Tsakalidis Xristos is a Urologist - Andrologist who maintains a private practice in Serres, while simultaneously serving as a Scientific Collaborator at the "Agios Loukas" Clinic and the Medical Diavalkaniko Center, from its inception in 2001 to the present. He holds a postgraduate specialization degree in Endourology from the Medical School of Democritus University of Thrace, has completed six months of postgraduate training in urological ultrasonography, and holds a Medical degree from Aristotle University of Thessaloniki. He obtained his urology specialization at the General Hospital of Drama and the General Hospital of Thessaloniki "Hippokration." His areas of expertise include urinary incontinence, urinary tract lithiasis, cyst and kidney punctures, andrology, pediatric urology, genitourinary oncology, and gynecological urology. He has extensive experience and has performed and participated in a large number of surgeries covering the entire spectrum of urology. Finally, Dr. Tsakalidis has numerous presentations at scientific conferences and is a member of the European Association of Urology, the Endourological Society, and the American Urological Association.