
Complete blood count (CBC) - Mayo Clinic
Jan 14, 2023 · A complete blood count (CBC) is a blood test. It's used to look at overall health and find a wide range of conditions, including anemia, infection and leukemia. A complete blood …
Heart rate: What's normal? - Mayo Clinic
Oct 8, 2022 · A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Generally, a lower heart rate at rest implies more efficient heart function and better …
Mental health: Know when to get help - Mayo Clinic
Dec 17, 2024 · The Diagnostic and Statistical Manual of Mental Disorders (DSM) is a guide published by the American Psychiatric Association that explains the signs and symptoms of …
Liver function tests - Mayo Clinic
Jan 18, 2025 · Risks. The blood sample for liver function tests is usually taken from a vein in your arm. The main risk associated with blood tests is soreness or bruising at the site of the blood …
Prothrombin time test - Mayo Clinic
Dec 3, 2024 · Overview. The prothrombin time test, sometimes referred to as the PT or pro time test, checks how quickly blood is clotting.
Urinalysis - Mayo Clinic
Oct 24, 2023 · A measure of concentration shows how concentrated the particles are in your urine. A higher than normal concentration often is a result of not drinking enough fluids. …
Aspartate aminotransferase (AST) blood test - Mayo Clinic
May 20, 2025 · An aspartate aminotransferase test, also called an AST test, is a blood test. It's commonly used to check the health of the liver. AST is a substance found mostly in the liver. …
Hyponatremia - Symptoms and causes - Mayo Clinic
May 17, 2022 · Sodium plays a key role in your body. It helps maintain normal blood pressure, supports the work of your nerves and muscles, and regulates your body's fluid balance. A …
C-reactive protein test - Mayo Clinic
Jan 23, 2025 · C-reactive protein, also called CRP, is a protein made by the liver. The level of CRP increases when there's inflammation in the body. A simple blood test can check your C …
High blood pressure (hypertension) - Symptoms and causes
Hypertension can be diagnosed by performing careful and repeated measures of the blood pressure. Blood pressure categories include normal blood pressure, defined as a systolic …