

Prof Thrasyvoulos Tzellos
Professor Thrasyvoulos Tzellos is Dermatologist at the Department of Dermatology, NLSH Bodø, Norway, and Associate Professor at Institute of Clinical Medicine, University of Tromsø, Norway.
Professor Tzellos received his medical degree from the Aristotle University of Thessaloniki, Greece, moving on to complete an MSc in Clinical Research and Epidemiology and a PhD from the same institution. He has also completed several postgraduate courses on educational techniques, epidemiology and clinical pharmacology in healthcare.
He has published over 100 peer-reviewed articles and his current research expertise lies in the field of evidence-based medicine, clinical trials, meta-analyses, case-control studies, cohort studies and large-scale epidemiological studies. He is actively involved in clinical research on hidradenitis suppurativa and is a founding member of the European Hidradenitis Suppurativa Foundation (EHSF).
Here, patients can find everything they need to know about HS, from common triggers and management options to the types of specialists involved in HS care
Intended for general practitioners who are referring patients with HS to dermatologists when mild-to-moderate HS has not responded to first-line treatment
This template is intended for general practitioners looking to refer patients with suspected or severe HS to dermatologists in secondary care
This infographic outlines the six proposed stages of HS pathogenesis and highlights the immune cells involved in the progression of HS
The symptoms of HS go beyond skin deep. For the true burden of HS and to facilitate holistic care, see the full list of symptoms that patients may experience
Can you spot the signs and symptoms of HS? Take a look at our algorithm that aims to aid a diagnosis of HS