Authors: Almir G V Bitencourt Eduardo N P Lima Bruna R C Macedo Jorge L F A Conrado Elvira F Marques Rubens Chojniak
Publish Date: 2016/09/02
Volume: 27, Issue: 5, Pages: 1893-1900
Abstract
A prospective singlecentre study that evaluated 40 patients with suspicious calcifications at mammography and indication for percutaneous or surgical biopsy with mean age of 564 years range 2881 years Patients who agreed to participate in the study underwent PEM with 18Ffluorodeoxyglucose before the final histological evaluation PEM findings were compared with mammography and histological findingsMost calcifications n = 34 850 were classified as BIRADS 4 On histology there were 25 625 benign and 15 375 malignant lesions including 11 275 ductal carcinoma in situ DCIS and 4 10 invasive carcinomas On subjective analysis PEM was positive in 15 cases 375 and most of these cases n = 14 933 were confirmed as malignant on histology There was one falsepositive result which corresponded to a fibroadenoma and one false negative which corresponded to an intermediategrade DCIS PEM had a sensitivity of 933 specificity of 960 and accuracy of 95
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