Prostate - Adenocarcinoma (Gleason 4+4) with focal KRT7 positivity.
Stomach - Gastric adenocarcinoma (intestinal type) with strong KRT7 immunostaining.
Breast - Invasive breast cancer of no special type with strong KRT7 immunostaining in all tumor cells.
Kidney - Clear cell renal cell carcinoma with weak focal KRT7 positivity.
Kidney - KRT7 negative clear cell renal cell carcinoma.
Colon - KRT7 negative colorectal adenocarcinoma.
Stomach - KRT7 positive gastric adenocarcinoma (diffuse type).
Breast - Strong KRT7 expression in a lobular breast cancer.
Liver - Strong KRT7 immunostaining of all cells of a cholangiocellular carcinoma.
Kidney - Strong KRT7 immunostaining of all cells of a chromophobe carcinoma.
Thyroid - Strong KRT7 positivity in a follicular carcinoma.