Creatinine test - Mayo Clinic
2023年2月9日 · A standard blood test is used to measure creatinine levels in your blood (serum creatinine). Your doctor may ask you not to eat (fast) overnight before the test. For a creatinine urine test, you may need to collect urine over 24 hours in containers provided by the clinic. For either test, you may need to avoid eating meat for a certain period ...
Diabetes - Diagnosis and treatment - Mayo Clinic
2024年3月27日 · These habits can help bring your blood sugar level back to normal. Or it could keep it from rising toward the levels seen in type 2 diabetes. Keeping a healthy weight through exercise and healthy eating can help. Exercising at least 150 minutes a week and losing about 7% of your body weight may prevent or delay type 2 diabetes.
Blood pressure chart: What your reading means - Mayo Clinic
2024年2月28日 · This blood pressure chart can help you figure out if your blood pressure is at a healthy level. It also can help you understand if you need to take some steps to improve your numbers. Blood pressure is measured in millimeters of mercury (mm Hg). A blood pressure reading has two numbers. Top number, called systolic pressure.
Hyponatremia - Symptoms and causes - Mayo Clinic
2022年5月17日 · 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 normal blood sodium level is between 135 and 145 milliequivalents per liter (mEq/L). Hyponatremia occurs when the sodium in your blood falls below 135 mEq/L.
PSA test - Mayo Clinic
2023年4月27日 · The PSA test is a blood test used primarily to screen for prostate cancer. The test measures the amount of prostate-specific antigen (PSA) in your blood. PSA is a protein produced by both cancerous and noncancerous tissue in the prostate, a small gland that sits below the bladder in males. PSA is mostly found in semen, which also is produced in ...
Enlarged liver - Symptoms & causes - Mayo Clinic
2022年3月5日 · An enlarged liver is one that's bigger than normal. The medical term is hepatomegaly (hep-uh-toe-MEG-uh-le). Rather than a disease, an enlarged liver is a sign of an underlying problem, such as liver disease, congestive heart failure or cancer. Treatment involves identifying and controlling the cause of the condition.
Blood urea nitrogen (BUN) test - Mayo Clinic
2023年8月5日 · In general, around 6 to 24 mg/dL (2.1 to 8.5 mmol/L) is considered normal. But normal ranges may vary, depending on the reference range used by the lab and your age. Ask your doctor to explain your results. Urea nitrogen levels tend to increase with age. Infants have lower levels than other people do, and the range in children varies.
Bone density test - Mayo Clinic
A bone density test determines if you have osteoporosis — a disorder characterized by bones that are more fragile and more likely to break. The test uses X-rays to measure how many grams of calcium and other bone minerals are packed into a segment of bone. The bones that are most commonly tested are in the spine, hip and sometimes the forearm.
Mental health: What's normal, what's not - Mayo Clinic
2021年12月14日 · What might be normal in one society may be a cause for concern in another. How are mental health disorders defined? 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 several hundred mental health conditions, including anxiety ...
Symptoms of pregnancy: What happens first - Mayo Clinic
2024年3月13日 · Light spotting. Light spotting might be one of the first signs of pregnancy. Known as implantation bleeding, it happens when the fertilized egg attaches to the lining of the uterus — about 10 to 14 days after conception. Implantation bleeding occurs around the time you would expect to have a menstrual period. However, not all women have it.