329 results found
Medical tests
… (BNP) test measures the amount of the BNP hormone in your blood. BNP is made by your heart and shows how well … Why It Is Done The BNP test is used to: Check to see if you have heart failure. A doctor may think that you have heart … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… ultrasound , or CT scan . The MRI makes pictures that show your breast's normal structure; tissue damage or disease, … is done to: Find breast cancer . Breast MRI may be done when a mammogram or breast ultrasound scan cannot tell if a … with: Gene changes (such as BRCA). Close family members who have had breast cancer. A history of radiation therapy to …
Medical tests
… ( RNA ) of HIV in the blood. Viral load is first measured when you are diagnosed with HIV infection. This first measurement … through sex. How To Prepare In general, there's nothing you have to do before this test, unless your doctor tells you …
Medical tests
… (CVS) is a test that can find certain problems with your fetus . These include many diseases that run in … growths found in the placenta . The chorionic villus cells have the same genetic material as the baby's cells. During … can also use ultrasound to check your baby's heart rate. When the catheter is in the right place, a sample of …
Medical tests
… diseases measure the amount of certain antibodies in your blood. Your body makes antibodies to attack and destroy … Antibody against cardiolipin also may be tested. If you have several of these antibodies—or have them in high … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… for the proteins troponin I (TnI) and troponin T (TnT). If your heart muscle is injured, such as from a heart attack , … in other body tissues, their levels in the blood may rise when those other tissues are damaged. Cardiac enzyme studies … you take. Talk to your doctor about any concerns you have regarding the need for the test, its risks, how it will …
Medical tests
… Urodynamic testing is a group of tests that show how your body stores and releases urine. The type of test varies … as: Leaking urine. Feeling the need to urinate often. Pain when urinating. A weak stream of urine. Frequent urinary … may be filled with water through the catheter until you have the first urge to urinate. The amount of water in the …
Medical tests
… (PSA) test is done to: Screen for prostate cancer. If your PSA level is higher than expected, your doctor may … can cause high PSA levels. Check if cancer may be present when results from other tests, such as a digital rectal … If PSA levels increase, the cancer may be growing or spreading. Follow up after prostate cancer treatment to watch …
Medical tests
… Doctors use the KOH preparation test to find out if you have a fungal infection. This kind of infection can happen … to see. How It Feels You may feel a scraping sensation when the doctor or nurse takes the sample. The scraping …
Medical tests
… Information Test Overview Colposcopy lets a doctor look at your vulva , vagina , and cervix. If the doctor sees a … doctor studies the tissue under a microscope. Most people have this procedure after they have abnormal results from a … normal. Sometimes the doctor also takes photos or videos. When the speculum goes in, it can feel a little …
