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Dermatologist - Venereologist

Dr. Karalexis Apostolos

Dermatologist - Venereologist in Ilisia, Military Doctor

Dr. Karalexis Apostolos is a military doctor with a specialty in Dermatology and Venereology. He has many years of experience, starting his career at “Andreas Syggros” Hospital and completing his advanced training in Dermatologic Surgery in the United States at Tulane University, New Orleans, Louisiana.

For many years, he was the Director of the Dermatology Clinic at the Naval Hospital of Athens. He treats international patients daily, as the Derma Hair Clinic is renowned for its top-notch service.

Former Director of the Dermatology Clinic at the Naval Hospital of Athens, Dr. Karalexis actively participates in conferences both in Greece and abroad, serving as a speaker and delegate.

Why should you trust Dermatologist - Venereologist Dr. Karalexis?

Dr. Karalexis has over 20 years of experience in the field of Dermatology. His clinic handles and treats all kinds of dermatological cases as well as venereal diseases, and due to his expertise in hair disorders, he also addresses conditions such as hair loss, alopecia, and scalp lichen planus, among others.

He specializes in hair transplants, following his training in the United States, a technique he has developed to provide his patients with full and natural-looking results.

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What is the modern dermatology?

Over the past few decades, a deeper understanding of the pathogenesis of many dermatological conditions has led to the development of new treatments, such as biological agents for psoriasis, revolutionizing their therapeutic approach and management. The advancement of technology has led to the discovery and refinement of lasers for achieving a more youthful and desirable appearance. Thus, the modern dermatologist is a multifaceted scientist who should combine classical knowledge with modern technology.

Dermatologist and Acne

Acne is one of the skin conditions that afflicts a large percentage of the population, both men and women, especially between the ages of 16 and 20. Unfortunately, in recent years, acne can also appear in older ages, particularly in women. It is not uncommon for women who had clear skin during adolescence to develop acne at the age of 30 or 35, often for unknown or mostly unclear reasons.


Most sexually transmitted diseases generally respond well to specific antimicrobial treatments and are ultimately curable or manageable. However, due to their often high morbidity and complications, prevention is the most important way to address them. Protective measures during sexual intercourse and strict adherence to genital hygiene should always be followed.

Additionally, anyone who becomes infected should consult their doctor to learn how to protect people with whom they are in close contact.
Epidemiological data from Venereologist Dr. Karalexis


Syphilis has been on the rise in recent years. It is a bacterial infection. It is treated with antibiotics. It mainly affects the age group of 25-34 in both genders.


This is a bacterial infection. It spreads quickly, but can be prevented through condom use. It mainly affects the age group of men aged 25-34.


Genital warts are the most common sexually transmitted disease, despite the use of the vaccine. They usually appear in people aged 18-35. The main reasons for their occurrence are a high number of sexual partners, early sexual activity, and smoking. They appear as small lumps and can occur on the genital organs of both women and men. Treatment involves the use of topical medications, cryotherapy, electrocautery, surgical removal, and lasers.

Vaccines for human papillomavirus (HPV) come in two types, the bivalent and the quadrivalent, which have been part of the national vaccination program since 2008.


The most serious sexually transmitted disease. It has many modes of transmission. Prevention involves condom use, choosing a stable partner, and vaccination for HPV. However, there is still no effective cure for the disease.

Some reasons to choose Dermatologist-Venereologist in Athens
Dr. Karalexis:

  • Venereologist Dr. Karalexis, Military Chief Doctor and former Director of the Dermatology Clinic at the Naval Hospital of Athens, has 20 years of clinical experience in skin diseases.
  • He trained in the USA in Dermatology and Venereology.
  • He continuously attends conferences in Greece and abroad as a delegate and speaker.
  • The staff at his clinic has significant experience and specialization.
  • Both celebrities and scientists, politicians, and journalists have entrusted his clinic.
  • The Derma Hair Clinic is located just 100 meters from the Megaro Moussikis metro station in Athens.

Talks and presentations



Βασιλική Γούναρη
Βασιλική Γούναρη
Τον εμπιστεύομαι χρόνια!! Είναι ένας εξαιρετικός επιστήμονας με πραγματικό ενδιαφέρον και γνώση για τον ασθενή!!Τον συνιστώ ανεπιφύλακτα τόσο για ιατρικά όσο και τις αισθητικές υπηρεσίες που προσφέρει ο χώρος.
Έφη Κουτρούμπα
Έφη Κουτρούμπα
Εξαιρετικός ιατρός, άριστα καταρτισμένος! Το ίδιο και όλο το προσωπικό! Πολλά μπράβο για όλη του την ομάδα!!
Eirini Sal
Eirini Sal
Εξαιρετικός γιατρός, τον συστήνω ανεπιφύλακτα!!
Ario Rakip
Ario Rakip
Excellent service
Αδαμαντια Παναγιωτα Φλαμπουρη
Αδαμαντια Παναγιωτα Φλαμπουρη
Έκανα αφαίρεση σπιλων με τον γιατρό και έμεινα απόλυτα ικανοποιημένη και από την διαδικασία αλλά και από την μετέπειτα παρακολούθηση μέχρι την αποθεραπεία !!!! Ευχαριστώ πολύ ❤️

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