Pathnologic @pathnologic
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Path Geek - All things #pathology
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clinical pathology carcinoma lymphadenitis hiv papillary ptc acinic brasiliensis cancer earlyphase gross hobnail medullary oncocytic paracoccidioides patternc salivary sclerosis
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
KyleBradleyMD "Pattern ... seen in lymph nodes ... infection) - "Pattern ... #Pathology #Microscopy ... #LymphNode #Clinical
Diffuse Sclerosis Variant—PTC - Rare variant of PTC - Approximately 3% ofall PTC
Diffuse Sclerosis ... • Carcinoma cells ... Numerous psammoma bodies ... PTC #Papillary #Thyroid ... Clinical #Gross #Microscopy
Paracoccidioides brasiliensis Lymphadenitis: Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Head&neck, Lymph Nodes ... fibrosis (A) and well-formed ... seen within giant cells ... Lymphadenitis #Pathology #LymphNode ... #Clinical #Microscopy
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
KyleBradleyMD "Pattern ... Warthin-Finkeldey type giant cells ... Monocytoid B cells ... #Pathology #Microscopy ... #LymphNode #Clinical
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Hobnail variant ... cytoplasm, hobnail cells ... PTC #Papillary #Thyroid ... Pathology #Clinical #Microscopy
Oncocytic Variant of Medullary Carcinoma Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
Oncocytic Variant ... every oncocytic thyroid ... tumor is a Hurthle cell ... for oncocytic variant ... Carcinoma #Pathology #Microscopy
Salivary acinic cell carcinoma is usually an H&E diagnosis for me- but this zymogen-granule poor variant
Salivary acinic cell ... zymogen-granule poor variant ... characteristic staining pattern ... Salivary #Acinic #Cell ... Carcinoma #Pathology #Microscopy
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