Page 6 - Best Testicular Biopsy doctors: TOP 114 doctors

Dr. Daniel Leszczyński graduated from the Faculty of Medicine at the Medical University of Warsaw in 1994. In 2002, he completed his specialization in urology and earned the title of Fellow of the European Board of Urology.

Dr. Leszczyński has many years of experience in laparoscopic urological surgery, initially as an assistant and later as an operating surgeon. He gained his expertise by participating in the majority of laparoscopic procedures at the Department of Urology of the Medical University of Warsaw. He is a member of the Polish Urological Association. 

Procedures performed:

Phimosis surgery

Laser phimosis removal in adults

Adhesiolysis of the foreskin (separation of adhered foreskin)

Urinary incontinence treatment

Urinary incontinence treatment with stem cells

Surgical and laser treatment of phimosis

Foreskin reconstruction surgery (preputioplasty)

Varicocele surgery

Removal of a hydrocele or epididymal cyst

Areas of Interests

• General Urology
• Andrology
• Functional Urology

Education

• Selim Sırrı Tarcan Primary School
• Sisli Terakki High School
• 19 Mayıs University Faculty of Medicine / Urology

Experience

• Liv Hospital Vadistanbul
• Memorial Şişli Hospital Urology
• Şebinkarahisar State Hospital Chief Physician

Research

• Oxidative with Resistive Index in Varicocele
• Relationship Between Stress Factors

Publications

• Effectiveness of Flexible Uteronoscopy and Laser Lithotripsy for Multiple Unilateral
• Ontrarenal Stones Smaller Than 2 cm

Doctor Brenda Pastrana is a mexican surgical Oncologist. 

Medical background.

Centro Medico Nacional 20 de Noviembre Issste, Surgical Oncologist in 2020.

Title by Universidad Autónoma de México UNAM.

Surgical Residency Instituto Mexicano del Seguro Social. 2015.

Title by Universidad de Quintana Roo. 

Board Certified by Conacem from 2020 to 2025 number 2171 

Board Certified by Conacem from 2025 to 2030 number 2171

Member of SMEO. Sociedad Mexicana de Oncología. 

University teacher at Universidad Anahuac of Medicine since 2020.

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.

He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.

Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.