Hana  Zelenková, M.D., Ph.D., MBA  has been active in the field of Dermatovenerology since 1973. 

Since 2000 she has been directing her own Private Clinic of Dermatovenereology www.dost.sk.      

Professional orientation: aesthetic dermatology, acne and facial dermatoses, medicinal mycology (nail diseases), wound management, psoriasis, employment of Ichthyol and PRP in dermatology.

Co-author of the dermatocosmetic formulae containing Ichthamol and glycyrrhizinic acid.

More than 60 clinical studies testing pharmaceuticals and treatment materials were carried out at her clinic with results published in many international medical journals.

She is a coordinator of many international multicentre trials.

More than 500 expert lectures in the Slovak Republic as well as abroad, 360 scientific publications.

Author of a publication on Ichthamol and Antioxidants on dermatological practice, In 2014 she wrote a monograph Carboxytherapy, which has so far published in English, Slovak, Polish and Russian.

Associate editor of the journals Helios, Journal of Cosmetic Dermatology (Blackwell Publishing), Dermatologia estetyczna, DERMA 3rd Millennium, Dermatologia Kliniczna, Acta dermatovenereologica Albanica, Cosmetic Dermatology(Germany), PsoInternational (Italy).

Since 2000 founder and publisher of the scientific journal DERMA 3. tisícročia (DERMA of the 3rd Millennium).

Founder and President of the Slovak Society for Aesthetic and Cosmetic Dermatology (SSEDK), organizer and president of the traditional international DERMAPARTY congress. Since 2006 Vice-President European Society of Aesthetic and Cosmetic Dermatology, since  2007  President of the European Society of Aesthetic and Cosmetic Dermatology. Member of SSEDK, AAD, EADV, ISD, ESCAD, Slovak Dermatovenereology Society (SDS) and IACD.