Pathnologic @pathnologic
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Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
I see all of these ... microgranular variant ... 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 ... #Clinical #Path ... #Blood #Smear #Microscopy ... Rods #AuerRods #APL
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
myelogenous leukemia (AML ... #Clinical #Path ... #Blood #Smear #Microscopy ... Rods #AuerRods #AML
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 #Microscopy
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Hobnail variant ... Papillary #Thyroid #Carcinoma ... Pathology #Clinical #Microscopy
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
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
Myeloid Leukemia (AML ... Peripheral #Pathology #Microscopy
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
Squamous-Cell Carcinoma of the Tongue - Intraoral examination revealed a well-circumscribed superficial ulcer, with a homogeneous
Squamous-Cell Carcinoma ... red and white patch ... squamous-cell carcinoma ... Tongue #Squamous #Microscopy
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Diffuse Sclerosis Variant—PTC ... - Rare variant ... Cytology: • Carcinoma ... Diffuse #Sclerosis #Variant ... Clinical #Gross #Microscopy