Naoya Kitamura, MD, PhD
Associate Research ScientistCards
About
Research
Publications
2025
Modified Posterior Approach in Thoracoscopic Lateral and Posterior Basal (S9 + 10) Segmentectomy for A9 + 10 and B9 + 10
Shimada Y, Homma T, Ojima T, Kitamura N, Akemoto Y, Tanabe K, Tsuchiya T. Modified Posterior Approach in Thoracoscopic Lateral and Posterior Basal (S9 + 10) Segmentectomy for A9 + 10 and B9 + 10. Asian Journal Of Endoscopic Surgery 2025, 19: e70224. PMID: 41456607, DOI: 10.1111/ases.70224.Peer-Reviewed Original ResearchConceptsPosterior approachRight-sided surgeryIntersegmental planeSurgical fieldMinimal dissectionIndocyanine green fluorescence imagingGreen fluorescence imagingNarrow surgical fieldModified posterior approachSurgical techniqueIpsilateral sideVisceral pleuraIncomplete lobulationHilumSegmentectomySurgeryPatientsA9Lung adenocarcinoma cells respond differently to mechanical stress in 3D versus 2D environments
Kitamura N, Iwatake M, Mizoguchi S, Ibrahim Wani S, Kobayashi K, Hasnain M, Nguyen V, Yokoyama R, Kitade N, Ojima T, Shimoyama K, Koba N, Hatta H, Raredon M, Hirabayashi K, Morinaga Y, Tsuchiya T. Lung adenocarcinoma cells respond differently to mechanical stress in 3D versus 2D environments. Communications Biology 2025, 8: 1819. PMID: 41381717, PMCID: PMC12749616, DOI: 10.1038/s42003-025-09179-1.Peer-Reviewed Original ResearchComplex mechanical cuesLung adenocarcinoma cellsNuclear translocationCell adhesion-related genesAdhesion-related genesTumor suppressor geneUpregulation of tumor-suppressor genesRespiratory motionAdenocarcinoma cellsHuman lung adenocarcinoma cellsSuppressor geneCancer researchCell adhesionUpregulation of extracellular matrixIntegrin B1E-cadherinExtracellular matrixCancer cell dynamicsCell proliferationNuclear translocation of b-cateninGenesLung cancer modelCell dynamicsCellsTissue microenvironmentLow-cost and bendable patient-specific three-dimensional pulmonary vessel models for lung segmentectomy
Ojima T, Tsuchiya T, Kitade N, Yokoyama R, Kitamura N, Shimoyama K. Low-cost and bendable patient-specific three-dimensional pulmonary vessel models for lung segmentectomy. The Surgeon 2025 PMID: 41241632, DOI: 10.1016/j.surge.2025.11.005.Peer-Reviewed Original ResearchLung segmentectomyThin-slice computed tomography imagingSurgical trainingPulmonary arteryThoracic surgeryPatient survivalThoracic surgeonsIntraoperative navigationPulmonary functionSurgical planningSegmentectomyLung collapseAnatomical understandingTomography imagesPatient-specificLungClinical applicationResident educationPatientsThoracicVascular deformationAnatomical shiftsStereolithography formatPolylactic acid modelCross-Vascular Graft Reconstruction for Lung Cancer Involving the Upper Superior Vena Cava
Kitade N, Kitamura N, Yokoyama R, Ojima T, Miyoshi N, Tsuchiya T. Cross-Vascular Graft Reconstruction for Lung Cancer Involving the Upper Superior Vena Cava. Annals Of Thoracic Surgery Short Reports 2025, 3: 897-900. PMID: 41425394, PMCID: PMC12712191, DOI: 10.1016/j.atssr.2025.05.012.Peer-Reviewed Original ResearchSuperior vena cavaRight brachiocephalic veinBrachiocephalic veinVena cavaLung cancerGraft reconstructionSuperior vena cava flowStage IIIA squamous cell carcinomaRisk of graft occlusionCases of lung cancerSquamous cell carcinomaProsthetic graft reconstructionNeoadjuvant chemoradiotherapyMiddle lobectomyCell carcinomaRib resectionHemodynamic instabilityCross-clampingGraft occlusionRight atriumVascular reconstructionPolytetrafluoroethylene graftCavaPatientsCancerThoracoscopic ligation by using an extrathoracic looping technique for secondary spontaneous pneumothorax in patients with smoking-induced emphysema
Shimada Y, Homma T, Doki Y, Ojima T, Kitamura N, Akemoto Y, Tanabe K, Shimoyama K, Tsuchiya T. Thoracoscopic ligation by using an extrathoracic looping technique for secondary spontaneous pneumothorax in patients with smoking-induced emphysema. General Thoracic And Cardiovascular Surgery 2025, 74: 38-44. PMID: 40392455, DOI: 10.1007/s11748-025-02160-z.Peer-Reviewed Original ResearchConceptsSecondary spontaneous pneumothoraxSmoking-induced emphysemaSpontaneous pneumothoraxPostoperative treatmentPostoperative hospitalizationThoracoscopic ligationSurgical treatmentClinical outcomesTreatment of secondary spontaneous pneumothoraxLength of postoperative hospitalizationDuration of postoperative drainageEmphysematous lung changesProlonged air leakageChest Computed TomographyOutcome of ligationHistory of smokingPostoperative air leakagePulmonary fistulaPreoperative characteristicsThoracoscopic surgeryPostoperative complicationsRecurrence ratePostoperative drainageBronchial occlusionLung changesImpact of social media on the career choices of medical students and junior residents in Japan: a prospective study to strategize an increase in the number of aspiring surgeons
