Humoral Hypercalcemia of Malignancy with a Parathyroid Hormone-Related Peptide-Secreting Intrahepatic Cholangiocarcinoma Accompanied by a Gastric Cancer

Figure 3

Histological examination of an ICC (a, d), gastric cancer (GC; (b, e)), and normal hepatocyte (c, f). Hematoxylin and eosin staining (×400) of an ICC (a), an adenocarcinoma suggesting GC (b), and normal hepatocyte (c). Immunohistochemical staining by anti-PTHrP antibody (H-137; Santa Cruz Biotechnology) in an ICC (d), GC (e), and normal hepatocyte (f).

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