Pathnologic @pathnologic
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Morphologic spectrum of salivary secretory carcinoma: microcystic or papillary-cystic architecture, abundant eosinophilic vacuolated cytoplasm, bubbly luminal
Morphologic spectrum of salivary ... secretory carcinoma ... LisaRooperMD #salivary ... #secretory #carcinoma
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
Salivary acinic ... cell carcinoma is ... LisaRooperMD #Salivary ... #Acinic #Cell #Carcinoma
SMARCB1-deficient sinonasal carcinoma: high grade tumors with varying proportions of basaloid and plasmacytoid/rhabdoid cells; CK+, SMARCB1
deficient sinonasal carcinoma ... deficient #sinonasal #Carcinoma
A morphologic mosaic of NUT carcinoma: monotonous primitive cells, basophilic to clear cytoplasm, abrupt keratinization, prominent
mosaic of NUT carcinoma ... LisaRooperMD #NUT #carcinoma
Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
vessels - Germinal center
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Papillary #Thyroid #Carcinoma
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Variant of Medullary Carcinoma ... here should raise concern ... variant of medullary carcinoma ... Variant #Medullary #Carcinoma
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Cytology: • Carcinoma ... Papillary #Thyroid #Cancer
Squamous-Cell Carcinoma of the Tongue - Intraoral examination revealed a well-circumscribed superficial ulcer, with a homogeneous
Squamous-Cell Carcinoma ... squamous-cell carcinoma
This macrofollicular thyroid tumor is so very bland... but so perfectly invasive! You can really never
for follicular carcinoma