Pathnologic @pathnologic
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Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
(so-called "pattern ... KyleBradleyMD "Pattern ... #PatternC #Pathology ... #Microscopy #LymphNode ... #Clinical
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
(so-called "pattern ... KyleBradleyMD "Pattern ... #PatternA #Pathology ... #Microscopy #LymphNode ... #Clinical
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Simplex Virus Lymphadenitis ... Simplex #Virus #Lymphadenitis ... HSV #Pathology #Microscopy ... #Clinical #LymphNode
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Paracoccidioides brasiliensis Lymphadenitis ... #brasiliensis #Lymphadenitis ... #Pathology #LymphNode ... #Clinical #Microscopy
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
and meatball” pattern ... #Clinical #Derm ... TineaVersicolor #Rash #Microscopy
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
characteristic staining pattern ... Carcinoma #Pathology #Microscopy ... #Clinical
Diffuse Sclerosis Variant—PTC 
 - Rare variant of PTC 
 - Approximately 3% ofall PTC
Diffuse Sclerosis ... aakasharmand #Diffuse ... PTC #Papillary #Thyroid ... Cancer #Pathology #Clinical ... #Gross #Microscopy