Pathnologic @pathnologic
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Red Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
#Diagnosis #Path ... #Blood #Smear #
Peripheral Blood shows a subset of atypical lymphocytes with hairy-like cytoplasmic projection.
#Clinical #Path #BloodSmear #Blood #Smear
#Clinical #Path ... BloodSmear #Blood #Smear
The arrows point to blister cells. These cells are thought to be precursors of helmet cells.
#Clinical #Path ... BloodSmear #Blood #Smear
A normal peripheral blood smear indicates the appropriate appearance of red blood cells, with a zone
peripheral blood smear ... #Clinical #Path
Here is another peripheral blood smear demonstrating changes with iron deficiency anemia. Note the increased zone
peripheral blood smear ... #Clinical #Path
Elliptocyte - 
Note the shape of these appropriately named erythrocytes.
In addition to hereditary elliptocytosis, elliptocytes can
#Clinical #Path ... BloodSmear #Blood #Smear
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
#Clinical #Path ... BloodSmear #Blood #Smear
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
#Clinical #Path ... BloodSmear #Blood #Smear
Stomatocyte - The appearance of stomatocytes with their oval or rectangular central pallor has been compared
#Clinical #Path ... BloodSmear #Blood #Smear
Codocytes (Target cells) - Two target cells are seen in the left photo and one in
#Clinical #Path ... BloodSmear #Blood #Smear