19 results
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical ... #LymphNode
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
Lymphadenitis #PatternC #Pathology ... #Microscopy #LymphNode ... #Clinical
Leukoerythroblastosis and myelophthisic anemia can be associated with any marrow-replacing process. In this case, the likely
likely etiology was ... Leukoerythroblastosis #Hematology #Pathology ... #Smear #Microscopy ... #Clinical
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Lymphadenitis #Pathology ... #LymphNode #Clinical ... #Microscopy
African Trypanosomiasis - The examination was notable for the two erythematous lesions, each measuring 3 to
The examination was ... rhodesiense) (Panel B) #Clinical ... #Derm #Pathology ... #Smear #Microscopy
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
#Histiocytes #LymphNode ... #Pathology #Clinical ... #Microscopy
Eyelid Melanoma - Despite conservative interventions, the stye had persisted and the skin had become noticeably
left upper eyelid was ... mitogenesis (Panel C) #Clinical ... #Pathology #Derm ... Eyelid #Melanoma #Microscopy
Disseminated Cysticercosis - Magnetic resonance imaging (MRI) of the head revealed diffuse hyperintense septated cystic lesions
translucent cyst was ... #Clinical #Radiology ... #Pathology #MRI ... Taenia #Solium #Microscopy
Olfactory Neuroblastoma Pathology

Morphology and other IHC clinched the diagnosis of olfactory neuroblastoma here. The tumor had
Neuroblastoma Pathology ... sustentacular cells, CD99 was ... Neuroblastoma #Pathology ... #Microscopy #Clinical
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode ... #Clinical