Adrenal gland - CD141 negative adrenocortical adenoma. Staining is limited to endothelial cells (CD141 immunohistochemistry).
Anal canal - Squamous cell carcinoma with strong CD141 immunostaining of tumor cells.
Breast - CD141 negative invasive lobular breast cancer.
Colon - CD141 negative colorectal adenocarcinoma (CD141 immunohistochemistry).
Esophagus - Squamous cell carcinoma with strong CD141 immunostaining of a fraction of tumor cells (CD141 immunohistochemistry).
Kidney - CD141 negative clear cell carcinoma. Only small vessels show endothelial staining (CD141 immunohistochemistry).
Kidney - Papillary renal cell carcinoma showing moderate to strong membranous and cytoplasmic CD141 staining of tumor cells (CD141 immunohistochemistry).
Lung - CD141 negative adenocarcinoma. Positive staining is limited to alveolar macrophages and small vessels show endothelial staining (CD141 immunohistochemistry).
Lung - CD141 negative small cell carcinoma.
Lung - Malignant mesothelioma with strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Lymph node - Hogkin and Reed-Sternberg cells are CD141 negative in a Hodgkin’s lymphoma.
Oral cavity - CD141 negative squamous cell carcinoma. Staining is only seen in endothelial cells (CD141 immunohistochemistry).
Ovary - CD141 negative serous high-grade carcinoma. Significant endothelial staining occurs in small vessels (CD141 immunohistochemistry).
Pancreas - CD141 negative acinar cell carcinoma containing small vessels showing endothelial CD141 staining (CD141 immunohistochemistry).
Pancreas - Neuroendocrine tumor showing weak to moderate CD141 staining of tumor cells.
Prostate - Adenocarcinoma (Gleason 4+5=9) with moderate to strongmembranous and cytoplasmic CD141 staining of tumor cells (CD141 immunohistochemistry).
Prostate - CD141 negative adenocarcinoma (Gleason 3+3=6).
Salivary gland - CD141 immunostaining is absent in epithelial cells of a Warthin tumor (CD141 immunohistochemistry).
Skin - Basal cell carcinoma with strong CD141 immunostaining of a “maturing” fraction of tumor cells (CD141 immunohistochemistry).
Skin - CD141 negative Merkel cell carcinoma.
Soft tissue - Granular cell tumor exhibiting strong cytoplasmic CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Soft tissue - Liposarcoma with strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Stomach - Gastrointestinal stromal tumor (GIST) with moderate to strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Testis - CD141 negative seminoma. Staining is only seen in endothelial cells (CD141 immunohistochemistry).
Testis - Leydig cell tumor exhibiting a strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Thyroid - Anaplastic carcinoma with strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry)
Thyroid - CD141 negative papillary carcinoma. Staining is limited to few endothelial cells (CD141 immunohistochemistry).
Thyroid - Follicular adenoma with weak - predominantly cytoplasmic - CD141 immunostaining of tumor cells. Endothelial cells show strong staining (CD141 immunohistochemistry).
Urinary bladder - CD141 negative muscle-invasive urothelial carcinoma.
Urinary bladder - Muscle-invasive urothelial carcinoma with strong membranous CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Urinary bladder - Non-invasive urothelial carcinoma (high grade, pTaG3) with strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).
Uterus - CD141 negative leiomyosarcoma. Staining is limited to endothelial cells (CD141 immunohistochemistry).
Uterus, cervix - CD141 negative adenocarcinoma. Only small vessels show endothelial staining (CD141 immunohistochemistry).
Uterus, cervix - CD141 negative squamous cell carcinoma.
Uterus, cervix - Squamous cell carcinoma with strong CD141 immunostaining of tumor cells (CD141 immunohistochemistry).