Malini Harigopal, MD

• Adebowale Adeniran
• Albert Ko
• Anees Chagpar
• Angelique W. Levi
• Anne Wyllie
• Barbara Burtness
• Cary Gross
• Christine Ko
• David Rimm
• Deborah Proctor
• Guoping Cai
• Harriet Kluger
• Jennifer McNiff
• Jocelyn Chandler
• Kerin Adelson
• Kim Blenman
• Kurt Schalper
• Lajos Pusztai
• Meena S. Moran
• Mehra Golshan
• Michael DiGiovanna
• Nathan Grubaugh
• Pei Hui
• Shelli Farhadian
• Veronika Shabanova
• Wajih Kidwai
• Xuchen Zhang

Breast; Breast Neoplasms; Immunohistochemistry; Pathology; Thyroid Gland; Microarray Analysis

• Somatic mutations in tumor-adjacent normal breast tissue in young women with high risk family history.Rozenblit M, Suwalska A, Hofstatter E, Reisenbichler E, Harigopal M, Marczyk M, Pusztai L. Somatic mutations in tumor-adjacent normal breast tissue in young women with high risk family history. Journal Of Clinical Oncology 2023, 41: 576-576. DOI: 10.1200/jco.2023.41.16_suppl.576.
• The correlation of ESR1 genetic aberrations with estrogen receptor and progesterone receptor status in metastatic and primary estrogen receptor-positive breast carcinomasMoreira-Dinzey J, Zhan H, Rozenblit M, Krishnamurti U, Harigopal M, Zhong M, Liang Y. The correlation of ESR1 genetic aberrations with estrogen receptor and progesterone receptor status in metastatic and primary estrogen receptor-positive breast carcinomas. Human Pathology 2023, 137: 56-62. PMID: 37127079, DOI: 10.1016/j.humpath.2023.04.017.
• AI-Powered Biomolecular-Specific and Label-Free Multispectral Imaging Rapidly Detects Malignant Neoplasm in Surgically Excised Breast Tissue Specimens.Pandey R, Fournier D, Root G, Riccio M, Shirvalkar A, Zamora G, Daigneault N, Sapack M, Zhong M, Harigopal M. AI-Powered Biomolecular-Specific and Label-Free Multispectral Imaging Rapidly Detects Malignant Neoplasm in Surgically Excised Breast Tissue Specimens. Archives Of Pathology & Laboratory Medicine 2023, 147: 1298-1306. PMID: 36730476, DOI: 10.5858/arpa.2022-0228-oa.
• Significance of Myoepithelial Cell Layer in Breast Ductal Carcinoma in situ With Papillary Architecture With and Without Associated Invasive CarcinomaGolestani R, Singh K, Karam P, Pinto M, Liang Y, Orsaria M, Harigopal M. Significance of Myoepithelial Cell Layer in Breast Ductal Carcinoma in situ With Papillary Architecture With and Without Associated Invasive Carcinoma. Clinical Breast Cancer 2023, 23: 91-100. DOI: 10.1016/j.clbc.2022.09.006.
• Multi-institutional Assessment of Pathologist Scoring HER2 ImmunohistochemistryRobbins C, Fernandez A, Han G, Wong S, Harigopal M, Podoll M, Singh K, Ly A, Kuba M, Wen H, Sanders M, Brock J, Wei S, Fadare O, Hanley K, Jorns J, Snir O, Yoon E, Rabe K, Soong T, Reisenbichler E, Rimm D. Multi-institutional Assessment of Pathologist Scoring HER2 Immunohistochemistry. Modern Pathology 2023, 36: 100032. PMID: 36788069, PMCID: PMC10278086, DOI: 10.1016/j.modpat.2022.100032.
• AMACR Expression is a Potential Diagnostic Marker in Apocrine Lesions of Breast, and is Associated with High Histologic Grade and Lymph Node Metastases in Some Invasive Apocrine Breast CancersLerner G, Tang H, Singh K, Golestani R, St Claire S, Humphrey P, Lannin D, Janostiak R, Harigopal M. AMACR Expression is a Potential Diagnostic Marker in Apocrine Lesions of Breast, and is Associated with High Histologic Grade and Lymph Node Metastases in Some Invasive Apocrine Breast Cancers. Clinical Breast Cancer 2022, 23: 199-210. PMID: 36577560, DOI: 10.1016/j.clbc.2022.11.012.
• Validation Study of Thyroid Transcription Factor 1 and Napsin-A, Multiplexed Double Stain on Cell Block SpecimensStendahl K, Wang M, Ab-Raad R, Gilani S, Zhang X, Harigopal M. Validation Study of Thyroid Transcription Factor 1 and Napsin-A, Multiplexed Double Stain on Cell Block Specimens. Journal Of The American Society Of Cytopathology 2022, 11: s87. DOI: 10.1016/j.jasc.2022.07.160.
• Breast implant‐associated anaplastic large‐cell lymphoma: A series of two case reports diagnosed by cytopathologyHrones M, Harigopal M, Xu M, Abi‐Raad R. Breast implant‐associated anaplastic large‐cell lymphoma: A series of two case reports diagnosed by cytopathology. Diagnostic Cytopathology 2022, 51: e25-e27. PMID: 36066320, DOI: 10.1002/dc.25052.
• PD-L1 protein expression in relation to recurrence score values in early-stage ER + breast cancerRozenblit M, Blenman K, Harigopal M, Reisenbichler E, Singh K, Qing T, Ibrahim E, Ramkissoon S, Asmelash S, Lin HK, Roberts M, Ross J, Huang RSP, Pusztai L. PD-L1 protein expression in relation to recurrence score values in early-stage ER + breast cancer. Breast Cancer Research And Treatment 2022, 196: 221-227. PMID: 36028784, DOI: 10.1007/s10549-022-06712-2.
• Increased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node MetastasisDolezal D, Zhang X, Harigopal M. Increased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node Metastasis. Applied Immunohistochemistry & Molecular Morphology 2022, 30: 557-565. PMID: 35960138, DOI: 10.1097/pai.0000000000001052.
• Further Characterization of Clinicopathologic Features of Cystic Neutrophilic Granulomatous MastitisLiang Y, Zhan H, Krishnamurti U, Harigopal M, Sun T. Further Characterization of Clinicopathologic Features of Cystic Neutrophilic Granulomatous Mastitis. American Journal Of Clinical Pathology 2022, 158: 488-493. PMID: 35899981, DOI: 10.1093/ajcp/aqac074.
