Interior of a bladder with two tubercular ulcers
Wellcome Collection

Interior of a bladder with two tubercular ulcers

Mark, Leonard Portal

CC0 — Public Domain
Wellcome Collection

Watercolour drawing of the interior of a bladder, showing two tubercular ulcers. The edges of the ulcers are raised and sharply defined and the surface is covered by a yellowish slough. The mucous membrane elsewhere is acutely inflamed.

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