2024
S2281 Non-Cardia Primary Squamous Cell Carcinoma of the Stomach Is Extremely Rare and Shows Poor Survival
Protiva L, Ketwaroo G, Njei B, Protiva P. S2281 Non-Cardia Primary Squamous Cell Carcinoma of the Stomach Is Extremely Rare and Shows Poor Survival. The American Journal Of Gastroenterology 2024, 119: s1634-s1635. DOI: 10.14309/01.ajg.0001038492.00710.80.Peer-Reviewed Original ResearchSquamous Cell Carcinoma of the Pancreas: A Case Report
Nagar A, Rao A, Protiva P. Squamous Cell Carcinoma of the Pancreas: A Case Report. Cureus 2024, 16: e70247. PMID: 39329044, PMCID: PMC11425980, DOI: 10.7759/cureus.70247.Peer-Reviewed Original ResearchClinical and socioeconomic determinants of survival in biliary tract adenocarcinomas
Sahyoun L, Chen K, Tsay C, Chen G, Protiva P. Clinical and socioeconomic determinants of survival in biliary tract adenocarcinomas. World Journal Of Gastrointestinal Oncology 2024, 16: 1374-1383. PMID: 38660666, PMCID: PMC11037051, DOI: 10.4251/wjgo.v16.i4.1374.Peer-Reviewed Original ResearchSocioeconomic statusPercentage of foreign-born personsHigher incomeSignificance of socioeconomic statusLow-income countiesCollege level educationCox proportional hazards modelsUrban populationAssociated with higher survival ratesForeign-born personsProportional hazards modelCancer survivalSocioeconomic determinantsEducation levelLevel educationHousehold incomeSocioeconomic dataPoverty levelPercentage of patientsHazards modelEnd Results databaseRace/ethnicitySurvival outcomesCountyResults databaseImpact of COVID-19 Treatment on Real-World Outcomes in Inflammatory Bowel Disease
Sahyoun L, Fetene J, McMillan C, Protiva P, Al Bawardy B, Gaidos J, Proctor D. Impact of COVID-19 Treatment on Real-World Outcomes in Inflammatory Bowel Disease. Digestive Diseases And Sciences 2024, 69: 1654-1660. PMID: 38466459, DOI: 10.1007/s10620-024-08355-3.Peer-Reviewed Original ResearchSevere COVID-19 infectionInflammatory bowel diseaseCOVID-19 infectionIBD flareIBD therapyCOVID-19 treatmentSingle-center retrospective study of adult patientsMethodsA single-center retrospective studyAdvanced therapiesRetrospective study of adult patientsBowel diseaseStudy of adult patientsInflammatory bowel disease therapyDevelopment of severe COVID-19 infectionSevere COVID-19Acute COVID-19Corticosteroid useNo significant differenceNo therapyAdult patientsSupplemental oxygenPrimary outcomeSecondary outcomesTherapyCorticosteroids
2023
Endoscopic drainage of pancreatic fluid collections: Does hospital volume impact outcomes?
Ketwaroo G, Protiva P. Endoscopic drainage of pancreatic fluid collections: Does hospital volume impact outcomes? Gastrointestinal Endoscopy 2023, 98: 607-608. PMID: 37734815, DOI: 10.1016/j.gie.2023.06.057.Peer-Reviewed Original ResearchS290 Primary Squamous Cell Carcinoma of the Colon Is Extremely Rare and Shows Poor Survival
Protiva L, Ketwaroo G, Protiva P. S290 Primary Squamous Cell Carcinoma of the Colon Is Extremely Rare and Shows Poor Survival. The American Journal Of Gastroenterology 2023, 118: s214-s215. DOI: 10.14309/01.ajg.0000950800.62837.6b.Peer-Reviewed Original ResearchS1805 Small Bowel Adenocarcinomas Exhibit Worse Mortality Compared to Neuroendocrine Tumors With Modulation by Clinical, Demographic, and Socioeconomic Factors
