Fine needle aspiration cytology has become the preliminary diagnostic tool in the evaluation of clinically palpable breast lumps. This study was taken up to evaluate the role of FNAC in diagnosing malignant breast lesions. In this two year study 70 cases of malignant breast lesions diagnosed on cytology were followed up for histopathological correlation. Sensitivity was 94.3% and specificity was 100%. Sub typing of epithelial malignancies need a careful examination and an experienced cytopathologist.