• Evaluation of TRPS1 Expression in Pleural Effusion Cytology Specimens With Metastatic Breast CarcinomaWang M, Stendahl K, Cai G, Adeniran A, Harigopal M, Gilani SM. Evaluation of TRPS1 Expression in Pleural Effusion Cytology Specimens With Metastatic Breast Carcinoma. American Journal Of Clinical Pathology 2022, 158: 416-425. PMID: 35760555, DOI: 10.1093/ajcp/aqac066.
• COVID-19 & differential effects in twins: Insights from Placenta PathologyMoriarty K, Yu M, Hussain N, Zgutka K, Sanders MM, Harigopal M, Wang J, Wang X, Hui P, Liu C, Sink D, Shields A. COVID-19 & differential effects in twins: Insights from Placenta Pathology. Placenta 2022, 124: 62-66. PMID: 35640456, PMCID: PMC9121647, DOI: 10.1016/j.placenta.2022.05.014.
• Detection of SARS-CoV-2 in tissue: the comparative roles of RT-qPCR, in situ RNA hybridization, and immunohistochemistryMcHenry A, Iyer K, Wang J, Liu C, Harigopal M. Detection of SARS-CoV-2 in tissue: the comparative roles of RT-qPCR, in situ RNA hybridization, and immunohistochemistry. Expert Review Of Molecular Diagnostics 2022, 22: 559-574. PMID: 35658709, DOI: 10.1080/14737159.2022.2085508.
• Cytomorphologic features of SMARCA4‐deficient non–small cell lung carcinoma and correlation with immunohistochemical and molecular featuresSun T, Gilani SM, Podany P, Harigopal M, Zhong M, Wang H. Cytomorphologic features of SMARCA4‐deficient non–small cell lung carcinoma and correlation with immunohistochemical and molecular features. Cancer Cytopathology 2022, 130: 620-629. PMID: 35468657, DOI: 10.1002/cncy.22581.
• Examination of Low ERBB2 Protein Expression in Breast Cancer TissueFernandez AI, Liu M, Bellizzi A, Brock J, Fadare O, Hanley K, Harigopal M, Jorns JM, Kuba MG, Ly A, Podoll M, Rabe K, Sanders MA, Singh K, Snir OL, Soong TR, Wei S, Wen H, Wong S, Yoon E, Pusztai L, Reisenbichler E, Rimm DL. Examination of Low ERBB2 Protein Expression in Breast Cancer Tissue. JAMA Oncology 2022, 8: 1-4. PMID: 35113160, PMCID: PMC8814969, DOI: 10.1001/jamaoncol.2021.7239.
• Concordance in Breast Cancer Grading by Artificial Intelligence on Whole Slide Images Compares With a Multi-Institutional Cohort of Breast Pathologists.Mantrala S, Ginter PS, Mitkari A, Joshi S, Prabhala H, Ramachandra V, Kini L, Idress R, D'Alfonso TM, Fineberg S, Jaffer S, Sattar AK, Chagpar AB, Wilson P, Singh K, Harigopal M, Koka D. Concordance in Breast Cancer Grading by Artificial Intelligence on Whole Slide Images Compares With a Multi-Institutional Cohort of Breast Pathologists. Archives Of Pathology & Laboratory Medicine 2022, 146: 1369-1377. PMID: 35271701, DOI: 10.5858/arpa.2021-0299-oa.
• Abstract P1-02-02: Examination of low Her2 expression in breast cancerFernandez A, Liu M, Bellizzi A, Brock J, Fadare O, Hanley K, Harigopal M, Jorns J, Kuba M, Ly A, Podoll M, Rabe K, Sanders M, Singh K, Snir O, Soong R, Wei S, Wen H, Wong S, Yoon E, Pusztai L, Reisenbichler E, Rimm D. Abstract P1-02-02: Examination of low Her2 expression in breast cancer. Cancer Research 2022, 82: p1-02-02-p1-02-02. DOI: 10.1158/1538-7445.sabcs21-p1-02-02.
• Abstract P2-08-03: PD-L1 protein expression in relation to Recurrence Score values in early stage ER+HER2- breast cancerBlenman K, Harigopal M, Huang R, Reisenbichler E, Qing T, Ibrahim E, Singh K, Ramkissoon S, Mustimbo R, Ross J, Pusztai L. Abstract P2-08-03: PD-L1 protein expression in relation to Recurrence Score values in early stage ER+HER2- breast cancer. Cancer Research 2022, 82: p2-08-03-p2-08-03. DOI: 10.1158/1538-7445.sabcs21-p2-08-03.
• EZH2 Protein Expression in Triple-negative Breast Cancer Treated With Neoadjuvant Chemotherapy: An Exploratory Study of Association With Tumor Response and PrognosisFineberg S, Tian X, Makower D, Harigopal M, Lo Y. EZH2 Protein Expression in Triple-negative Breast Cancer Treated With Neoadjuvant Chemotherapy: An Exploratory Study of Association With Tumor Response and Prognosis. Applied Immunohistochemistry & Molecular Morphology 2021, 30: 157-164. PMID: 35262520, DOI: 10.1097/pai.0000000000000998.
• Anal Cytology and Histologic Outcomes According to HIV Status: A Retrospective Study with Histologic Follow-upMcHenry A, Azar M, Wang M, Harigopal M, Abi-Raad R. Anal Cytology and Histologic Outcomes According to HIV Status: A Retrospective Study with Histologic Follow-up. Journal Of The American Society Of Cytopathology 2021, 10: s24. DOI: 10.1016/j.jasc.2021.07.031.
• Apocrine Breast Cancer: Unique Features of a Predominantly Triple-Negative Breast CancerSaridakis A, Berger ER, Harigopal M, Park T, Horowitz N, Le Blanc J, Zanieski G, Chagpar A, Greenup R, Golshan M, Lannin DR. Apocrine Breast Cancer: Unique Features of a Predominantly Triple-Negative Breast Cancer. Annals Of Surgical Oncology 2021, 28: 5610-5616. PMID: 34426884, DOI: 10.1245/s10434-021-10518-9.