Chung S, Khan F, Ketwaroo G, Protiva P. S1805 Small Bowel Adenocarcinomas Exhibit Worse Mortality Compared to Neuroendocrine Tumors With Modulation by Clinical, Demographic, and Socioeconomic Factors. The American Journal Of Gastroenterology 2023, 118: s1339-s1341. DOI: 10.14309/01.ajg.0000956860.65692.57.Peer-Reviewed Original ResearchS3865 A Protein Paradox: A Case of Spontaneous Portosystemic Shunt Encephalopathy and Protein-Losing Enteropathy
Maxwell M, Mezzacappa C, Hussain N, Protiva P, Cornman-Homonoff J, DiDomenico P, Ketwaroo G, Taddei T. S3865 A Protein Paradox: A Case of Spontaneous Portosystemic Shunt Encephalopathy and Protein-Losing Enteropathy. The American Journal Of Gastroenterology 2023, 118: s2470-s2471. DOI: 10.14309/01.ajg.0000965100.38497.c8.Peer-Reviewed Original ResearchS1000 Exploring the Influence of COVID-19 Treatment on Real-World Outcomes in IBD Patients: A Comprehensive Analysis
Sahyoun L, McMillan C, Fetene J, Protiva P, Al-Bawardy B, Gaidos J, Proctor D. S1000 Exploring the Influence of COVID-19 Treatment on Real-World Outcomes in IBD Patients: A Comprehensive Analysis. The American Journal Of Gastroenterology 2023, 118: s757-s757. DOI: 10.14309/01.ajg.0000953640.32433.d2.Peer-Reviewed Original ResearchS457 Associations of Intratumoral Alphapapillomavirus With Survival Outcomes and Tumorigenic Pathways in Esophageal Squamous Cell Carcinoma
Chen G, Zaman S, McMillan C, Patel A, Segarra D, Protiva P. S457 Associations of Intratumoral Alphapapillomavirus With Survival Outcomes and Tumorigenic Pathways in Esophageal Squamous Cell Carcinoma. The American Journal Of Gastroenterology 2023, 118: s332-s333. DOI: 10.14309/01.ajg.0000951468.46020.24.Peer-Reviewed Original ResearchBaseline Features and Reasons for Nonparticipation in the Colonoscopy Versus Fecal Immunochemical Test in Reducing Mortality From Colorectal Cancer (CONFIRM) Study, a Colorectal Cancer Screening Trial
Robertson D, Dominitz J, Beed A, Boardman K, Del Curto B, Guarino P, Imperiale T, LaCasse A, Larson M, Gupta S, Lieberman D, Planeta B, Shaukat A, Sultan S, Menees S, Saini S, Schoenfeld P, Goebel S, von Rosenvinge E, Baffy G, Halasz I, Pedrosa M, Kahng L, Cassim R, Greer K, Kinnard M, Bhatt D, Dunbar K, Harford W, Mengshol J, Olson J, Patel S, Antaki F, Fisher D, Sullivan B, Lenza C, Prajapati D, Wong H, Beyth R, Lieb J, Manlolo J, Ona F, Cole R, Khalaf N, Kahi C, Kohli D, Rai T, Sharma P, Anastasiou J, Hagedorn C, Fernando R, Jackson C, Jamal M, Lee R, Merchant F, May F, Pisegna J, Omer E, Parajuli D, Said A, Nguyen T, Tombazzi C, Feldman P, Jacob L, Koppelman R, Lehenbauer K, Desai D, Madhoun M, Tierney W, Ho M, Hockman H, Lopez C, Carter Paulson E, Tobi M, Pinillos H, Young M, Ho N, Mascarenhas R, Promrat K, Mutha P, Pandak W, Shah T, Schubert M, Pancotto F, Gawron A, Underwood A, Ho S, Magno-Pagatzaurtundua P, Toro D, Beymer C, Kaz A, Elwing J, Gill J, Goldsmith S, Yao M, Protiva P, Pohl H, Kyriakides T, Kleiner E, Sullivan K, O'Leary J, Chiu W, Huang H, Russo J, Johnson G, Antonelli P, Burns A, Peduzzi P, Ciarleglio M, O'Connor T, Wallace R, Williams A, Tommessilli L, Taylor S, Pitts S, Mancini L, O'Brien P, O'Neil S, Perry M, McBride V, Carr W, Joncas C, O'Donnell E, Sather M, Warren S, Conner T, Honstein E, Sutton T, Putnam T, Branham K, Argyres D, Peterson D, Kennedy A, Carrick T, Apodaca C, Eden G, Martinez T, Tripp C, Nicholson M, Schwartz A, Felix M, Ward A, Marquez L, Lovato K, Cochran N, Tapia S, VanRaden M, Badgett C, Taylor Z, Pontzer J, Dorman B, Chavez M, Georg S, Templton T, Calais L, Haakensen C, Curtis B, Prehoda M, Colling C, Older D, Apodaca