Anal canal- Squamous cell carcinoma with strong KLK7 immunostaining in a zone of keratinization.
Breast- Invasive breast cancer of no special type (NST) showing a distinct KLK7 immunostaining of tumor cells.
Breast- KLK7 negative invasive lobular breast cancer.
Colon- Colorectal adenocarcinoma exhibiting a weak to moderate KLK7 staining in a fraction of tumor cells.
Colon- KLK7 negative colorectal adenocarcinoma
Esophagus- Adenocarcinoma with KLK7 immunostaining of variable intensity in most tumor cells.
Esophagus- Squamous cell carcinoma with KLK7 immunostaining in a zone of keratinization.
Kidney- KLK7 negative clear cell carcinoma
Liver- KLK7 negative hepatocellular carcinoma.
Lung- KLK7 negative malignant mesothelioma (epitheloid).
Lung- KLK7 negative small cell carcinoma.
Lung- KLK7 negative squamous cell carcinoma.
Lymph node- KLK7 negative Hodgkin’s lymphoma.
Oral cavity- Squamous cell carcinoma with strong KLK7 immunostaining in areas of keratinization.
Ovary- KLK7 negative endometroid carcinoma.
Ovary- Serous high-grade carcinoma with strong KLK7 immunostaining of tumor cells.
Pancreas- Adenocarcinoma of the papilla Vaterii with KLK7 immunostaining of most tumor cells.
Pancreas- Ductal adenocarcinoma showing a faint KLK7 staining of tumor cells.
Pancreas- KLK7 negative neuroendocrine tumor.
Penis- Squamous cell carcinoma with strong KLK7 staining in an area depicting keratinization.
Pharynx- Squamous cell carcinoma with strong KLK7 immunostaining of most tumor cells.
Prostate- KLK7 negative adenocarcinoma (Gleason 3+3=6).
Salivary gland- Warthin tumor with moderate to strong KLK7 immunostaining of most epithelial tumor cells.
Skin- Keratinizing squamous cell carcinoma with strong KLK7 immunostaining of most tumor cells.
Skin- KLK7 negative basal cell carcinoma.
Skin- KLK7 negative Merkel cell carcinoma.
Stomach- Gastric adenocarcinoma with moderate to strong KLK7 immunostaining of tumor cells.
Stomach- KLK7 negative gastrointestinal stromal tumor (GIST).
Testis- KLK7 negative Leydig cell tumor.
Testis- KLK7 negative seminoma.
Thyroid- KLK7 negative medullary carcinoma.
Thyroid- KLK7 negative papillary carcinoma.
Urinary bladder- KLK7 negative muscle-invasive urothelial carcinoma.
Urinary bladder- Muscle-invasive urothelial carcinoma containing few interspersed tumor cells with strong KLK7 immunostaining.
Urinary bladder- Muscle-invasive urothelial carcinoma with strong KLK7 immunostaining of a fraction of tumor cells undergoing squamous differentiation.
Vulva- Squamous cell carcinoma showing a significant KLK7 immunostaining of tumor cells.