88 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Algorithm Signs of anemia ... Abnormal peripheral smear ... • Extrinsic RBC ... • Intrinsic RBC
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 Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
#Diagnosis #Path ... #Blood #Smear # ... RBC #Morphology
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
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
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Normochromic RBCs on Smear ... • Anemia of Chronic ... Spherocytes on Smear ... Non-lmmune #Anemia
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
Megaloblastic Anemia vs Normal Peripheral Smear

#Megaloblastic #Anemia #Peripheral #Smear #Comparison #Clinical #Hypersegmented #Neutrophil
Megaloblastic Anemia ... Normal Peripheral Smear ... Megaloblastic #Anemia ... #Peripheral #Smear
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Autoimmune Hemolytic Anemia ... DIAGNOSE AIHA • Anemia ... ↑ LDH • Anti-RBC ... C3d • Blood smear ... Autoimmune #Hemolytic #Anemia
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood Smear ... Megaloblastic Anemia ... Microangiopathic hemolytic anemia ... Autoimmune hemolytic anemia ... Peripheral #Blood #Smear