Pathnologic @pathnologic
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clinical nejm lymphadenitis smear herpes variant acanthocytes angiocentric arm brasiliensis carcinoma castleman center ct dermatology diffuse ductalcarcinoma earlyphase eosinophilic eyelid
Herpes Simplex Virus Lymphadenitis • Expanded paracortex • HSV-infected cells are present in areas
• HSV-infected cells ... Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical ... #LymphNode
Eyelid Melanoma - Despite conservative interventions, the stye had persisted and the skin had become noticeably
Eyelid Melanoma ... lentigo maligna melanoma ... C) #Clinical #Pathology ... #Derm #Eyelid # ... Melanoma #Microscopy
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
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 ... #Microscopy #Clinical
Focus of Metastatic Melanoma Colonizing a Germinal Center I thought these big cells were funny immunoblasts- until
of Metastatic Melanoma ... thought these big cells ... of metastatic melanoma ... #Pathology #Clinical ... #Microscopy
Pathology - Castleman disease. Mediastinal mass in a younger woman. Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... disease. ... vessels - Germinal center ... #Pathology #Smear ... #Microscopy #Clinical
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 ... #Microscopy
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
Pigmented Macule - A Skin Manifestation of Invasive Breast Cancer - However, a pigmented macule that
Invasive Breast Cancer ... #Clinical #Derm ... #Pathology #InvasiveDuctal ... PigmentedMacule #Microscopy
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