Aetna considers any of the following minimally invasive image-guided breast biopsy procedures medically necessary as alternatives to needle localization core surgical biopsy (NLBx) in members with abnormalities identified by mammography that are non-palpable or difficult to palpate (i.e., because they ...
samples was good. Diagnostic biopsy samples were obtained in 26 of 28 patients (93 %). Two samples contained necrosis and were considered to be non-representative. Histological analysis of the biopsy specimens showed 22 papilloma, 2 in situ carcinoma and 2 invasive carcinoma. Histology of the re...