Pathnologic @pathnologic
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
HSV #Pathology #Microscopy ... #Clinical #LymphNode
Sickle cell anemia and Howell Jolly bodies (nuclear remnants).

 - Dr. Abubaker Elshaikh
@ElshaikhMD

#SickleCell #HowellJolly #Body #Bodies
Bodies #Pathology #Hematology ... #Smear #Clinical ... #Microscopy
P. falciparum ring forms on a thin smear

 - Dr. Christina Dean
@deanchr3

#Plasmodium #falciparum #Rings #Smear #Hematology
#Rings #Smear #Hematology ... #Microscopy #Clinical
Leukoerythroblastosis and myelophthisic anemia can be associated with any marrow-replacing process. In this case, the likely
Leukoerythroblastosis #Hematology ... Pathology #Smear #Microscopy ... #Clinical
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
PatternC #Pathology #Microscopy ... #LymphNode #Clinical
A non-subtle example of true Sezary syndrome.  Patient presented with erythroderma without antecedent history of
Syndrome #Cells #Clinical ... Pathology #Smear #Microscopy ... #Hematology
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Lymphadenitis #Pathology #LymphNode ... #Clinical #Microscopy
Classic mucosal-dominant Pemphigus Vulgaris. Suprabasal acantholysis leaving behind a “row of tombstones” (i.e. the basal layer
Vulgaris #Pathology #Microscopy ... #Dermatology #Clinical
Pathology - Hepatocyte Pigments

Lipofuschin (H&E) 

Alpha-I-antitrypsin globules (PAS-D) 

Mallory's hyaline / Mallory Denk Bodies 

Giant Mitochondria
Pigments #Pathology #Hepatology ... #Clinical #Microscopy
Trichodysplasia spinulosa: follicles plugged w/ hyperkeratotic & parakeratotic debris, excessive inner root sheath differentiation towards keratinization.
spinulosa #Pathology #Microscopy ... #Dermatology #Clinical