Sensitivity and Specificity of Breast Mass Core Needle Biopsy for Discrimination Surgical Group from Non-Surgical Group in Thammasat University Hospital

Introduction: To determine sensitivity and specificity of breast core needle biopsy (CNB) at Thammasat University Hospital (TUH). Method: Descriptive retrospective study of 161 breast CNBs with corresponding open surgical biopsy specimens from Pathology Unit at TUH from January 2011 to December 2015. All cases were reviewed by breast pathologist to establish diagnose. The diagnoses were categorized into pathology category classification (B1-5) according to the UK National Health Service Breast Screening Program (NHSBSP). Results: 161 female patients were included in this study. The sensitivity and specificity of breast CNB in discrimination surgical group from non-surgical group were 94% and 81.5%, respectively. Discussion and Conclusion: The accuracy of breast CNB of TUH in discrimination surgical group from non-surgical group is good.