Kolitsas Nikolaos is a Urologist - Andrologist with a private practice in Trikala. He is a PhD candidate at the Medical School of the University of Ioannina and holds a postgraduate diploma in the "Research Program in Andrology" from Tottori University in Japan. With an official scholarship from the Hellenic Urological Association, awarded following successful examinations, he underwent further training at the University of Ioannina in the Laboratory of Andrology, Assisted Reproduction, and Molecular Biology and completed a postgraduate program in Clinical Sexology at Aristotle University of Thessaloniki. Today, his Urological - Andrological center aims to provide high-level and comprehensive services in the field of Surgical Urology - Andrology. Services offered include color Doppler ultrasonography, targeted prostate biopsy, flexible painless cystoscopy, uroflowmetry and urodynamic testing, laser frenulum plastic surgery, laser circumcision, and laser treatment of condylomas. Furthermore, the doctor and his associates specialize in erectile dysfunction, premature ejaculation, and male infertility. Regarding male infertility, they undertake microsurgical testicular biopsy and microsurgical varicocele repair. Additionally, his andrological surgeries include penile prosthesis implantation, penile lengthening, and correction of penile curvature. Finally, as a scientific collaborator at "Iaso Thessalias," he performs surgical procedures covering the full spectrum of modern surgical urology and andrology, such as laser prostatectomy (TUR-is), radical prostatectomy and cystectomy, surgeries for urinary incontinence, and lithotripsy.