• Abstract PS4-09: Pathologic features of the inter-regimen biopsy predict response to neoadjuvant therapy in the I-SPY 2 TRIALCarter J, Klein M, Venters S, Rabe K, Ocal I, Singh K, Wolf D, Sahoo S, Harada S, Khazai L, Harigopal M, Borowsky A, Krings G, Balassanian R, Chen Y, Cole K, Shad S, Delson A, Brown-Swigart L, Esserman L, van ‘t Veer L, Symmans W. Abstract PS4-09: Pathologic features of the inter-regimen biopsy predict response to neoadjuvant therapy in the I-SPY 2 TRIAL. Cancer Research 2021, 81: ps4-09-ps4-09. DOI: 10.1158/1538-7445.sabcs20-ps4-09.
• Abstract PS4-10: Serial MRI and pathology combined to select candidates for therapy de-escalation in the I-SPY 2 TRIALVenters S, Li W, Wolf D, Carter J, Klein M, Singh K, Rabe K, Ocal I, Newitt D, Yau C, Onishi N, Gibbs J, Sahoo S, Harada S, Khazai L, Harigopal M, Borowsky A, Krings G, Balassanian R, Chen Y, Cole K, Shad S, LeStage B, Delson A, Finestone S, Brown-Swigart L, Esserman L, van ‘t Veer L, Symmans W, Hylton N. Abstract PS4-10: Serial MRI and pathology combined to select candidates for therapy de-escalation in the I-SPY 2 TRIAL. Cancer Research 2021, 81: ps4-10-ps4-10. DOI: 10.1158/1538-7445.sabcs20-ps4-10.
• Histologic grading of breast carcinoma: a multi-institution study of interobserver variation using virtual microscopyGinter PS, Idress R, D’Alfonso T, Fineberg S, Jaffer S, Sattar AK, Chagpar A, Wilson P, Harigopal M. Histologic grading of breast carcinoma: a multi-institution study of interobserver variation using virtual microscopy. Modern Pathology 2020, 34: 701-709. PMID: 33077923, PMCID: PMC7987728, DOI: 10.1038/s41379-020-00698-2.
• Discordant anti‐SARS‐CoV‐2 spike protein and RNA staining in cutaneous perniotic lesions suggests endothelial deposition of cleaved spike proteinKo CJ, Harigopal M, Gehlhausen JR, Bosenberg M, McNiff JM, Damsky W. Discordant anti‐SARS‐CoV‐2 spike protein and RNA staining in cutaneous perniotic lesions suggests endothelial deposition of cleaved spike protein. Journal Of Cutaneous Pathology 2020, 48: 47-52. PMID: 32895985, DOI: 10.1111/cup.13866.
• Epithelium Involving Bilateral Axillary Lymph Nodes: Metastasis, Misplaced, or Mullerian!Singh K, Sardana R, Quddus MR, Harigopal M. Epithelium Involving Bilateral Axillary Lymph Nodes: Metastasis, Misplaced, or Mullerian! International Journal Of Surgical Pathology 2020, 29: 284-288. PMID: 32924678, DOI: 10.1177/1066896920958121.
• Perniosis during the COVID‐19 pandemic: Negative anti‐SARS‐CoV‐2 immunohistochemistry in six patients and comparison to perniosis before the emergence of SARS‐CoV‐2Ko CJ, Harigopal M, Damsky W, Gehlhausen JR, Bosenberg M, Patrignelli R, McNiff JM. Perniosis during the COVID‐19 pandemic: Negative anti‐SARS‐CoV‐2 immunohistochemistry in six patients and comparison to perniosis before the emergence of SARS‐CoV‐2. Journal Of Cutaneous Pathology 2020, 47: 997-1002. PMID: 32745281, PMCID: PMC7436569, DOI: 10.1111/cup.13830.
• LIMK2 promotes the metastatic progression of triple-negative breast cancer by activating SRPK1Malvi P, Janostiak R, Chava S, Manrai P, Yoon E, Singh K, Harigopal M, Gupta R, Wajapeyee N. LIMK2 promotes the metastatic progression of triple-negative breast cancer by activating SRPK1. Oncogenesis 2020, 9: 77. PMID: 32859889, PMCID: PMC7455732, DOI: 10.1038/s41389-020-00263-1.
• A Novel "Google Classroom"-Based Pathology Education Tool for Trainees During the COVID-19 Pandemic: Impactful Learning While Social Distancing.Balakrishnan R, Singh K, Harigopal M, Fineberg S. A Novel "Google Classroom"-Based Pathology Education Tool for Trainees During the COVID-19 Pandemic: Impactful Learning While Social Distancing. Archives Of Pathology & Laboratory Medicine 2020, 144: 1445b-1447. PMID: 32846431, DOI: 10.5858/arpa.2020-0476-le.
• SARS-CoV-2 infection of the placentaHosier H, Farhadian SF, Morotti RA, Deshmukh U, Lu-Culligan A, Campbell KH, Yasumoto Y, Vogels C, Casanovas-Massana A, Vijayakumar P, Geng B, Odio CD, Fournier J, Brito AF, Fauver JR, Liu F, Alpert T, Tal R, Szigeti-Buck K, Perincheri S, Larsen C, Gariepy AM, Aguilar G, Fardelmann KL, Harigopal M, Taylor HS, Pettker CM, Wyllie AL, Dela Cruz CS, Ring AM, Grubaugh ND, Ko AI, Horvath TL, Iwasaki A, Reddy UM, Lipkind HS. SARS-CoV-2 infection of the placenta. Journal Of Clinical Investigation 2020, 130: 4947-4953. PMID: 32573498, PMCID: PMC7456249, DOI: 10.1172/jci139569.
• Enumeration and molecular characterization of circulating tumor cells as an innovative tool for companion diagnostics in breast cancerHarigopal M, Kowalski D, Vosoughi A. Enumeration and molecular characterization of circulating tumor cells as an innovative tool for companion diagnostics in breast cancer. Expert Review Of Molecular Diagnostics 2020, 20: 815-828. PMID: 32546017, DOI: 10.1080/14737159.2020.1784009.
• High frequency of p16 and SOX10 coexpression but not androgen receptor expression in triple-negative breast cancersYoon EC, Wilson P, Zuo T, Pinto M, Cole K, Harigopal M. High frequency of p16 and SOX10 coexpression but not androgen receptor expression in triple-negative breast cancers. Human Pathology 2020, 102: 13-22. PMID: 32565323, DOI: 10.1016/j.humpath.2020.06.004.
