Pathnologic @pathnologic
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Path Geek - All things #pathology
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microscopy pathology lymphadenitis carcinoma papillary smear variant ait amiodarone aplasia blood bloodsmear brasiliensis cancer earlyphase giant gross helmet helmetcells hematology
Diffuse Sclerosis Variant—PTC - Rare variant of PTC - Approximately 3% ofall PTC
Diffuse Sclerosis ... • Carcinoma cells ... around the tumor cells ... #Papillary #Thyroid ... Cancer #Pathology #Clinical
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
Hobnail variant of PTC ... cytoplasm, hobnail cells ... pleomorphism beyond usual PTC ... #Papillary #Thyroid ... Carcinoma #Pathology #Clinical
Schistocytes can assume a shape resembling natural or man-made objects such as arrowheads, fish, collar buttons,
collar buttons, etc ... point to helmet cells ... are a teardrop cell ... , 2 blister cells ... #Clinical #Path
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
• HSV-infected cells ... Pathology #Microscopy #Clinical ... #LymphNode
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
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
Pity this Giant Pronormoblast from an elderly pt w pure red cell aplasia. In the proper
from an elderly pt ... w pure red cell ... Microscopy #Hematology #Clinical
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
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Warthin-Finkeldey type giant cells ... Monocytoid B cells ... Pathology #Microscopy #LymphNode ... #Clinical
Oncocytic Variant of Medullary Carcinoma Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
every oncocytic thyroid ... tumor is a Hurthle cell ... Pathology #Microscopy #Clinical
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