The isolated gamma probe technique for sentinel node penile carcinoma detection is unreliable.

Purpose: Penile carcinoma is a common disease in northeast Brazil. This paper shows the results of the use of isolated gamma probe and discusses the incidence of false negative rates.

Materials And Methods: From July 2000 to September 2003, 27 newly diagnosed penile carcinoma patients (T1, T2, N0) were included in this prospective study.