G, Sova J, Klee M, Wolfram-Aduan A, Ulatowski M, Hamilton B, Bopp (Formerly England) K, Ford G, Lace N, McDonnell W, Piehl G, Patel-Ejarque N, Berry M, Strubeck E, Chesnut L, Burridge L, Bean J, Kowal L, Voorhees (Formerly Rose) A, Ridley A, Croteau H, Bessett K, Fletcher C, Barbaresso M, Drummond A, Belanger K, McRobert E, Myers A, Trumble E, Rose P, Biswas A, Enache E, Shankin M, Strunk D, Simpson A, Harrison M, Prasad M, Robinson P, Flores A, Jananeh S, Tanukonda S, Ahmadi-Izadi G, Madihi S, Raufman J, Grady D, Britton A, Goldstein C, Thomas M, Lee V, Belizaire M, Costa C, Davis S, Decker M, Marrama A, Gilroy-Fanaras D, Gass J, Reece S, Tobin D, Carroll R, Ferreira M, Irvin D, Morken V, Covelli M, Medina T, Schiebel F, Shreves A, Shriver D, Frederick Y, Postle (formerly Matheny) C, Shaw J, Pastor D, Armstrong A, Kumaran V, Pinto A, Marshall V, McLarty S, Carlton J, Murphy K, McLemore K, Mortensen E, LePage J, Willis C, Berman K, Dunn T, Espinoza J, Schleski E, Shrader S, Gropp K, Kanaan Z, Miller L, Anees M, Judd S, Berchou V, Balogh D, Jones E, Covert K, Davis Y, Marbury C, Rambus M, Olgren E, Gellad Z, Sullivan B, Day T, Teehan S, Peters L, Hernandez-Chavez R, Murphy E, Cherry J, Graham E, Johnson J, Wooten W, Trujillo J, Harris M, Alizadeh M, Lo M, Sultan S, Brown L, Koster L, LeLaurin J, Irwin A, Kay N, Mckillip S, Lowe M, Yeralan S, Leehey D, McBurney C, Jain A, Park T, Broadwater L, El-Serag H, Shaib Y, Taylor E, Nair P, Broussard E, Gibson E, Hawkins R, Natividad T, Courtade D, Palmer M, Martinez S, Panagiotis K, Morrow C, Ballard C, Barker B, Garner M, McCalley S, Schwartzkopf A, Wright A, Titi M, Higbee A, Pratiksha S, Jones A, Shipe T, McKee J, Vennalaganti R, Terrey K, Maruf L, Brown D, Crouse E, Marchant-Miros K, Ussery B, Ducker L, Estell J, Porchia S, Kim M, Kim C, Chan B, Hayton A, Christiansen H, Peterson M, Ding G, Simpson V, Read S, Mamani G, Salazar J, Kato J, Bowie M, Carnevale R, Halim M, Sahagian A, Ibarra A, Travis Z, Garcia J, Gill A, Starzyk J, Sumarli S, Johnson V, Peresuh S, Quimby T, Cordova R, Herold L, Hawley A, Goo T, Kidao J, Lee R, Freidel C, Gutierrez E, Noorisharghi N, Ivie G, Jawish T, Partin S, Yoo G, Fabilane C, Noori N, Lang E, Senen S, Partin S, Fathi M, Chauvin R, Feiger J, Reataza M, Morgan T, Asghar A, Jacobs J, Kashefi M, May F, Ohning G, Padua D, Smutko V, Oh D, Kosoyan H, Dreskin B, Luu K, Alas A, Bharath P, Dixit V, Sanford** D, Vu J, Kadi S, Nwajuaku T, Smith J, Kincaid J, Mir M, Lanceta J, Rice J, Agarwal P, Augustine A, Prickel H, Vue J, Guerrero K, Levenson S, Aguilera-Fish A, Chestnut L, Jobse B, Lombardo C, Silver T, Ahmed N, Bockhold K, Koppelman R, Carneiro F, Garcia-Morales R, Spector D, Gomez J, Lehenbauer K, Reinink A, Anway R, Evans-Lindquist M, Eggers T, Green M, Pretti A, Meyeraan T, Condon D, Cavanagh M, DeFalco C, Cutting J, Joseph K, Dean S, Mitchell S, Phillips V, Krueger C, Zink D, Goldberg K, Patel N, Martinez Gonzalez M, Davis-Underwood H, O'Sullivan A, Suppes T, Bratcher K, Stern D, Wu R, Damisa J, Warsi R, Nguyen T, Pinillos H, Flowers E, Kuramoto A, Thurmond C, Orozco L, Farrell G, Jaynes R, Saenz P, Perez C, Collins J, Lin E, Onstad L, Pitts A, Osborn K, Kenworthy-Heinige T, Casey A, Gold D, Olivo C, Joos S, Subramanian S, Forro V, Cannady A, Usih J, Raitt M, Flynn M, Shittu Y, Jawaid M, Anderson R, Poole D, Butler C, Snead L, Christine H, Swanson G, Heumann D, Pandak W, Spataro J, Bajaj J, Solomon C, Smith Gilles