DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Granuloma on the penis of a 61 year old man post circumcision. A granuloma is a reaction to a foreign body, in this case a stitch (suture) from the circumcision of the man forty years previous. The granuloma (brown, centre) is a small outgrowth made up of blood vessels and connective tissue.
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