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 64,300 up to date articles and 15,700 high quality images from various disciplines.

News from the department of Internal medicine

Latest entry in the department of Internal medicine:

Gall bladder polyps

Gall bladder polyps History Laparoscopic cholecystectomy has largely replaced the open technique since the 1990s (Hassler 2022). Definition A gallbladder polyp is a benign tumor of the gallbladder (Herold 2022) that is an elevation of the gallbladder wall that extends into the lumen (Wiles 2017)....

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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.