Pathnologic @pathnologic
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Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
granules, and Auer rods ... microgranular variant ... KyleBradleyMD #Auer #Rods ... promyelocytic #leukemia #APL ... #APML #Pathology
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
promyelocytic leukemia (APL ... In addition to APL ... myeloid leukemia (AML ... ) t(8;21), AML with ... #AuerRods #APL
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
linear red "Auer rod ... myelogenous leukemia (AML ... Microscopy #Auer #Rods ... #AuerRods #AML
A morphologic mosaic of NUT carcinoma: monotonous primitive cells, basophilic to clear cytoplasm, abrupt keratinization, prominent
mosaic of NUT carcinoma ... monotonous primitive cells ... -NUT fusion or variants ... LisaRooperMD #NUT #carcinoma
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Oncocytic Variant ... of Medullary Carcinoma ... tumor is a Hurthle cell ... for oncocytic variant ... of medullary carcinoma
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
Myeloid Leukemia (AML ... 🔬Tumor cells are ... size lymphoid cells
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Hobnail variant ... cytoplasm, hobnail cells ... Papillary #Thyroid #Carcinoma
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
Salivary acinic cell ... carcinoma is usually ... zymogen-granule poor variant ... Salivary #Acinic #Cell ... #Carcinoma #Pathology
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Diffuse Sclerosis Variant—PTC ... - Rare variant ... Cytology: • Carcinoma ... cells arranged ... around the tumor cells