A. Low power photomicrograph of the FNA smear from anterior mediastinal mass showing atypical ductal cells arranged in trabecular pattern (PAP ×100). B. The same ductal cells showing moderate nuclear pleomorphism, overlapping and prominent nucleoli (PAP × 400). C. Histophotomicrograph of the excised primary breast lesion showing malignant ductal cells arranged in trabeculae (H&E × 200). D. Ductal cells form the FNA of anterior mediastinal mass showing nuclear positivity for ER protein (IHC-ER×100). E. Same ductal cells showing positivity for PR protein (IHC-PR × 200). F. Same ductal cells showing grade 3 positivity for erb-B2 (Her2neu) stain (IHC-ERBB2 × 200).