A red blood cell count test gives the correct number of red blood cells in your body. Learn about how the test is done, why it is done, risks, and more.

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.

Medically reviewed by Yasmine S. Ali, MD, MSCI A red blood cell (RBC) count measures the number of red blood cells in a sample of blood. It is part of a battery of tests called a complete blood ...

The hemoglobin in red blood cells picks up oxygen in the lungs and delivers it to all the cells in your body as blood is ...

Low values of red blood cell count, or RBC, hemoglobin, or Hb, and hematocrit, or HCT, would indicate that the patient is suffering from anemia. Hypothyroidism is a disorder in which the thyroid ...

Normal blood test ranges. ... Low values of red blood cell count, or RBC, hemoglobin, or Hb, and hematocrit, or HCT, would indicate that the patient is suffering from anemia.

RDW Blood Test Results. Your RDW results will come in a special graph called a histogram. When your red blood cells are close to the same size, they appear close together on the histogram.

An MCHC blood test measures the amount of hemoglobin a red blood cell has relative to the size of the cell. A level too high or low can signal a problem.

Red blood cells (RBC) in the urine can signal problems with the urinary tract, kidneys, or bladder. Learn more about RBC in urine, and what results from a urine sample might mean, here.

Red blood cells (RBCs) might show up in a urine sample. We’ll go over what’s normal, what’s not, and what can cause RBCs in your urine.