Clinical trialsĮxplore Mayo Clinic studies of tests and procedures to help prevent, detect, treat or manage conditions. If your hemoglobin level is below or above normal, your doctor may want to evaluate the hemoglobin test results along with those of other tests, or additional tests may be necessary, to determine next steps.įor specifics about what your hemoglobin test results mean, talk to your doctor. If you've been previously diagnosed with polycythemia vera, an elevated hemoglobin level may indicate a need to alter your treatment plan. Polycythemia vera - a blood disorder in which your bone marrow makes too many red blood cells.If your hemoglobin level is higher than normal, it may be the result of: If you've been previously diagnosed with anemia, a hemoglobin level that's lower than normal may indicate a need to alter your treatment plan. Thalassemia - a genetic disorder that causes low levels of hemoglobin and red blood cells.Cancers that affect the bone marrow, such as leukemia.There are many forms of anemia, each with different causes, which can include: If your hemoglobin level is lower than normal, you have anemia. The range for a healthy hemoglobin level may differ slightly from one medical practice to another. Healthy ranges for children vary with age and sex. For people with diabetes, an ideal HbA1c level should be 48 mmol/mol (6.5) or lower. So, the A1C test is reflective of your average blood glucose (blood sugar) level over the past three months. On average, normal HbA1c for non-diabetics is < 36 mmol/mol (5.5). Typically, red blood cells live for about three months. For women, 11.6 to 15 grams per deciliter The A1C testalso called the hemoglobin A1c, HbA1c, or glycohemoglobin testshows how much glucose is attached to hemoglobin, the protein in red blood cells that carries oxygen.For men, 13.2 to 16.6 grams per deciliter.You can return to your usual activities immediately after the sample is taken. The blood sample is sent to a lab for analysis. For infants, the sample may be obtained by pricking the heel. What you can expectįor a hemoglobin test, a member of your health care team takes a sample of blood by pricking your fingertip or inserting a needle into a vein in your arm. Your doctor will give you specific instructions. This is because there are many processes within the human body that impact hemoglobin levels. Every person’s hemoglobin level is different. Hemoglobin level requirement is 125g/L for donors registered as female and 130g/L for donors registered as male. If your blood sample will be used for other tests, you may need to fast for a certain amount of time before the sample is taken. Normal hemoglobin levels have a wide range, usually from 120 g/L to 180 g/L. If your blood sample is being tested only for hemoglobin, you can eat and drink normally before the test.
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