Kitamura N, Kitade N, Yokoyama R, Ojima T, Shimoyama K, Tanabe K, Shimada Y, Akemoto Y, Doki Y, Tsuchiya T. Impact of social media on the career choices of medical students and junior residents in Japan: a prospective study to strategize an increase in the number of aspiring surgeons. Surgery Today 2025, 55: 1252-1261. PMID: 40102236, DOI: 10.1007/s00595-025-03023-z.Peer-Reviewed Original ResearchIntuitive stent simulation with internal cavity airway models created by a consumer-grade three-dimensional printer: A case series
Kitamura N, Ojima T, Shimada Y, Tanabe K, Yokoyama R, Kitade N, Shimoyama K, Tsuchiya T. Intuitive stent simulation with internal cavity airway models created by a consumer-grade three-dimensional printer: A case series. Respiratory Medicine Case Reports 2025, 53: 102167. PMID: 39902225, PMCID: PMC11788788, DOI: 10.1016/j.rmcr.2025.102167.Peer-Reviewed Original Research
2024
Lymphoid follicular hyperplasia arising from the chest wall presenting as a substantial mass
Kitamura N, Tanabe K, Ojima T, Shimoyama K, Noguchi A, Hirabayashi K, Tsuchiya T. Lymphoid follicular hyperplasia arising from the chest wall presenting as a substantial mass. Respirology Case Reports 2024, 12: e01417. PMID: 39006514, PMCID: PMC11246594, DOI: 10.1002/rcr2.1417.Peer-Reviewed Original ResearchLymphoid follicular hyperplasiaSurgical resectionFollicular hyperplasiaLymphoproliferative diseaseLeft posterior chest wallThoracoscopic surgical resectionBenign lymphoproliferative diseaseAortic valve replacementPosterior chest wallMalignant lymphomaPreoperative examinationBenign tumorsGood prognosisValve replacementReactive lesionsPathological examinationCastleman's diseaseImaging findingsDifferential diagnosisChest wallThoracic cavityResectionTherapeutic purposesTumorHyperplasiaPredictive factors of early autologous blood pleurodesis for postoperative air leak
Kitamura N, Doki Y, Tanabe K, Akemoto Y, Shimada Y, Ojima T, Shimoyama K, Homma T, Tsuchiya T. Predictive factors of early autologous blood pleurodesis for postoperative air leak. Asian Cardiovascular And Thoracic Annals 2024, 32: 306-313. PMID: 38872441, DOI: 10.1177/02184923241261757.Peer-Reviewed Original ResearchConceptsAutologous blood pleurodesisBlood pleurodesisMultiple-dose groupPulmonary resectionPostoperative air leakAir leakLogistic regression analysisSingle-doseRecurrence rateAmount of air leaksPredictive factorsPredictors of treatment efficacyMultivariate logistic regression analysisRecurrence rate of pneumothoraxRate of pneumothoraxPostoperative day 1Regression analysisUnits of thrombinMultiple-dosePleurodesisResectionTherapeutic efficacyAutologous bloodDay 1Treatment efficacySuccessful surgical intervention for acute pyothorax caused by methicillin-resistant Staphylococcus aureus thoracic pyogenic spondylitis: a case report
Kitamura N, Shimada Y, Futakawa H, Makino H, Takegoshi Y, Kawasuji H, Tanabe K, Ojima T, Shimoyama K, Yamamoto Y, Kawaguchi Y, Tsuchiya T. Successful surgical intervention for acute pyothorax caused by methicillin-resistant Staphylococcus aureus thoracic pyogenic spondylitis: a case report. General Thoracic And Cardiovascular Surgery Cases 2024, 3: 11. PMID: 39517010, PMCID: PMC11533522, DOI: 10.1186/s44215-024-00138-6.Peer-Reviewed Original ResearchMethicillin-resistant Staphylococcus aureusPyogenic spondylitisAnterior fixationSurgical interventionCase presentationA 60-year-old femalePleural fluid cultureCavity abscessIntervertebral discitisOpen thoracotomyFluid culturePleural effusionSurgical treatmentDisease rarityCase reportAutogenous ribThoracic cavityCurettageSpondylitisPyothoraxAbscessDebridementHospital dischargeCausative agentNo bacteriaThoracic