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 count (CBC) that measures the different types and ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

Your blood serves numerous roles in maintaining your health. To carry out these functions, blood contains a multitude of components, including red blood cells that transport oxygen, nutrients, and ...

Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...

A complete blood count (CBC) might suggest hemolytic anemia if your RBC, hemoglobin, and reticulocyte counts are low. But further testing may be required. Anemia occurs when you don’t have enough ...

Stage 1 PV management includes phlebotomy, low-dose aspirin, cytoreductive therapy, and lifestyle changes to prevent complications. Stage 1 polycythemia vera is manageable with monitoring, phlebotomy, ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...