313 results found
Medical tests
… (AST) test measures the amount of this enzyme in the blood. AST is normally found in red blood cells , liver , … severe damage, AST levels rise in 6 to 10 hours and remain high for about 4 days. The AST test may be done at the same … for you. Results are usually available within 12 hours. High values High levels of AST may be caused by: Liver …
Medical tests
… test measures the level of the hormone gastrin in the blood. Gastrin is produced by cells, called G cells, in the … tract . Sometimes a test for gastrin is done after eating a high-protein diet or after receiving an injection of the … that isn't in the normal range may still be normal for you. High levels High gastrin levels may be caused by: …
Medical tests
… symptoms are caused by problems with your heart rate or blood pressure. How To Prepare You may be asked to not eat or … products you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should …
Medical tests
… and take off any jewellery. You may not smoke or chew gum during the test, since the stomach will respond by making … may change positions to help spread the barium. Some gentle pressure is put on your belly with a belt or by the … and a little nauseated. Risks Barium doesn't move into the blood, so allergic reactions are very rare. Some people gag …
Medical tests
… less is found in the urine. Kidney problems can cause high or low levels of phosphate in the urine. High levels of phosphate in the urine also may be caused by … not get toilet paper, pubic hair, stool (feces), menstrual blood, or anything else in your urine sample. How It Feels …
Medical tests
… protein test measures the total amount of protein in the blood. It also measures the amounts of two major groups of … for you. Results are usually available within 12 hours. High values High albumin levels may be caused by: Severe dehydration . …
Medical tests
… A CA-125 test measures the amount of this protein in the blood. CA-125 is used as a tumour marker , which means the … may do a CA-125 test to find out where the cancer started. High levels of CA-125 are a strong sign that the cancer … and a transvaginal ultrasound for women who have a very high risk of ovarian cancer, such as those with BRCA gene …
Medical tests
… system causes the heart muscle to contract and pump blood through the heart to the lungs and the rest of the … done to: Help find the cause of unexplained chest pain or pressure. Help decide on the best treatment for a person … to use numbers to say how hard you are exercising. The higher the number, the harder you think you are exercising. …
Medical tests
… endoscopy may be done to: Find what's causing you to vomit blood. Find the cause of symptoms, such as upper belly pain … GI tract, someone may change your position or apply gentle pressure to your belly. After the examination is done, the … away on its own without treatment. The risk of problems is higher in people who have serious heart disease. It's also …
Medical tests
… the amount of follicle-stimulating hormone (FSH) in a blood sample. FSH is produced by the pituitary gland . In … of FSH varies throughout a woman's menstrual cycle and is highest just before she releases an egg (ovulates). In men, … with you in relation to your symptoms and past health. High values High FSH values in a woman may mean: A genetic …
