Pathnologic @pathnologic
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clinical pathology lymphadenitis hiv brasiliensis cell disease earlyphase epithelial focal heck herpes histiocytes hyperplasia paracoccidioides patterna patternc signetring virus
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
Herpes Simplex Virus ... paracortex • HSV-infected ... Lymphadenitis #HSV ... #Pathology #Microscopy ... #Clinical #LymphNode
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
of late phase HIV ... "Pattern C" in HIV ... pattern C #HIV ... PatternC #Pathology #Microscopy ... #LymphNode #Clinical
Paracoccidioides brasiliensis Lymphadenitis: Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Lymphadenitis #Pathology #LymphNode ... #Clinical #Microscopy
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
hyperplasia typical of HIV ... in early phase HIV ... "Pattern A" in HIV ... PatternA #Pathology #Microscopy ... #LymphNode #Clinical
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
#Histiocytes #LymphNode ... Pathology #Clinical #Microscopy
Focal epithelial hyperplasia/Heck disease. Acanthotic squamous epithelium with widened, confluent rete ridges, mild koilocytic change, and
Usually caused by HPV ... disease #Pathology #Microscopy
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