Fig. 2From: A case of occult intrahepatic cholangiocarcinoma diagnosed by autopsyAn excisional biopsy of axillary lymph node. CT (a) detected a swollen axillary lymph node (arrow) and an excisional biopsy was performed. The histological diagnosis of the lymph node was a metastasis of adenocarcinoma (b). Immunohistochemistry for CK7 was positive (c) and that for CK20 was almost negative (d). Bar 10 μmBack to article page