Axillary Metastasis from an Occult Tubal Serous Carcinoma in a Patient with Ipsilateral Breast Carcinoma: A Potential Diagnostic Pitfall
Figure 1
(a) H&E stained section from the biopsy core obtained from the axillary node. Poorly differentiated cells with a vague papillary configuration are seen. (b) Pax-8 staining performed on core biopsy shows nuclear staining. (c) Mammaglobin staining performed on core biopsy is negative.