Pathnologic @pathnologic
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Path Geek - All things #pathology
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Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
KyleBradleyMD "Pattern ... infection) - "Pattern ... phase between pattern ... Pathology #Microscopy #LymphNode ... #Clinical
Schistocytes can assume a shape resembling natural or man-made objects such as arrowheads, fish, collar buttons,
point to helmet cells ... are a teardrop cell ... , 2 blister cells ... ), and 2 burr cells ... #Clinical #Path
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... individual’s red blood cells ... #Clinical #Path
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... individual’s red blood cells ... #Clinical #Path
Sickle cells
These photos show sickle cells on peripheral blood smears. In the left photo target cells
Sickle cells These ... clinically and ... airmen with sickle cell ... developing sickle cell ... #Clinical #Path
The arrows point to blister cells. These cells are thought to be precursors of helmet cells.
point to blister cells ... These cells are ... precursors of helmet cells ... #Clinical #Path
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
• HSV-infected cells ... Pathology #Microscopy #Clinical ... #LymphNode
A normal peripheral blood smear indicates the appropriate appearance of red blood cells, with a zone
appearance of red blood cells ... #Clinical #Path
Nucleated red blood cells, aka normoblasts or erythroblasts, were released prematurely from the bone marrow in
Nucleated red blood cells ... other nucleated cells ... maturation of red cell ... #Clinical #Path
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