[Neddle-guided biopsy in the diagnosis of non-palpable breast cancer].

Objective: To estimate the diagnostic accuracy of the spearfishing or neddle-guided biopsy to breast cancer and no palpable mammography and ultrasound findings suspicious for malignancy.

Material And Methods: Observational, transversal, prolective, and descriptive study was made. A histopathological diagnosis were conducted from August 2004 to December 2011 in the Radiology and Image Departmen of Centro Médico La Raza to patients sent by the service of Surgical Oncology-with non-palpable breast findings identified by mammography and/or ultrasound with any suspicion of malignancy.