01054nas a2200241   4500000000100000008004100001260001300042653001000055653002800065653001100093653000900104653002800113653001600141653002400157100001300181700001600194700001500210245003200225300001000257490000800267520052300275022001400798       1998                            d  c1998 Apr10aAdult10aDiagnosis, Differential10aHumans10aMale10aPenicillin G Benzathine10aPenicillins10aSyphilis, Cutaneous1 aPapini M1 aBettacchi A1 aGuiducci A00aNodular secondary syphilis.  a704-50 v1383 a<p>Nodular secondary syphilis in a 23-year-old Indian man was characterized by numerous papular, nodular and plaque skin lesions, without involvement of the mucous membranes. The histopathology showed sarcoid-like granulomata with lymphocytes, histiocytes, eosinophils, plasma cells and multinucleated giant cells. The differential diagnosis included deep mycoses, leprosy, tuberculosis, sarcoidosis and lymphoma. The results of serological tests and the rapid response to penicillin indicated a correct diagnosis.</p>  a0007-0963