Search Results 1-10 of 16920 for Red blood cells

  1. High red blood cell count - Mayo Clinic

    A high red blood cell count is an increase in a type of cells made in bone marrow and found in blood. The main job of red blood cells is to move oxygen from ...

  2. Anemia - Symptoms and causes - Mayo Clinic

    Having too few healthy red blood cells causes tiredness and weakness. There are many types of this condition.

  3. Complete blood count (CBC) - Mayo Clinic

    A complete blood count test measures the following: Red blood cells, which carry oxygen; White blood cells, which fight infection; Hemoglobin, the oxygen- ...

  4. Platelet, double red blood cell and plasma donations - Mayo Clinic

    Learn about platelet, double red cell and plasma donation and how they differ from whole blood donation.

  5. Sickle cell anemia - Symptoms & causes - Mayo Clinic

    Sickle cell anemia is one of a group of inherited disorders known as sickle cell disease. It affects the shape of red blood cells, which carry oxygen to all ...

  6. Hematocrit test - Mayo Clinic

    Red blood cells carry oxygen throughout the body. Having too few or too many of them can be a sign of certain diseases. The hematocrit test is a simple blood ...

  7. High red blood cell count Causes - Mayo Clinic

    Hemoglobinopathy, a condition present at birth that reduces red blood cells' ability to carry oxygen. Living at high altitudes. Pulmonary fibrosis — a disease ...

  8. High red blood cell count - Mayo Clinic

    The number of red blood cells stays the same. Dehydration. Other diseases. Rarely, in some kidney cancers or after kidney transplant, the kidneys might produce ...

  9. Macrocytosis: What causes it? - Mayo Clinic

    What causes enlarged red blood cells (macrocytosis)? · Vitamin B-12 deficiency · Folate deficiency · Liver disease · Alcoholism · Hypothyroidism · A side effect of ...

  10. Mayo Clinic Q and A: Blood disorder causes body to make too many red blood cells

    Patients with polycythemia vera have a high red blood cell count. But sometimes the disease also can result in too many white blood cells, or too many platelets ...