Pathnologic @pathnologic
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clinical lymphadenitis cell hiv nejm urine acinic atn brasiliensis carcinoma crystals derm earlyphase herpes histiocytes honc hsv muddybrowncasts oxalate paracoccidioides
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
KyleBradleyMD "Pattern ... infection) - "Pattern ... phase between pattern ... #Pathology #Microscopy ... #LymphNode #Clinical
These are oxalate crystals, which look like little envelopes (or tetrahedrons, depending upon your point of
#Clinical #Path ... #Nephro #Urine # ... Microscopy #Oxalate
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical ... #LymphNode
Muddy Brown Casts in ATN #Clinical #Path #Nephro #Urine #Microscopy #MuddyBrownCasts #ATN
ATN #Clinical #Path ... #Nephro #Urine ... #Microscopy #MuddyBrownCasts
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
lymphadenitis (so-called "pattern ... KyleBradleyMD "Pattern ... Lymphadenitis #PatternA ... #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
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
#Histiocytes #LymphNode ... #Pathology #Clinical ... #Microscopy
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
and meatball” pattern ... Clinical #Derm #Pathology ... TineaVersicolor #Rash #Microscopy
Squamous-Cell Carcinoma of the Tongue - Intraoral examination revealed a well-circumscribed superficial ulcer, with a homogeneous
red and white patch ... B) #Clinical #Pathology ... Tongue #Squamous #Microscopy
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
characteristic staining pattern ... Cell #Carcinoma #Pathology ... #Microscopy #Clinical
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