Pathnologic @pathnologic
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Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
microgranular variant ... promyelocytic #leukemia #APL ... #APML #Pathology
A morphologic mosaic of NUT carcinoma: monotonous primitive cells, basophilic to clear cytoplasm, abrupt keratinization, prominent
mosaic of NUT carcinoma ... -NUT fusion or variants ... LisaRooperMD #NUT #carcinoma ... #Pathology #Clinical
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Hobnail variant ... Papillary #Thyroid #Carcinoma ... #Pathology #Clinical
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Oncocytic Variant ... of Medullary Carcinoma ... for oncocytic variant ... of medullary carcinoma ... #Pathology #Microscopy
SMARCB1-deficient sinonasal carcinoma: high grade tumors with varying proportions of basaloid and plasmacytoid/rhabdoid cells; CK+, SMARCB1
deficient sinonasal carcinoma ... deficient #sinonasal #Carcinoma ... #Pathology #Microscopy
Hypersegmented neutrophil in a case of acute myeloid leukemia.

Dysplastic neutrophils are typically hypolobated but can be
#neutrophils #AML ... Clinical #Hematology #Pathology
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
Myeloid Leukemia (AML ... Smear #Peripheral #Pathology
The many faces of the Hodgkin/Reed-Sternberg (HRS) cell: Even as medical students we are aware of
Many variants exist ... ReedSternberg #HRS #cell #Pathology
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
Salivary acinic cell carcinoma ... zymogen-granule poor variant ... #Acinic #Cell #Carcinoma ... #Pathology #Microscopy
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Diffuse Sclerosis Variant—PTC ... - Rare variant ... Cytology: • Carcinoma ... Diffuse #Sclerosis #Variant ... Thyroid #Cancer #Pathology