• Advances in quantitative immunohistochemistry and their contribution to breast cancerYaghoobi V, Martinez-Morilla S, Liu Y, Charette L, Rimm DL, Harigopal M. Advances in quantitative immunohistochemistry and their contribution to breast cancer. Expert Review Of Molecular Diagnostics 2020, 20: 509-522. PMID: 32178550, DOI: 10.1080/14737159.2020.1743178.
• Interobserver variability in breast carcinoma grading results in prognostic stage differencesRabe K, Snir OL, Bossuyt V, Harigopal M, Celli R, Reisenbichler ES. Interobserver variability in breast carcinoma grading results in prognostic stage differences. Human Pathology 2019, 94: 51-57. PMID: 31655171, DOI: 10.1016/j.humpath.2019.09.006.
• Clinical Implications of "Atypical Glandular Cells" in Cervical Cytologic SpecimensManrai P, Yoon E, Raad R, Levi A, Harigopal M. Clinical Implications of "Atypical Glandular Cells" in Cervical Cytologic Specimens. Journal Of The American Society Of Cytopathology 2019, 8: s28-s29. DOI: 10.1016/j.jasc.2019.08.068.
• Immunological differences between primary and metastatic breast cancerSzekely B, Bossuyt V, Li X, Wali VB, Patwardhan GA, Frederick C, Silber A, Park T, Harigopal M, Pelekanou V, Zhang M, Yan Q, Rimm DL, Bianchini G, Hatzis C, Pusztai L. Immunological differences between primary and metastatic breast cancer. Annals Of Oncology 2018, 29: 2232-2239. PMID: 30203045, DOI: 10.1093/annonc/mdy399.
• Breast cancer histopathology is predictive of low‐risk Oncotype Dx recurrence scoreWilson PC, Chagpar AB, Cicek AF, Bossuyt V, Buza N, Mougalian S, Killelea BK, Patel N, Harigopal M. Breast cancer histopathology is predictive of low‐risk Oncotype Dx recurrence score. The Breast Journal 2018, 24: 976-980. PMID: 30230117, DOI: 10.1111/tbj.13117.
• Discordance in Hormone Receptor Status of Primary Versus Metastatic Breast CarcinomaManrai P, Partovi E, Lo Y, Darbinyan A, Pinto M, Kowalski D, Raad R, Adeniran A, Wilson P, Harigopal M. Discordance in Hormone Receptor Status of Primary Versus Metastatic Breast Carcinoma. Journal Of The American Society Of Cytopathology 2018, 7: s4-s5. DOI: 10.1016/j.jasc.2018.06.023.
• Androgen receptor expression is a favorable prognostic factor in triple-negative breast cancersZuo T, Wilson P, Cicek AF, Harigopal M. Androgen receptor expression is a favorable prognostic factor in triple-negative breast cancers. Human Pathology 2018, 80: 239-245. PMID: 29902579, DOI: 10.1016/j.humpath.2018.06.003.
• Loss of c-KIT expression in breast cancer correlates with malignant transformation of breast epithelium and is mediated by KIT gene promoter DNA hypermethylationJanostiak R, Vyas M, Cicek AF, Wajapeyee N, Harigopal M. Loss of c-KIT expression in breast cancer correlates with malignant transformation of breast epithelium and is mediated by KIT gene promoter DNA hypermethylation. Experimental And Molecular Pathology 2018, 105: 41-49. PMID: 29852185, DOI: 10.1016/j.yexmp.2018.05.011.
• Durvalumab (MEDI4736) concurrent with nab-paclitaxel and dose dense doxorubicin cyclophosphamide (ddAC) as neoadjuvant therapy for triple negative breast cancer (TNBC).Pusztai L, Hofstatter E, Chung G, Horowitz N, Lannin D, Killelea B, Chagpar A, DiGiovanna M, Frederick C, Burello T, Harigopal M. Durvalumab (MEDI4736) concurrent with nab-paclitaxel and dose dense doxorubicin cyclophosphamide (ddAC) as neoadjuvant therapy for triple negative breast cancer (TNBC). Journal Of Clinical Oncology 2018, 36: 586-586. DOI: 10.1200/jco.2018.36.15_suppl.586.
• Strong androgen receptor expression can aid in distinguishing GATA3+ metastasesBoto A, Harigopal M. Strong androgen receptor expression can aid in distinguishing GATA3+ metastases. Human Pathology 2018, 75: 63-70. PMID: 29408697, DOI: 10.1016/j.humpath.2018.01.024.
• Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision MakingDzimitrowicz H, Mougalian S, Storms S, Hurd S, Chagpar AB, Killelea BK, Horowitz NR, Lannin DR, Harigopal M, Hofstatter E, DiGiovanna MP, Adelson KB, Silber A, Abu-Khalaf M, Chung G, Zaheer W, Abdelghany O, Hatzis C, Pusztai L, Sanft TB. Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision Making. JCO Oncology Practice 2017, 13: jop.2017.022731. PMID: 29048991, DOI: 10.1200/jop.2017.022731.
• Calretinin Positivity in Metastatic Breast Cancer Effusions: A Diagnostic ChallengeDelgado S, Chandler J, Harigopal M, Zuo T. Calretinin Positivity in Metastatic Breast Cancer Effusions: A Diagnostic Challenge. Journal Of The American Society Of Cytopathology 2017, 6: s9. DOI: 10.1016/j.jasc.2017.06.024.
• Can Tumor Biology Predict Occult Multifocal Disease in Breast Cancer Patients?Chagpar AB, Cicek AF, Harigopal M. Can Tumor Biology Predict Occult Multifocal Disease in Breast Cancer Patients? The American Surgeon 2017, 83: 704-708. PMID: 28738939, DOI: 10.1177/000313481708300725.
• Economic Impact of Routine Cavity Margins Versus Standard Partial Mastectomy in Breast Cancer PatientsChagpar AB, Horowitz NR, Killelea BK, Tsangaris T, Longley P, Grizzle S, Loftus M, Li F, Butler M, Stavris K, Yao X, Harigopal M, Bossuyt V, Lannin DR, Pusztai L, Davidoff AJ, Gross CP. Economic Impact of Routine Cavity Margins Versus Standard Partial Mastectomy in Breast Cancer Patients. Annals Of Surgery 2017, 265: 39-44. PMID: 27192352, PMCID: PMC5605915, DOI: 10.1097/sla.0000000000001799.
