Your medical specialist portal

Altmeyer's Encyclopedia is an independent, evidence-based medical information resource on specialist level. Since 1986 it has been continuously updated and expanded by only the most accomplished medical professionals in their field. It offers access to over 60,500 up to date articles and 11,500 high quality images from various disciplines.

News from the department of Dermatology

Latest entry in the department of Dermatology:

Rosacea lupoid

Rosacea lupoid History Lewandowsky, 1913 Definition Special form of rosacea with development of chronic, therapy-resistant, follicular, brown-reddish (lupoid) or red nodules. Diascopy shows a follicle-bound so-called lupoid (yellow-brown) infiltrate, which indicates a granulomatous follicular rea...

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Prof. Dr. med. Peter Altmeyer


One of Germany's most accomplished dermatologists with decades of expertise in clinical dermatology. Emeritus professor at the Ruhr-Universit├Ąt Bochum, author of more than 30 textbooks and over 700 scientific publications.