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The red blood cell (RBC) count is a test that measures the number of oxygen-carrying blood cells in your blood. An abnormal RBC test result is often the first sign of an illness. The test requires a simple blood sample.
A red blood cell count test measures how many red blood cells (RBCs) are in your blood. The red blood cells, or erythrocytes, have hemoglobin – a protein that transports oxygen to all...
Rheumatoid arthritis. Vitamin deficiency anemia. Diseases and conditions that cause your body to destroy red blood cells faster than they can be made include: Enlarged spleen (splenomegaly) Hemolysis. Porphyria. Sickle cell anemia.
A high red blood cell count is generally considered to be anything above 6.1 million red blood cells for males, 5.4 million for females, and 5.5 for children. Additional tests will help your healthcare provider determine the cause of your high red blood cell count and next steps in your care.
The red blood cell count normal ranges for adults are: Men: 4.5 to 5.9 x 106 per microliter of blood. Women: 4.1 to 5.1 x 106 per microliter of blood. For children, the reference range (“normal range”) of RBCs on lab test results can vary significantly.
A complete blood count (CBC) is a blood test that measures amounts and sizes of your red blood cells, hemoglobin, white blood cells and platelets. A provider can use it to monitor and diagnose medical conditions and check on the health of your immune system.
An RBC count is used to find out how many red blood cells you have. Learn why your doctor might order one, how it’s performed, and what results mean.
The red blood cell (RBC) count is the general starting point of any evaluation of red blood cells. As per its name, it simply counts the number of red blood cells in a sample of blood. The RBC count is measured in millions of cells per microliter (one-millionth of a liter), or cells/mcL.
Overview. What are red blood cells? Red blood cells, also known as erythrocytes, deliver oxygen to the tissues in your body. Oxygen turns into energy and your tissues release carbon dioxide. Your red blood cells also transport carbon dioxide to your lungs for you to exhale. Advertisement. Cleveland Clinic is a non-profit academic medical center.
What is a red blood cell (RBC) count? A red blood cell (RBC) count measures the number of red blood cells, also known as erythrocytes, in your blood. Red blood cells are made in your bone marrow, the spongy tissue inside your large bones.