H, Zafass A, Tilak S, Fuchs M, Davis M, Blackman L, Lemler J, Munsey R, Deebo J, McCarthy J, Noel M, Hurley R, Zurowski W, Sharpe A, Wilson K, Peets R, Lorenso B, Burrison S, Johnson D, Angelovic A, Erickson N, Hanson H, Bailey T, Genung K, Dulin H, Neuharth R, Clegg D, Velarde K, Dever J, Murphy M, Beck D, Wasil M, Vazquez J, O'Neil E, Ganji G, Ducom J, Lee M, Hovespians R, Margolis J, Simmons B, Sweeney (formerly St. Martin) J, Henry R, Martin-Ortiz J, Santiago-Rivera L, Gonzalez - Aviles G, Pedrosa C, Bird-Caceres J, Padilla B, Baez-Corujo F, Martinez- Ortiz Y, Vazquez E, Grigg-Gutierrez N, Laboy-Olivieri C, Urbina-Velez R, Andrews S, Rosa-Cruz S, Tirado-Montijo R, Otero-Aponte K, Martinez-Martino M, Freire A, Soto-Ramos A, Santana-Perez M, Araujo J, Vanderwarker C, Alexander J, Nevins E, LaGuire J, Guerrero L, Piehl G, Jenkins M, Chen T, Jang J, Tanus A, McKelvy P, Sayuk G, Chandiramani P, Vargo (Formerly Shoults) L, Vargo K, Lawrence S, Blythe K, Goldsmith S, Campbell R, Craddock M, Amodeo D, Reinhard R, Durant B, Wells B, Zoble A, Papademetriou M, Roche N, Adler P, Krishna A, Glaze D, Wijegunawardana D, Yeroushalmi S, Laine L, Mautner R, Bugaj J, Anderson J, Croteau H, Kingman L, Burridge L. Baseline Features and Reasons for Nonparticipation in the Colonoscopy Versus Fecal Immunochemical Test in Reducing Mortality From Colorectal Cancer (CONFIRM) Study, a Colorectal Cancer Screening Trial. JAMA Network Open 2023, 6: e2321730. PMID: 37432690, PMCID: PMC10336619, DOI: 10.1001/jamanetworkopen.2023.21730.Peer-Reviewed Original ResearchConceptsFecal immunochemical testImmunochemical testEligible individualsAnnual fecal immunochemical testColorectal Cancer Screening TrialScreening testVeterans Affairs Medical CenterAverage CRC riskCancer Screening TrialCancer mortality outcomesCross-sectional studySpecific screening testCase report formsColorectal Cancer StudyStudy participant characteristicsCross-sectional analysisStool testingCRC riskMortality outcomesColorectal cancerClinical trialsCONFIRM studyMedical CenterScreening preferencesHispanic ethnicityTu1230 INTRATUMORAL CYTOMEGALOVIRUS RNA SEQUENCES ARE ASSOCIATED WITH POOR SURVIVAL OUTCOMES AND THE UPREGULATION OF INFLAMMATORY PATHWAYS IN COLON ADENOCARCINOMA
Zaman S, Chen G, Segarra D, Patel A, Protiva P. Tu1230 INTRATUMORAL CYTOMEGALOVIRUS RNA SEQUENCES ARE ASSOCIATED WITH POOR SURVIVAL OUTCOMES AND THE UPREGULATION OF INFLAMMATORY PATHWAYS IN COLON ADENOCARCINOMA. Gastroenterology 2023, 164: s-1000. DOI: 10.1016/s0016-5085(23)03324-3.Peer-Reviewed Original ResearchTu1138 INCREASED INTRATUMORAL ALPHAPAPILLOMAVIRUS ABUNDANCE IS ASSOCIATED WITH IMPROVED DISEASE-SPECIFIC SURVIVAL IN ESOPHAGEAL SQUAMOUS CELL CARCINOMA
Chen G, Zaman S, Segarra D, Patel A, Protiva P. Tu1138 INCREASED INTRATUMORAL ALPHAPAPILLOMAVIRUS ABUNDANCE IS ASSOCIATED WITH IMPROVED DISEASE-SPECIFIC SURVIVAL IN ESOPHAGEAL SQUAMOUS CELL CARCINOMA. Gastroenterology 2023, 164: s-992-s-993. DOI: 10.1016/s0016-5085(23)03295-x.Peer-Reviewed Original ResearchAppendiceal adenocarcinoma is associated with better prognosis than cecal adenocarcinoma: a population-based comparative survival study