• GATA 3 is a Reliable Marker in the Detection of Metastatic Breast Cancers in Cytology Specimens from both ER-Positive and ER-Negative Breast CancersAbi-Raad R, Boto A, Lavik J, Fernandez S, Cai G, Adeniran A, Baldassarri R, Kowalski D, Harigopal M. GATA 3 is a Reliable Marker in the Detection of Metastatic Breast Cancers in Cytology Specimens from both ER-Positive and ER-Negative Breast Cancers. Journal Of The American Society Of Cytopathology 2016, 5: s11. DOI: 10.1016/j.jasc.2016.07.023.
• Metastatic thyroid carcinoma presenting as malignant pleural effusion: A cytologic review of 5 casesVyas M, Harigopal M. Metastatic thyroid carcinoma presenting as malignant pleural effusion: A cytologic review of 5 cases. Diagnostic Cytopathology 2016, 44: 1085-1089. PMID: 27456348, DOI: 10.1002/dc.23547.
• Automated measurement of estrogen receptor in breast cancer: a comparison of fluorescent and chromogenic methods of measurementZarrella ER, Coulter M, Welsh AW, Carvajal DE, Schalper KA, Harigopal M, Rimm D, Neumeister V. Automated measurement of estrogen receptor in breast cancer: a comparison of fluorescent and chromogenic methods of measurement. Laboratory Investigation 2016, 96: 1016-1025. PMID: 27348626, PMCID: PMC5008858, DOI: 10.1038/labinvest.2016.73.
• Abstract P3-13-01: Impact of routine cavity shave margins on time and money: Results from the SHAVE trialChagpar A, Longley P, Horowitz N, Killelea B, Tsangaris T, Li F, Butler M, Stavris K, Yao X, Harigopal M, Bossuyt V, Lannin D, Pusztai L, Loftus M, Davidoff A, Gross C. Abstract P3-13-01: Impact of routine cavity shave margins on time and money: Results from the SHAVE trial. Cancer Research 2016, 76: p3-13-01-p3-13-01. DOI: 10.1158/1538-7445.sabcs15-p3-13-01.
• A Randomized, Controlled Trial of Cavity Shave Margins in Breast CancerChagpar AB, Killelea BK, Tsangaris TN, Butler M, Stavris K, Li F, Yao X, Bossuyt V, Harigopal M, Lannin DR, Pusztai L, Horowitz NR. A Randomized, Controlled Trial of Cavity Shave Margins in Breast Cancer. New England Journal Of Medicine 2015, 373: 503-510. PMID: 26028131, PMCID: PMC5584380, DOI: 10.1056/nejmoa1504473.
• Methylation of Twelve CpGs in Human Papillomavirus Type 16 (HPV16) as an Informative Biomarker for the Triage of Women Positive for HPV16 InfectionBrandsma JL, Harigopal M, Kiviat NB, Sun Y, Deng Y, Zelterman D, Lizardi PM, Shabanova VS, Levi A, Yaping T, Hu X, Feng Q. Methylation of Twelve CpGs in Human Papillomavirus Type 16 (HPV16) as an Informative Biomarker for the Triage of Women Positive for HPV16 Infection. Cancer Prevention Research 2014, 7: 526-533. PMID: 24556390, DOI: 10.1158/1940-6207.capr-13-0354.
• High-risk HPV Testing in the Detection of Cervical Carcinoma using Liquid-based PreparationsLevi A, Schofield K, Harigopal M, Chhieng D. High-risk HPV Testing in the Detection of Cervical Carcinoma using Liquid-based Preparations. Journal Of The American Society Of Cytopathology 2013, 2: s33. DOI: 10.1016/j.jasc.2013.08.090.
• HPV16 DNA Methylation Analysis for Improved Triage of Atypical Squamous Cell of Undetermined Significance (ASCUS)Harigopal M, Sun Y, Chen X, Levi A, Brandsma J. HPV16 DNA Methylation Analysis for Improved Triage of Atypical Squamous Cell of Undetermined Significance (ASCUS). Journal Of The American Society Of Cytopathology 2013, 2: s45. DOI: 10.1016/j.jasc.2013.08.121.
• Is Ki-67 Expression Prognostic for Local Relapse in Early-Stage Breast Cancer Patients Treated With Breast Conservation Therapy (BCT)?Hafeez F, Neboori HJ, Harigopal M, Wu H, Haffty BG, Yang Q, Schiff D, Moran MS. Is Ki-67 Expression Prognostic for Local Relapse in Early-Stage Breast Cancer Patients Treated With Breast Conservation Therapy (BCT)? International Journal Of Radiation Oncology • Biology • Physics 2013, 87: 344-348. PMID: 23910708, DOI: 10.1016/j.ijrobp.2013.05.052.
• Quantitative Analysis of Estrogen Receptor Expression Shows SP1 Antibody Is More Sensitive Than 1D5Welsh AW, Harigopal M, Wimberly H, Prasad M, Rimm DL. Quantitative Analysis of Estrogen Receptor Expression Shows SP1 Antibody Is More Sensitive Than 1D5. Applied Immunohistochemistry & Molecular Morphology 2013, 21: 139-147. PMID: 22820659, PMCID: PMC3482297, DOI: 10.1097/pai.0b013e31825d73b2.
• Increasing Cytotechnologist Workload Above 100 Slides per Day Using the BD FocalPoint GS Imaging System Negatively Affects Screening PerformanceLevi AW, Galullo P, Gordy K, Mikolaiski N, Schofield K, Elsheikh TM, Harigopal M, Chhieng DC. Increasing Cytotechnologist Workload Above 100 Slides per Day Using the BD FocalPoint GS Imaging System Negatively Affects Screening Performance. American Journal Of Clinical Pathology 2012, 138: 811-815. PMID: 23161714, DOI: 10.1309/ajcptydd9g2ncumf.
• Effectiveness of the FocalPoint GS Imaging System in the Detection of Adenocarcinoma of the Gynecologic SystemWong R, Schofield K, Harigopal M, Ratner E, Chhieng D, Levi A. Effectiveness of the FocalPoint GS Imaging System in the Detection of Adenocarcinoma of the Gynecologic System. Journal Of The American Society Of Cytopathology 2012, 1: s34. DOI: 10.1016/j.jasc.2012.08.072.
