Pathnologic @pathnologic
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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 ... #Clinical #Path ... #BloodSmear #Blood
Post-splenectomy blood smear demonstrating Howell-Jolly bodies and target cells.

#Clinical #Pathology #BloodSmear #HowellJollyBodies #TargetCells #Splenectomy #Asplenic
bodies and target cells ... #Clinical #Pathology ... #BloodSmear #HowellJollyBodies
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 ... #BloodSmear #Blood
Sickle cells
These photos show sickle cells on peripheral blood smears. In the left photo target cells
Sickle cells These ... clinically and ... developing sickle cell ... #Clinical #Path ... #BloodSmear #Blood
A normal peripheral blood smear indicates the appropriate appearance of red blood cells, with a zone
appearance of red blood cells ... #Clinical #Path ... PeripheralBloodSmear #BloodSmear
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
• HSV-infected cells ... Pathology #Microscopy #Clinical ... #LymphNode
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 ... #Peds #BloodSmear
Codocytes (Target cells) - Two target cells are seen in the left photo and one in
Codocytes (Target cells ... ) - Two target cells ... Target cells are ... #Clinical #Path ... #BloodSmear #Blood
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
Dacrocytes (tear drop cells ... #Clinical #Path ... #BloodSmear #Blood
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