Pathnologic @pathnologic
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Path Geek - All things #pathology
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A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
promyelocytes, anemia ... peripheral blood smear ... myeloid leukemia (AML ... ) t(8;21), AML with ... #Clinical #Path
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Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
a linear red "Auer ... #Clinical #Path ... BloodSmear #Blood #Smear ... #Microscopy #Auer ... Rods #AuerRods #AML
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
granules, and Auer ... I see all of these ... KyleBradleyMD #Auer ... #APML #Pathology ... Hematology #Clinical #Smear
Red Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
#Diagnosis #Path ... #Blood #Smear # ... RBC #Morphology
Elliptocyte - 
Note the shape of these appropriately named erythrocytes.
In addition to hereditary elliptocytosis, elliptocytes can
megaloblastic anemia ... myelophthisic anemia ... sideroblastic anemia ... #Clinical #Path ... BloodSmear #Blood #Smear
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
red blood cells (RBCs ... serum due to the RBCs ... #Clinical #Path ... #Blood #Smear #Microscopy ... #RBC #Autoagglutination
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
red blood cells (RBCs ... serum due to the RBCs ... #Clinical #Path ... #Blood #Smear #Microscopy ... #RBC #Autoagglutination
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
metaplasia, pernicious anemia ... some hemolytic anemias ... #Clinical #Path ... BloodSmear #Blood #Smear
A normal peripheral blood smear indicates the appropriate appearance of red blood cells, with a zone
peripheral blood smear ... the size of the RBC ... #Clinical #Path
Here is another peripheral blood smear demonstrating changes with iron deficiency anemia. Note the increased zone
peripheral blood smear ... iron deficiency anemia ... #Clinical #Path ... PeripheralBloodSmear #BloodSmear #Anemia