10 results
Several artifacts can cause significant and potentially misleading alterations to measured RBC parameters: 
1. Old samples
Acanthocytes #TearCells #Dacrocytes ... Schistocytes #Pyknocytes #Elliptocytes
Morphologic Findings in Red Blood Cells
Basophilic stippling - Small blue dots in red cells, due to
fragmentation Dacrocytes ... cell membrane Elliptocytes
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
Dacrocytes (tear ... A dacrocyte is seen ... Dacrocytes are found ... #Blood #Smear #Dacrocytes
Elliptocyte - 
Note the shape of these appropriately named erythrocytes.
In addition to hereditary elliptocytosis, elliptocytes can
Elliptocyte - ... elliptocytosis, elliptocytes ... #Blood #Smear #Elliptocyte
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Polychromatic Macrocytes ... Polychromatic Macrocytes
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Bite cell, Elliptocyte
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myeloproliferative anemia • Elliptocytes
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
pyropoikilocytes, elliptocytes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
• Drugs Oval Macrocytes
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Oxidative drugs Elliptocyte