Dermatologist - Venereologist for STD in Polytechnio

Siorokos Xristos is a Dermatologist - Venereologist and operates a private clinic in Athens. He graduated from the Medical School of Johannes Gutenberg University in Germany in 2004. He initially specialized in General Surgery and Vascular Surgery at the University Clinic of Witten/Herdecke and subsequently at the Johanna Etienne Hospital in Neuss, Germany, until 2008. He then specialized in Dermatology-Venereology at the Dermatology Clinic of Dortmund and Oberhausen, where he also worked for five years as a Senior Registrar at the Dermatology and Oncology Center of the St. Elisabeth Clinic. Concurrently, he received a subspecialization in Allergology according to the German medical training protocol. During his training, he gained extensive experience in the diagnosis and dermatologic surgical management of skin tumors. Additionally, he served as head of the Laser and Aesthetic Dermatology department, practicing all modern treatment methods. Complementarily, he provided teaching to medical students at the Medical School of Witten-Herdecke University in the fields of Dermatology, Dermatologic Surgery, and Aesthetic Dermatology.

He participates in Greek and international conferences to ensure continuous updating and education in all areas of modern Dermatology and regularly attends postgraduate seminars of the German Dermatological Academy in the fields of Clinical Dermatology and Dermatologic Surgery.

Finally, the physician manages cases encompassing the full spectrum of Clinical and Aesthetic Dermatology for children and adults, with a specialization in scar treatment as well as Dermatologic Oncology and Dermatologic Surgery.

Derma 360 is a specialized Dermatology center located in Omonia and Piraeus. The Scientific Director of Derma 360 is Derma 360. He possesses significant experience and training, having worked as a Dermatologist - Venereologist at the Dermatology Clinic of the 401 General Military Hospital of Athens and at the General Clinic of Cosmoclinic. At Derma 360, services in specialized and aesthetic dermatology, dermatologic surgery, and venereology are provided.

Christiana Pardali is an Internist – Infectious Disease Specialist with a private practice located in Exarchia, Athens. She graduated from the Medical School of the National and Kapodistrian University of Athens (NKUA), and later specialized in Internal Medicine in Germany (Hospital Zum Heiligen Geist, Geseke), completing her residency at Alexandra General Hospital in Athens.

Since 2018, she has been working as a Consultant in Internal Medicine and Infectious Diseases at the 3rd Infectious Diseases Department of Hygeia Hospital. Since 2024, she also offers comprehensive outpatient care for internal medicine and infectious disease conditions at her private office.

She manages cases such as:

Sexually transmitted infections (STIs)

Diabetic foot

Recurrent urinary tract infections

Adult vaccinations

Travel medicine

PrEP prescription and monitoring

Infections in immunocompromised patients

She is fluent in English, French, and German.

Dr. Tsirozoglou Konstantinos - Polyiatreia Vitae, MD, MSc is a Dermatologist - Venereologist and the Scientific Director of the Dermatology Department at Vitae Diagnostic Laboratories OE. He is a PhD candidate at the Medical School of the National and Kapodistrian University of Athens and a graduate of the Medical School of the same institution. He has gained significant professional experience, having worked at major hospitals in Athens such as the 401 General Military Hospital of Athens, the Nursing Institution of the Army Share Fund (NIMTS), as well as the Galatsi Health Center. The doctor provides a wide range of services related to both clinical and aesthetic cases. Additionally, he is a member of the Athens Medical Association and the Hellenic Society of Dermatology and Venereology.

Klontzas Theodosios is a Gynecologist - Obstetrician and maintains a private practice in the Gkyzi area. He was born in 1976 to distinguished physician parents from Athens. In 1995, he was admitted through examinations to the medical school of Universitas Carolina Pragensis, which is one of the oldest (established in 1348) and most reputable universities in Europe. In these examinations, he achieved the highest overall score among the candidates and ranked first in the admission success list. In 2001, he obtained his medical degree from this university. In 2012, he received the title of obstetrician-gynecological surgeon from the University Obstetrics and Gynecology Clinic of P.G.N.L., which is a certified European training center in obstetrics and gynecology accredited by the European Board and College of Obstetrics and Gynaecology (EBCOG). In 2014, he began operating his private practice in the center of Athens. In 2021, he assumed the position of professor of obstetrics and gynecology in postgraduate education. In 2023, he was appointed as the scientific supervisor of the gynecological department at the Bioclab polyclinic.

Kolaggis Aleksandros is a Urologist - Andrologist with a private practice in Athens. He holds a medical degree from the Universita degli studi di Bari "Aldo Moro" in Italy and specialized in General Surgery at the First Surgical Clinic of the 417 Military Fund Nursing Institution (NIMTS) and in Urology at the Urological Clinic of the General Hospital of Melissia "Amalia Fleming." Additionally, he completed a postgraduate program in Health Unit Management at the Hellenic Open University and underwent further training in Urological Ultrasound at the General State Hospital of Nikaia - Piraeus "Agios Panteleimon." He is affiliated with IASO, Immedica Clinic, and the Athens Medical Center, Palaio Faliro Clinic. Finally, he is a member of the Athens Medical Association, the Hellenic Urological Society, the European Association of Urology, the International Society for Sexual Medicine, and the European Society for Sexual Medicine.