Pathnologic @pathnologic
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Path Geek - All things #pathology
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clinical microscopy lymphadenitis nejm smear gross herpes rash 1) acanthocytes angiocentric arm brasiliensis cancer cardiomyopathy ct danon dermatology earlyphase eosinophilic
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
• HSV-infected cells ... Lymphadenitis #HSV #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
Beautiful acanthocytes/spur cells in a patient with McLeod Syndrome. X-linked disorder characterized by reduced expression of
acanthocytes/spur cells ... expression of Kell ... granulomatous disease ... Syndrome #Smear #Pathology
Strongyloides stercoralis Hyperinfection - Physical examination revealed reticulated purpuric patches with dusky centers on the abdomen,
Bronchoscopy revealed diffuse ... #Clinical #Derm ... #Pathology #InfectiousDisease
Plasma cell leukemia with extensive rouleaux formation. Aggressive disease & patients typically younger than other forms
Plasma cell leukemia ... Aggressive disease ... primary plasma cell ... Smear #Hematology #Pathology
Acute Graft versus Host disease: vacuolar interface dermatitis w/ lymphoexocytosis, dyskeratotic keratinocytes, notable satellite cell necrosis.
Graft versus Host disease ... notable satellite cell ... #versus #Host #disease ... #Pathology #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
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 ... Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode
Diffuse Sclerosis Variant—PTC - Rare variant of PTC - Approximately 3% ofall PTC
Diffuse Sclerosis ... • Carcinoma cells ... around the tumor cells ... with advanced disease ... Thyroid #Cancer #Pathology
Eosinophilic angiocentric fibrosis: IgG4-related disease of the upper aerodigestive tract. Distinctive concentric (onion-skin) perivascular fibrosis and
: IgG4-related disease ... 50 IgG4+ plasma cells ... angiocentric #fibrosis #Pathology
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