Pathnologic @pathnologic
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SMARCB1-deficient sinonasal carcinoma: high grade tumors with varying proportions of basaloid and plasmacytoid/rhabdoid cells; CK+, SMARCB1
deficient sinonasal carcinoma ... plasmacytoid/rhabdoid cells ... deficient #sinonasal #Carcinoma ... #Pathology #Microscopy
White Blood Cell Maturation Chart

#Pathology #WBC #Maturation #Lineage #Chart #Leukocyte #Myeloid #Myeloblast #Lymphocyte
White Blood Cell ... Maturation Chart #Pathology
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Post-splenectomy blood smear demonstrating Howell-Jolly bodies and target cells.

#Clinical #Pathology #BloodSmear #HowellJollyBodies #TargetCells #Splenectomy #Asplenic
Post-splenectomy blood ... bodies and target cells ... #Clinical #Pathology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... non-specific red cell ... polychromatophilic cells ... anemia #Hematology #Pathology
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
🔬Tumor cells are ... size lymphoid cells ... Smear #Peripheral #Pathology ... Microscopy #Clinical #Blood
Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... in paracortical blood ... vessels - Germinal center ... Castleman #disease #Pathology
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
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 ... variant of medullary carcinoma ... #Pathology #Microscopy
Squamous-Cell Carcinoma of the Tongue - Intraoral examination revealed a well-circumscribed superficial ulcer, with a homogeneous
Squamous-Cell Carcinoma ... examination revealed a well-circumscribed ... invasive squamous-cell ... carcinoma (Panel ... B) #Clinical #Pathology
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... Papillary #Thyroid #Carcinoma ... #Pathology #Clinical