• Accuracy of FocalPoint GS Imaging: Can We Trust the System?Honarpisheh H, Schofield K, Harigopal M, Chhieng D, Levi A. Accuracy of FocalPoint GS Imaging: Can We Trust the System? Journal Of The American Society Of Cytopathology 2012, 1: s47. DOI: 10.1016/j.jasc.2012.08.103.
• Value of 3q26 Gain in the Triage of Low-grade Squamous AbnormalitiesAbiraad R, Schofield K, Harigopal M, Chhieng D, Levi A. Value of 3q26 Gain in the Triage of Low-grade Squamous Abnormalities. Journal Of The American Society Of Cytopathology 2012, 1: s46. DOI: 10.1016/j.jasc.2012.08.101.
• Comparing Two Methods of Detection for Chlamydia trachomatis in Liquid-Based Papanicolaou TestsLevi AW, Beckman D, Hui P, Schofield K, Harigopal M, Chhieng DC. Comparing Two Methods of Detection for Chlamydia trachomatis in Liquid-Based Papanicolaou Tests. American Journal Of Clinical Pathology 2012, 138: 236-240. PMID: 22904135, DOI: 10.1309/ajcp2b7xqtcnamjp.
• Cytoplasmic vacuolization: An under‐recognized cytomorphologic feature in endocrine tumors of the pancreasLevy GH, Finkelstein A, Harigopal M, Chhieng D, Cai G. Cytoplasmic vacuolization: An under‐recognized cytomorphologic feature in endocrine tumors of the pancreas. Diagnostic Cytopathology 2012, 41: 623-628. PMID: 22807461, DOI: 10.1002/dc.22893.
• Endoscopic ultrasound‐guided fine‐needle aspiration diagnosis of merkel cell carcinoma metastatic to the pancreasBernstein J, Adeniran AJ, Cai G, Theoharis CG, Ustun B, Beckman D, Aslanian HR, Harigopal M. Endoscopic ultrasound‐guided fine‐needle aspiration diagnosis of merkel cell carcinoma metastatic to the pancreas. Diagnostic Cytopathology 2012, 42: 247-252. PMID: 22730170, DOI: 10.1002/dc.22884.
• The Positive Impact of Simultaneous Implementation of the BD FocalPoint GS Imaging System and Lean Principles on the Operation of Gynecologic CytologyWong R, Levi AW, Harigopal M, Schofield K, Chhieng DC. The Positive Impact of Simultaneous Implementation of the BD FocalPoint GS Imaging System and Lean Principles on the Operation of Gynecologic Cytology. Archives Of Pathology & Laboratory Medicine 2012, 136: 183-9. PMID: 22288966, DOI: 10.5858/arpa.2011-0139-oa.
• Implementation of FocalPoint GS location‐guided imaging systemLevi AW, Chhieng DC, Schofield K, Kowalski D, Harigopal M. Implementation of FocalPoint GS location‐guided imaging system. Cancer Cytopathology 2011, 120: 126-133. PMID: 22505211, DOI: 10.1002/cncy.20187.
• Use of high‐risk human papillomavirus testing in patients with low‐grade squamous intraepithelial lesionsLevi AW, Harigopal M, Hui P, Schofield K, Chhieng DC. Use of high‐risk human papillomavirus testing in patients with low‐grade squamous intraepithelial lesions. Cancer Cytopathology 2011, 119: 228-234. PMID: 21732551, DOI: 10.1002/cncy.20172.
• Standardization of Estrogen Receptor Measurement in Breast Cancer Suggests False-Negative Results Are a Function of Threshold Intensity Rather Than Percentage of Positive CellsWelsh AW, Moeder CB, Kumar S, Gershkovich P, Alarid ET, Harigopal M, Haffty BG, Rimm DL. Standardization of Estrogen Receptor Measurement in Breast Cancer Suggests False-Negative Results Are a Function of Threshold Intensity Rather Than Percentage of Positive Cells. Journal Of Clinical Oncology 2011, 29: 2978-2984. PMID: 21709197, PMCID: PMC3157961, DOI: 10.1200/jco.2010.32.9706.
• Littoral cell angioma of the spleen diagnosed by endoscopic ultrasound‐guided fine‐needle aspiration biopsyNagarajan P, Cai G, Padda MS, Selbst M, Kowalski D, Proctor DD, Chhieng D, Aslanian HR, Harigopal M. Littoral cell angioma of the spleen diagnosed by endoscopic ultrasound‐guided fine‐needle aspiration biopsy. Diagnostic Cytopathology 2011, 39: 318-322. PMID: 21488173, DOI: 10.1002/dc.21384.
• Comparison of Affirm VPIII and Papanicolaou Tests in the Detection of Infectious VaginitisLevi AW, Harigopal M, Hui P, Schofield K, Chhieng DC. Comparison of Affirm VPIII and Papanicolaou Tests in the Detection of Infectious Vaginitis. American Journal Of Clinical Pathology 2011, 135: 442-447. PMID: 21350100, DOI: 10.1309/ajcp7tbn5vzuglzu.
• Breast Cytology: Current Issues and Future DirectionsHarigopal M, Chhieng D. Breast Cytology: Current Issues and Future Directions. The Open Breast Cancer Journal 2010, 4: 81-89. DOI: 10.2174/1876817201002011081.
• Multiplexed Assessment of the Southwest Oncology Group-Directed Intergroup Breast Cancer Trial S9313 by AQUA Shows that Both High and Low Levels of HER2 Are Associated with Poor OutcomeHarigopal M, Barlow WE, Tedeschi G, Porter PL, Yeh IT, Haskell C, Livingston R, Hortobagyi GN, Sledge G, Shapiro C, Ingle JN, Rimm DL, Hayes DF. Multiplexed Assessment of the Southwest Oncology Group-Directed Intergroup Breast Cancer Trial S9313 by AQUA Shows that Both High and Low Levels of HER2 Are Associated with Poor Outcome. American Journal Of Pathology 2010, 176: 1639-1647. PMID: 20150438, PMCID: PMC2843456, DOI: 10.2353/ajpath.2010.090711.
• Distinct human papillomavirus type 16 methylomes in cervical cells at different stages of premalignancyBrandsma JL, Sun Y, Lizardi PM, Tuck DP, Zelterman D, Haines GK, Martel M, Harigopal M, Schofield K, Neapolitano M. Distinct human papillomavirus type 16 methylomes in cervical cells at different stages of premalignancy. Virology 2009, 389: 100-107. PMID: 19443004, PMCID: PMC2918277, DOI: 10.1016/j.virol.2009.03.029.
