13 results
SMARCB1-deficient sinonasal carcinoma: high grade tumors with varying proportions of basaloid and plasmacytoid/rhabdoid cells; CK+, SMARCB1
deficient sinonasal carcinoma ... plasmacytoid/rhabdoid cells ... synapto; aggressive clinical ... #Pathology #Microscopy ... #Clinical
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Herpes Simplex Virus ... • HSV-infected cells ... DennisOMalleyMD) #Herpes ... Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical
Salmonella Aspiration on Microscopy

66 y/o male with history of coronary artery disease presents with abdominal pain.
CT abd/pelvis shows ... international radiology ... aortitis, in some series ... #clinical #pathology ... #microbiology
Here are the morphological hallmarks of Rhabdomyosarcoma.

 - Broken arrow sign 

 - tad-pole rhabdomyoblasts
Here are the morphological ... rhabdomyoblasts - Wraith cells ... Rhabdomyosarcoma #Hallmarks #Pathology ... #Microscopy #Clinical
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 ... #Microscopy #Mosaic
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... Papillary #Thyroid #Carcinoma ... #Pathology #Clinical ... #Microscopy
Olfactory Neuroblastoma Pathology

Morphology and other IHC clinched the diagnosis of olfactory neuroblastoma here. The tumor had
Neuroblastoma Pathology ... neuroblastoma here ... sustentacular cells ... Neuroblastoma #Pathology ... #Microscopy #Clinical
Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the
the left renal pelvis ... bacilli (Panel D) #Clinical ... #Radiology #Pathology ... AcidFastBacilli #Microscopy
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Variant of Medullary Carcinoma ... amyloid as seen here ... variant of medullary carcinoma ... #Pathology #Microscopy ... #Clinical
Trichofolliculoma - Dermatopathology
Mnemonic: Mama and her Babies. Multiple vellus hair follicles emanating from one large central
Multiple vellus ... section shown here ... trichofolliculoma #Pathology ... #Microscopy #Dermatology ... #Clinical