1923 results found
Health topics
… is, the less air your lungs are able to move. Spirometry tests are used to measure lung function. They measure how … push the air out of your lungs. For people with COPD, the test measures how well the lungs do two important jobs: How … vital capacity, or FVC. What do the results of a spirometry test for COPD mean? Your FEV1 and FVC numbers are lower than …
Health topics
… symptoms, if you have any. Your ejection fraction (how much blood your heart is pumping out to your body). The size of … But if you have other compounding factors, such as high blood pressure and coronary artery disease, the … have problems after surgery, such as: An increased risk of blood clots. These can break off and cause a stroke or heart …
Health topics
… A doctor will help remove the needle. What if I see blood in the syringe? If you see blood in the syringe, it means you might have hit a blood vessel. This usually isn't harmful. If you see blood …
Health topics
… cause. What causes it? Fainting is caused by a drop in blood flow to the brain. After you lose consciousness and fall or lie down, more blood can flow to your brain so you wake up again. Most … about the fainting episode. The doctor may want to do tests. These tests may include: Blood tests. Heart tests …
Health topics
… Basics Health Tools Prevention Symptoms Examinations and Tests Treatment Overview Self-Care … kidney damage. What causes it? The kidneys have many tiny blood vessels that filter waste from your blood. High blood sugar from diabetes can destroy these …
Health topics
… Tools What Increases Your Risk Symptoms Examinations and Tests Treatment Overview Self-Care Coping With Grief Related … cramps, or a persistent, dull ache in your lower back. Blood clots or greyish tissue may pass from the vagina. Some … the cervix is opening (dilating) or if there is tissue or blood in the cervical opening or the vagina. A blood test. …
Health topics
… affects the body The alcohol you drink moves into the bloodstream from the stomach and small intestine. The amount of alcohol in the blood is called Blood Alcohol Content (BAC). The higher your …
Health topics
… What Happens When to Call a Doctor Examinations and Tests Treatment Overview Self-Care What is … by the hepatitis B virus. It's spread through contact with blood and body fluids from an infected person. What are the … Yellow skin and eyes (jaundice). How is it diagnosed? A blood test can tell your doctor if you have the hepatitis B …
Health topics
… A hepatitis panel is a blood test used to find markers of hepatitis infection. Hepatitis … jaundice ), dark yellow urine, and feeling very tired. This blood test also may be done if you were recently exposed to …
Health topics
… What Happens When to Call a Doctor Examinations and Tests Treatment Overview Self-Care … the body's main artery. The aorta carries oxygen-rich blood from the heart to the rest of the body. Because the … It can stretch and then shrink back as needed to adapt to blood flow. But some medical problems, such as …
