biopsy was negative for carcinoma in 30 patients ( 65.2 % ) , positive in 12 ( 26.0 % ) , insuficient material results in other 4 ( 8.6 % ) we consider that the procedure was useful in the 82.6 % of the cases and help to elect more adecuate surgical tecnic .
C0184661
procedure
C0543467
surgical