Pathnologic @pathnologic
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Path Geek - All things #pathology
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Herpes Simplex Virus ... DennisOMalleyMD) #Herpes #Simplex ... Lymphadenitis #HSV #Pathology ... #Microscopy #Clinical ... #LymphNode
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
Lymphadenitis #PatternC #Pathology ... #Microscopy #LymphNode
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Lymphadenitis #Pathology ... #LymphNode #Clinical ... #Microscopy
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
#Histiocytes #LymphNode ... #Pathology #Clinical ... #Microscopy
Pity this Giant Pronormoblast from an elderly pt w pure red cell aplasia. In the proper
Pronormoblast from an ... Aplasia #Parvovirus #Pathology ... #Smear #Microscopy
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
characterized by an ... anemia #Hematology #Pathology ... #Smear #Microscopy
Disseminated Cysticercosis - Magnetic resonance imaging (MRI) of the head revealed diffuse hyperintense septated cystic lesions
An oval translucent ... Clinical #Radiology #Pathology ... Taenia #Solium #Microscopy
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode
Corpora Amylacea - Pathology

This olfactory nerve margin looks hypercellular at low power- is it involved by
Corpora Amylacea - Pathology ... hypercellular at ... Can be a pitfall at ... Corpora #Amylacea #Pathology ... #Microscopy #Clinical
Sarcoid in the Thyroid - Pathology

Not all thyroid granulomas are subacute thyroiditis- this is sarcoidosis! Can
the Thyroid - Pathology ... granulomas have an ... Granuloma #Thyroid #Pathology ... #Microscopy #Clinical