Pathnologic @pathnologic
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Herpes Simplex Virus ... DennisOMalleyMD) #Herpes ... Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical ... #LymphNode
Excoriated papules with honey-colored crusting were present on the abdomen, back (Panel A), arms, and legs.
mite under light microscopy ... #Clinical #Derm ... #Pathology #Scabies ... #Microscopy #Rash ... #NEJM
Strongyloides stercoralis Hyperinfection - Physical examination revealed reticulated purpuric patches with dusky centers on the abdomen,
biopsy of the rash ... #Clinical #Derm ... #Pathology #InfectiousDisease ... FilariformLarvae #Microscopy ... #NEJM
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
Here is a lymph ... Lymphadenitis #PatternC #Pathology ... #Microscopy #LymphNode ... #Clinical
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
#Clinical #Derm ... #Pathology #Tinea ... TineaVersicolor #Rash ... #Microscopy #Spaghetti ... #NEJM
Disseminated Cysticercosis - Magnetic resonance imaging (MRI) of the head revealed diffuse hyperintense septated cystic lesions
confirmed the diagnosis ... #Clinical #Radiology ... #Pathology #MRI ... Taenia #Solium #Microscopy ... #NEJM
Olfactory Neuroblastoma Pathology

Morphology and other IHC clinched the diagnosis of olfactory neuroblastoma here. The tumor had
Neuroblastoma Pathology ... IHC clinched the diagnosis ... neuroblastoma here ... Neuroblastoma #Pathology ... #Microscopy #Clinical
Dubin-Johnson Syndrome - A laparoscopic exploration revealed a smooth liver with normal consistency and morphologic features
Dubin-Johnson Syndrome ... staining (Panel B) #Clinical ... #Pathology #DubinJohnson ... #Syndrome #Microscopy ... #NEJM
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Here is a lymph ... Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode ... #Clinical
Glucagonoma-Associated Rash - The rash involved the arms, genitals, and buttocks and had progressed to the
- The rash involved ... resolve (Panel D) #Clinical ... #HONC #Derm #Pathology ... #Microscopy #CT ... #NEJM