True erythrocytosis is an increase in the number of red blood cells in the blood, which occurs without a change in the total blood volume. This condition can be caused by various reasons such as iron deficiency, dehydration or increased bone marrow function. In true erythrocytosis, the red blood cells have higher levels of hemoglobin and contain more oxygen, which can lead to shortness of breath, increased fatigue, and other symptoms.
True erythrocytosis usually occurs in people suffering from certain diseases such as iron deficiency anemia, viral hepatitis or erythremia. In some cases, erythro