Pathnologic @pathnologic
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microscopy pathology lymphadenitis carcinoma hiv ptc acinic ait amiodarone brasiliensis cancer diffuse earlyphase gross histiocytes hobnail paracoccidioides salivary sclerosis signetring
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
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
fibrosis (A) and well-formed ... forms (arrows) can ... seen within giant cells ... Lymphadenitis #Pathology #LymphNode ... #Clinical #Microscopy
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... #Hobnail #PTC #Papillary ... #Thyroid #Carcinoma ... #Pathology #Clinical
Amiodarone induced thyroid changes Histopath: Remarkably enlarged follicles, distended with colloid, without scalloping, and lined by flattened
Amiodarone induced thyroid ... flattened follicular cells ... change, Follicular cells ... #Amiodarone #thyroid ... AIT #Pathology #Clinical
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... This can mimic metastatic ... #SignetRing #Cell ... #Histiocytes #LymphNode ... #Pathology #Clinical
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
Salivary acinic cell ... characteristic staining pattern ... Salivary #Acinic #Cell ... Pathology #Microscopy #Clinical
Diffuse Sclerosis Variant—PTC - Rare variant of PTC - Approximately 3% ofall PTC
calcifications (can ... • Carcinoma cells ... #Variant #PTC #Papillary ... #Thyroid #Cancer ... #Pathology #Clinical
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