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

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Nodes, and lungs are ... Lymphadenitis #Pathology #LymphNode
Here are the morphological hallmarks of Rhabdomyosarcoma.

 - Broken arrow sign 

 - tad-pole rhabdomyoblasts
Here are the morphological
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
Here are very large ... These findings are
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
torso and upper arms ... and meatball” pattern
Grouped Pustules on an Erythematous Base - On physical examination, grouped, coalescing pustules that had scalloped
seen on the left arm ... Derm #Pathology #Herpes ... #Arm #Pustules