• Multiplexed AQUA-based assessment of SWOG 9313 shows prognostic value of continuous ER, PR and HER2 assessment.Rimm D, Barlow W, Harigopal M, Tedeschi G, Peggy P, Yeh I, Haskell C, Livingston R, Hortobagyi G, Hayes D. Multiplexed AQUA-based assessment of SWOG 9313 shows prognostic value of continuous ER, PR and HER2 assessment. Cancer Research 2009, 69: 704. DOI: 10.1158/0008-5472.sabcs-704.
• Estrogen receptor co-activator (AIB1) protein expression by automated quantitative analysis (AQUA) in a breast cancer tissue microarray and association with patient outcomeHarigopal M, Heymann J, Ghosh S, Anagnostou V, Camp RL, Rimm DL. Estrogen receptor co-activator (AIB1) protein expression by automated quantitative analysis (AQUA) in a breast cancer tissue microarray and association with patient outcome. Breast Cancer Research And Treatment 2008, 115: 77-85. PMID: 18521745, DOI: 10.1007/s10549-008-0063-9.
• Quantitative Justification of the Change From 10% to 30% for Human Epidermal Growth Factor Receptor 2 Scoring in the American Society of Clinical Oncology/College of American Pathologists Guidelines: Tumor Heterogeneity in Breast Cancer and Its Implications for Tissue Microarray–Based Assessment of OutcomeMoeder CB, Giltnane JM, Harigopal M, Molinaro A, Robinson A, Gelmon K, Huntsman D, Camp RL, Rimm DL. Quantitative Justification of the Change From 10% to 30% for Human Epidermal Growth Factor Receptor 2 Scoring in the American Society of Clinical Oncology/College of American Pathologists Guidelines: Tumor Heterogeneity in Breast Cancer and Its Implications for Tissue Microarray–Based Assessment of Outcome. Journal Of Clinical Oncology 2007, 25: 5418-5425. PMID: 18048824, DOI: 10.1200/jco.2007.12.8033.
• Bimodal Population or Pathologist Artifact?Rimm DL, Giltnane JM, Moeder C, Harigopal M, Chung GG, Camp RL, Burtness B. Bimodal Population or Pathologist Artifact? Journal Of Clinical Oncology 2007, 25: 2487-2488. PMID: 17557963, DOI: 10.1200/jco.2006.07.7537.
• Variation in breast cancer hormone receptor and HER2 levels by etiologic factors: A population‐based analysisSherman ME, Rimm DL, Yang XR, Chatterjee N, Brinton LA, Lissowska J, Peplonska B, Szeszenia‐Dąbrowska N, Zatonski W, Cartun R, Mandich D, Rymkiewicz G, Ligaj M, Lukaszek S, Kordek R, Kalaylioglu Z, Harigopal M, Charrette L, Falk RT, Richesson D, Anderson WF, Hewitt SM, García‐Closas M. Variation in breast cancer hormone receptor and HER2 levels by etiologic factors: A population‐based analysis. International Journal Of Cancer 2007, 121: 1079-1085. PMID: 17487843, DOI: 10.1002/ijc.22812.
• Classification of Breast Cancer Using Genetic Algorithms and Tissue MicroarraysDolled-Filhart M, Rydén L, Cregger M, Jirström K, Harigopal M, Camp RL, Rimm DL. Classification of Breast Cancer Using Genetic Algorithms and Tissue Microarrays. Clinical Cancer Research 2006, 12: 6459-6468. PMID: 17085660, DOI: 10.1158/1078-0432.ccr-06-1383.
• Vascular endothelial growth factor, FLT‐1, and FLK‐1 analysis in a pancreatic cancer tissue microarrayChung GG, Yoon HH, Zerkowski MP, Ghosh S, Thomas L, Harigopal M, Charette LA, Salem RR, Camp RL, Rimm DL, Burtness BA. Vascular endothelial growth factor, FLT‐1, and FLK‐1 analysis in a pancreatic cancer tissue microarray. Cancer 2006, 106: 1677-1684. PMID: 16532435, DOI: 10.1002/cncr.21783.
• Molecular Classification Identifies a Subset of Human Papillomavirus–Associated Oropharyngeal Cancers With Favorable PrognosisWeinberger PM, Yu Z, Haffty BG, Kowalski D, Harigopal M, Brandsma J, Sasaki C, Joe J, Camp RL, Rimm DL, Psyrri A. Molecular Classification Identifies a Subset of Human Papillomavirus–Associated Oropharyngeal Cancers With Favorable Prognosis. Journal Of Clinical Oncology 2006, 24: 736-747. PMID: 16401683, DOI: 10.1200/jco.2004.00.3335.
• Aberrant E-cadherin staining patterns in invasive mammary carcinomaHarigopal M, Shin SJ, Murray MP, Tickoo SK, Brogi E, Rosen PP. Aberrant E-cadherin staining patterns in invasive mammary carcinoma. World Journal Of Surgical Oncology 2005, 3: 73. PMID: 16287501, PMCID: PMC1308872, DOI: 10.1186/1477-7819-3-73.
• Automated Quantitative Analysis of E-Cadherin Expression in Lymph Node Metastases Is Predictive of Survival in Invasive Ductal Breast CancerHarigopal M, Berger AJ, Camp RL, Rimm DL, Kluger HM. Automated Quantitative Analysis of E-Cadherin Expression in Lymph Node Metastases Is Predictive of Survival in Invasive Ductal Breast Cancer. Clinical Cancer Research 2005, 11: 4083-4089. PMID: 15930343, DOI: 10.1158/1078-0432.ccr-04-2191.
• β1,6-Branched Oligosaccharides Are Increased in Lymph Node Metastases and Predict Poor Outcome in Breast CarcinomaHanderson T, Camp R, Harigopal M, Rimm D, Pawelek J. β1,6-Branched Oligosaccharides Are Increased in Lymph Node Metastases and Predict Poor Outcome in Breast Carcinoma. Clinical Cancer Research 2005, 11: 2969-2973. PMID: 15837749, DOI: 10.1158/1078-0432.ccr-04-2211.
