Pathnologic @pathnologic
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Path Geek - All things #pathology
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clinical pathology lymphadenitis autoagglutination blood carcinoma papillary path ptc rbc smear variant ait amiodarone brasiliensis cancer earlyphase gross herpes histiocytes
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
paracortex • HSV-infected ... cells are present ... 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 ... with late phase HIV ... PatternC #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 ... seen within giant cells ... Lymphadenitis #Pathology #LymphNode ... #Clinical #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... individual’s red blood cells ... erythrocytes) by his ... #Blood #Smear #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... individual’s red blood cells ... erythrocytes) by his ... #Blood #Smear #Microscopy
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
in early phase HIV ... Warthin-Finkeldey type giant cells ... Monocytoid B cells ... PatternA #Pathology #Microscopy ... #LymphNode #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 ... Pathology #Clinical #Microscopy
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... #SignetRing #Cell ... #Histiocytes #LymphNode ... Pathology #Clinical #Microscopy
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... PTC #Papillary #Thyroid ... Pathology #Clinical #Microscopy
Diffuse Sclerosis Variant—PTC - Rare variant of PTC - Approximately 3% ofall PTC
Diffuse Sclerosis ... • Carcinoma cells ... around the tumor cells ... PTC #Papillary #Thyroid ... Clinical #Gross #Microscopy
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