Adrenal gland - Pheochromocytoma with moderate to strong S100B positivity of tumor cells. A positive staining is also seen in intratumoral nerve fibres.
Adrenal gland - Pheochromocytoma with weak S100B immunostaining of tumor cells. A strong staining is seen in intratumoral nerve fibres.
Breast - S100B negative invasive breast cancer of no special type (NST).
Esophagus - S100B negative adenocarcinoma. An adjacent peripheral nerve stains S100B positive.
Lymph node - Diffuse large B-cell lymphoma containing numerous S100B positive cells, probably representing tumor infiltrating dendritic cells.
Oral cavity - Squamous cell carcinoma containing a large number of S100B positive cells, probably representing tumor infiltrating dendritic cells.
Ovary - S100B negative serous high-grade carcinoma.
Ovary - Serous high-grade carcinoma containing various S100B positive cells, most likely representing tumor infiltrating dendritic cells.
Pancreas - Neuroendocrine tumor showing an intense nuclear and cytoplasmic S100B immunostaining.
Pancreas - S100B negative neuroendocrine tumor.
Penis - Squamous cell carcinoma with numerous S100B positive cells, probably representing tumor infiltrating dendritic cells.
Prostate - Adenocarcinoma (Gleason 5+5=10) showing fokal S100B staining.
Salivary gland - Basal cell adenoma displaying intense S100B positivity in tumor cells.
Salivary gland - Pleomorphic adenoma exhibiting strong S100B positivity in the vast majority of tumor cells.
Skin - Malignant melanoma showing strong S100B immunostaining.
Skin - Malignant melanoma with strong S100B positivity in all tumor cells.
Soft tissue - Chondrosarcoma with a strong S100B immunostaining of tumor cells.
Soft tissue - Chondrosarcoma with strong S100B positivity in all tumor cells.
Soft tissue - S100B positive granular cell tumor.
Soft tissue - Schwannoma exhibiting a strong, diffuse S100B immunostaining.
Urinary bladder - Muscle-invasive urothelial carcinoma exhibiting several S100B positive cells, probably representing tumor infiltrating dendritic cells. Some nerve fibres are also stained.
Vulva - Squamous cell carcinoma containing numerous S100B positive cells, probably representing tumor infiltrating dendritic cells.