Chen G, Chen K, Sahyoun L, Zaman S, Protiva P. Appendiceal adenocarcinoma is associated with better prognosis than cecal adenocarcinoma: a population-based comparative survival study. BMJ Open Gastroenterology 2023, 10: e001045. PMID: 36822658, PMCID: PMC9950880, DOI: 10.1136/bmjgast-2022-001045.Peer-Reviewed Original ResearchConceptsCecal adenocarcinomaAppendiceal adenocarcinomaCox regression analysisAppendiceal cancerMantel-Haenszel log-rank testColorectal cancer screening ratesMultivariable Cox regression analysisCounty-level socioeconomic factorsCancer screening ratesEnd Results (SEER) databaseKaplan-Meier methodRare gastrointestinal malignancyLog-rank testNon-mucinous histologySingle marital statusNon-Hispanic ethnicityYears of ageComparative survival analysisComparative survival studyRegression analysisSAS V.9.4Gastrointestinal malignanciesOverall survivalBetter prognosisChemotherapy protocols
2022
S220 High Intratumoral Hepatovirus Abundance in Colon Adenocarcinoma Is Associated With Worse Overall Survival and Increased Intratumoral CD8+ T-Cell Infiltration
Chen G, Zaman S, Segarra D, Patel A, Protiva P. S220 High Intratumoral Hepatovirus Abundance in Colon Adenocarcinoma Is Associated With Worse Overall Survival and Increased Intratumoral CD8+ T-Cell Infiltration. The American Journal Of Gastroenterology 2022, 117: e158-e158. DOI: 10.14309/01.ajg.0000857520.28843.4b.Peer-Reviewed Original ResearchS209 Appendiceal Adenocarcinomas Are Associated With Better Prognosis Than Cecal Adenocarcinomas: A Population-Based Comparative Survival Study
Chen G, Chen K, Rotundo L, Zaman S, Protiva P. S209 Appendiceal Adenocarcinomas Are Associated With Better Prognosis Than Cecal Adenocarcinomas: A Population-Based Comparative Survival Study. The American Journal Of Gastroenterology 2022, 117: e151-e152. DOI: 10.14309/01.ajg.0000857476.13762.f0.Peer-Reviewed Original ResearchS208 Increased Primary Tumor Sutterella Bacterial RNAseq Signatures Are Associated With Increased M2 Macrophage Abundance and Worse Overall Survival in Rectal Adenocarcinoma
Zaman S, Chen G, Segarra D, Patel A, Protiva P. S208 Increased Primary Tumor Sutterella Bacterial RNAseq Signatures Are Associated With Increased M2 Macrophage Abundance and Worse Overall Survival in Rectal Adenocarcinoma. The American Journal Of Gastroenterology 2022, 117: e150-e151. DOI: 10.14309/01.ajg.0000857472.84764.69.Peer-Reviewed Original ResearchS213 Intratumoral Human Cytomegalovirus Abundance in Colon Adenocarcinoma Is Associated With Poor Survival Outcomes and Increased Intratumoral Regulatory T-cell Infiltrate in Elderly Patients
Zaman S, Chen G, Patel A, Segarra D, Protiva P. S213 Intratumoral Human Cytomegalovirus Abundance in Colon Adenocarcinoma Is Associated With Poor Survival Outcomes and Increased Intratumoral Regulatory T-cell Infiltrate in Elderly Patients. The American Journal Of Gastroenterology 2022, 117: e153-e154. DOI: 10.14309/01.ajg.0000857492.57792.96.Peer-Reviewed Original ResearchSu1106: SOCIOECONOMIC AND DEMOGRAPHIC CHARACTERISTICS ARE ASSOCIATED WITH SURVIVAL EXPERIENCE IN MALIGNANT APPENDICEAL TUMORS
Chen G, Rotundo L, Chen K, Protiva P. Su1106: SOCIOECONOMIC AND DEMOGRAPHIC CHARACTERISTICS ARE ASSOCIATED WITH SURVIVAL EXPERIENCE IN MALIGNANT APPENDICEAL TUMORS. Gastroenterology 2022, 162: s-505. DOI: 10.1016/s0016-5085(22)61195-8.Peer-Reviewed Original Research
2021
S80 Clinical and Socioeconomic Determinants of Survival in Gallbladder and Biliary Adenocarcinoma
Rotundo L, Tsay C, Protiva P. S80 Clinical and Socioeconomic Determinants of Survival in Gallbladder and Biliary Adenocarcinoma. The American Journal Of Gastroenterology 2021, 116: s34-s34. DOI: 10.14309/01.ajg.0000772300.66447.a1.Peer-Reviewed Original Research