[Paraffin granuloma of the penis].

Granulomatous foreign-body reactions following paraffin injections can produce diagnostic difficulties, especially if the patient denies the injections. The paraffin injections serve to enlarge the penis and are mostly performed by psychiatrically patients. Undesired side effects that can occur are solid granulomatous infiltrations or penis deviation with impotentia coeundi. On the basis of a case report, the different motives of the patients and the therapeutic possibilities are presented.