Blood smear findings for hemolytic anemia can vary depending on the type and severity of the condition. For the most part, patients will have a decreased number of red blood cells, as well as an increased number of fragmented red blood cells (RBCs) and the presence of spherocytes. The spherocytes are the hallmark of hemolytic anemia and are usually the first sign of the condition.
Decreased Number of RBCs
Patients with hemolytic anemia will typically have a decreased number of red blood cells. This is due to the fact that the red blood cells are being destroyed faster than they can be replaced. As a result, the patient's hemoglobin and hematocrit levels will be lower than normal.
Increased Number of Fragmented RBCs
Hemolytic anemia can also cause an increase in the number of fragmented red blood cells. These cells are smaller than normal red blood cells, and have a more irregular shape. The presence of these cells is an indication that the red blood cells are being broken down and destroyed faster than they can be replaced.
Spherocytes
The presence of spherocytes is the hallmark of hemolytic anemia. Spherocytes are small, round red blood cells that have an irregular shape, and are usually the first sign of hemolytic anemia. The presence of these cells indicates that the red blood cells are being destroyed faster than they can be replaced.
Conclusion
The blood smear findings for hemolytic anemia will vary depending on the type and severity of the condition, but will typically show a decreased number of red blood cells, an increased number of fragmented red blood cells, and the presence of spherocytes. These findings are indicative of the condition, and can help to confirm a diagnosis of hemolytic anemia.