Leonidas N. Diamantopoulos

Leonidas N. Diamantopoulos

Hospital Medicine

475 Seaview Avenue
Staten Island, NY 10305

Last Updated: 09/26/2026

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Found 36 publications

Association of Metabolic Dysfunction-Associated Steatohepatitis with Metabolic-Related Diseases: Diabetes, Prediabetes, and Obesity.

Association of Metabolic Dysfunction-Associated Steatohepatitis with Metabolic-Related Diseases: Diabetes, Prediabetes, and Obesity.

Journal: Clinics in liver disease

Published: May 16, 2026

Agreement between transurethral resection of bladder tumor and radical cystectomy pathology in patients with bladder cancer subtype histology: A retrospective cohort study.

Agreement between transurethral resection of bladder tumor and radical cystectomy pathology in patients with bladder cancer subtype histology: A retrospective cohort study.

Journal: Urologic oncology

Published: March 24, 2025

Plasmacytoid urothelial carcinoma of the urinary bladder: A single institution experience with focus on next-generation sequencing (NGS) and PD-L1 immunohistochemistry.

Plasmacytoid urothelial carcinoma of the urinary bladder: A single institution experience with focus on next-generation sequencing (NGS) and PD-L1 immunohistochemistry.

Journal: Human pathology

Published: March 09, 2025

Response and Survival With Immune Checkpoint Inhibitor in Patients With Advanced Urothelial Carcinoma and Histology Subtypes.

Response and Survival With Immune Checkpoint Inhibitor in Patients With Advanced Urothelial Carcinoma and Histology Subtypes.

Journal: Clinical genitourinary cancer

Published: February 11, 2025

Clinical Outcomes With Immune Checkpoint Inhibitors in Patients With FGFR2/3, MTAP or ERBB2 Genomic Alterations in Advanced Urothelial Carcinoma.

Clinical Outcomes With Immune Checkpoint Inhibitors in Patients With FGFR2/3, MTAP or ERBB2 Genomic Alterations in Advanced Urothelial Carcinoma.

Journal: Clinical genitourinary cancer

Published: September 12, 2024

Small Cell Bladder Cancer: Treatment Patterns for Local Disease and Associated Outcomes. A Retrospective Cohort Study.

Small Cell Bladder Cancer: Treatment Patterns for Local Disease and Associated Outcomes. A Retrospective Cohort Study.

Journal: Clinical genitourinary cancer

Published: May 21, 2024

Association of Tumor Mutational Burden and Microsatellite Instability With Response and Outcomes in Patients With Urothelial Carcinoma Treated With Immune Checkpoint Inhibitor.

Association of Tumor Mutational Burden and Microsatellite Instability With Response and Outcomes in Patients With Urothelial Carcinoma Treated With Immune Checkpoint Inhibitor.

Journal: Clinical genitourinary cancer

Published: April 08, 2024

Novel endoscopic scoring system for immune mediated colitis: a multicenter retrospective study of 674 patients.

Novel endoscopic scoring system for immune mediated colitis: a multicenter retrospective study of 674 patients.

Journal: Gastrointestinal endoscopy

Published: October 10, 2023

Response and Outcomes of Maintenance Avelumab After Platinum-Based Chemotherapy (PBC) in Patients With Advanced Urothelial Carcinoma (aUC): "Real World" Experience.

Response and Outcomes of Maintenance Avelumab After Platinum-Based Chemotherapy (PBC) in Patients With Advanced Urothelial Carcinoma (aUC): "Real World" Experience.

Journal: Clinical genitourinary cancer

Published: May 29, 2023

Combination Systemic Therapies in Advanced Well-Differentiated Gastroenteropancreatic Neuroendocrine Tumors (GEP-NETs): A Comprehensive Review of Clinical Trials and Prospective Studies.

Combination Systemic Therapies in Advanced Well-Differentiated Gastroenteropancreatic Neuroendocrine Tumors (GEP-NETs): A Comprehensive Review of Clinical Trials and Prospective Studies.

Journal: Biology

Published: May 03, 2023

Sarcomatoid Urothelial Carcinoma Is Associated With Limited Response to Neoadjuvant Chemotherapy and Poor Oncologic Outcomes After Radical Cystectomy.

Sarcomatoid Urothelial Carcinoma Is Associated With Limited Response to Neoadjuvant Chemotherapy and Poor Oncologic Outcomes After Radical Cystectomy.

Journal: Clinical genitourinary cancer

Published: December 11, 2022

Development and validation of a prognostic nomogram for overall and disease-specific survival in patients with sarcomatoid urothelial carcinoma.

Development and validation of a prognostic nomogram for overall and disease-specific survival in patients with sarcomatoid urothelial carcinoma.

Journal: Urologic oncology

Published: October 18, 2022

Showing 1-12 of 36

Last Updated: 09/26/2026