• Prepubertal Gynecomastia with Lobular DifferentiationHarigopal M, Murray MP, Rosen PP, Shin SJ. Prepubertal Gynecomastia with Lobular Differentiation. The Breast Journal 2005, 11: 48-51. PMID: 15647078, DOI: 10.1111/j.1075-122x.2005.21442.x.
• Distinctive Calcific Deposits in Pregnancy‐like HyperplasiaHoda SA, Harigopal M. Distinctive Calcific Deposits in Pregnancy‐like Hyperplasia. The Breast Journal 2004, 10: 551-551. PMID: 15569218, DOI: 10.1111/j.1075-122x.2004.21385.x.
• Prognostic Significance of p16 Protein Levels in Oropharyngeal Squamous Cell CancerWeinberger PM, Yu Z, Haffty BG, Kowalski D, Harigopal M, Sasaki C, Rimm DL, Psyrri A. Prognostic Significance of p16 Protein Levels in Oropharyngeal Squamous Cell Cancer. Clinical Cancer Research 2004, 10: 5684-5691. PMID: 15355894, DOI: 10.1158/1078-0432.ccr-04-0448.
• Molecular predictors for response to carboplatinum and paclitaxel (CP) chemotherapy in patients with ovarian cancerPsyrri A, Bamias A, Yu Z, Markakis S, Kowalski D, Weinberger P, Harigopal M, Efstathiou E, Rimm D, Dimopoulos M. Molecular predictors for response to carboplatinum and paclitaxel (CP) chemotherapy in patients with ovarian cancer. Journal Of Clinical Oncology 2004, 22: 5066-5066. DOI: 10.1200/jco.2004.22.14_suppl.5066.
• Molecular predictors for response to carboplatinum and paclitaxel (CP) chemotherapy in patients with ovarian cancerPsyrri A, Bamias A, Yu Z, Markakis S, Kowalski D, Weinberger P, Harigopal M, Efstathiou E, Rimm D, Dimopoulos M. Molecular predictors for response to carboplatinum and paclitaxel (CP) chemotherapy in patients with ovarian cancer. Journal Of Clinical Oncology 2004, 22: 5066-5066. DOI: 10.1200/jco.2004.22.90140.5066.
• Comparison of human papillomavirus DNA prevalence in atypical squamous cells of undetermined significance subcategories as defined by the original Bethesda 1991 and the new Bethesda 2001 Systems.Pirog EC, Erroll M, Harigopal M, Centeno BA. Comparison of human papillomavirus DNA prevalence in atypical squamous cells of undetermined significance subcategories as defined by the original Bethesda 1991 and the new Bethesda 2001 Systems. Archives Of Pathology & Laboratory Medicine 2004, 128: 527-32. PMID: 15086283, DOI: 10.5858/2004-128-527-cohpdp.
• Fine‐needle aspiration of Riedel's disease: Report of a case and review of the literatureHarigopal M, Sahoo S, Recant WM, DeMay RM. Fine‐needle aspiration of Riedel's disease: Report of a case and review of the literature. Diagnostic Cytopathology 2004, 30: 193-197. PMID: 14986301, DOI: 10.1002/dc.10420.
• Pathologic quiz case: a rapidly increasing breast mass in a postmenopausal woman. Malignant adenomyoepithelioma.Harigopal M, Park K, Chen X, Rosen PP. Pathologic quiz case: a rapidly increasing breast mass in a postmenopausal woman. Malignant adenomyoepithelioma. Archives Of Pathology & Laboratory Medicine 2004, 128: 235-6. PMID: 14736274, DOI: 10.5858/2004-128-235-pqcari.
• Images in PathologyHarigopal M, Hoda SA, Seshan SV. Images in Pathology. International Journal Of Surgical Pathology 2003, 11: 313-313. PMID: 14615827, DOI: 10.1177/106689690301100409.
• Tyrosinase expression in malignant melanoma, desmoplastic melanoma, and peripheral nerve tumors.Hoda S, Harigopal M, Yin D, Yao D, DeLellis R. Tyrosinase expression in malignant melanoma, desmoplastic melanoma, and peripheral nerve tumors. Archives Of Pathology & Laboratory Medicine 2003, 127: 1083-4; author reply 1084-5. PMID: 12951966, DOI: 10.5858/2003-127-1083a-ltte.
• Images in PathologyHarigopal M, Hoda SA. Images in Pathology. International Journal Of Surgical Pathology 2003, 11: 220-220. PMID: 12894356, DOI: 10.1177/106689690301100311.
• Reporting needle core biopsies of breast carcinomasHoda S, Harigopal M, Harris G, Pinder S, Lee A, Ellis I. Reporting needle core biopsies of breast carcinomas. Histopathology 2003, 43: 84-90. PMID: 12823716, DOI: 10.1046/j.1365-2559.2003.01625.x.
• Secondary tumors in mammary adenolipomas: a report of 2 unusual cases.Harigopal M, Mudrovich SA, Hoda SA, Rosen PP. Secondary tumors in mammary adenolipomas: a report of 2 unusual cases. Archives Of Pathology & Laboratory Medicine 2003, 127: e151-4. PMID: 12653605, DOI: 10.5858/2003-127-e151-stimaa.
• Interpretative problems and preparative technique influence reliability of intraoperative parathyroid touch imprints.Yao DX, Hoda SA, Yin DY, Kuhel WI, Harigopal M, Resetkova E, DeLellis RA. Interpretative problems and preparative technique influence reliability of intraoperative parathyroid touch imprints. Archives Of Pathology & Laboratory Medicine 2003, 127: 64-7. PMID: 12521369, DOI: 10.5858/2003-127-64-ipapti.
• Pathological examination of sentinel lymph node in breast cancer: Potential problems and possible solutionsHoda SA, Chiu A, Resetkova E, Harigopal M, Hoda RS, Osborne MP. Pathological examination of sentinel lymph node in breast cancer: Potential problems and possible solutions. Microscopy Research And Technique 2002, 59: 85-91. PMID: 12373718, DOI: 10.1002/jemt.10179.
• Aspiration cytology of elastofibroma dorsi: Case report with ultrastructural and immunohistochemical findingsHarigopal M, Seshan SV, DeLellis RA, Yankelevitz D, Vazquez M. Aspiration cytology of elastofibroma dorsi: Case report with ultrastructural and immunohistochemical findings. Diagnostic Cytopathology 2002, 26: 310-313. PMID: 11992374, DOI: 10.1002/dc.10106.