14 results
SMARCB1-deficient sinonasal carcinoma: high grade tumors with varying proportions of basaloid and plasmacytoid/rhabdoid cells; CK+, SMARCB1
deficient sinonasal carcinoma ... plasmacytoid/rhabdoid cells ... synapto; aggressive clinical ... #Pathology #Microscopy ... #Clinical
Activated T-Cell Killing a Cancer Cell

#TCell #Killing #Cancer #Cells #clinical #microscopy #video
Activated T-Cell ... Killing a Cancer ... #Killing #Cancer ... #Cells #clinical ... #microscopy #video
Activated T-Cell Killing a Cancer Cell

#TCell #Killing #Cancer #Cells #clinical #microscopy #video
Activated T-Cell ... Killing a Cancer ... Cell #TCell #Killing ... #Cancer #Cells ... #clinical #microscopy
A morphologic mosaic of NUT carcinoma: monotonous primitive cells, basophilic to clear cytoplasm, abrupt keratinization, prominent
mosaic of NUT carcinoma ... monotonous primitive cells ... LisaRooperMD #NUT #carcinoma ... #Pathology #Clinical ... #Microscopy #Mosaic
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... Papillary #Thyroid #Carcinoma ... #Pathology #Clinical ... #Microscopy
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Variant of Medullary Carcinoma ... tumor is a Hurthle cell ... here should raise concern ... #Pathology #Microscopy ... #Clinical
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Activation of CD8 T cells ... Phagocytosis of blood cells ... B-LNH), solid cancers ... Lymphohistiocytosis #diagnosis #management
Hair Follicle Growth on Microscopy
One of the most mitotically active parts of the body, the hair
Follicle Growth on Microscopy ... The stem cells migrate ... several lines of cells ... Follicle #Growth #clinical ... #video #Microscopy
Focus of Metastatic Melanoma Colonizing a Germinal Center

I thought these big cells were funny immunoblasts- until
Colonizing a Germinal Center ... thought these big cells ... melanoma #germinal #center ... #Pathology #Clinical ... #Microscopy
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Cytology: • Carcinoma ... cells arranged ... around the tumor cells ... #Pathology #Clinical ... #Gross #Microscopy