327 results found
Medical tests
… waste product creatinine (say "kree-AT-uh-neen") in your blood and urine. These tests tell how well your kidneys are … Another substance, creatine (say "KREE-uh-teen"), is formed when food is changed into energy through a process called … and strenuous exercises. Shock. This is low blood pressure with many causes including severe bleeding and very …
Medical tests
… Test Overview A ketone test checks for ketones in your blood or urine. Ketones are substances that are made when the body breaks down fat for energy. Normally, your … may form at the site. To lower the chance of bruising, keep pressure on the site for several minutes. Blood test at home …
Medical tests
… dye and camera ( fluoroscopy ) to take pictures of the blood flow in the blood vessels of the head and neck . An … to watch the movement of the catheter in the blood vessels. When the catheter is in place, the dye is injected through … the test The catheter is taken out after the angiogram. Pressure may be applied to the area where the catheter was …
Medical tests
… sodium and potassium levels in the body. This helps control blood pressure and the balance of fluids and electrolytes in the … levels of both renin and aldosterone are normally present when the body is trying to conserve fluid and salt (sodium). …
Medical tests
… from each birth parent. Genes determine things like your blood type, hair colour, and eye colour. Genes can also … . This may be used to confirm a specific genetic illness when a person has symptoms of a disease. Pharmacogenomic … in. As the fluid is taken out, you may feel some pulling or pressure in your belly. After the test, the area may be …
Medical tests
… the cause of fluid buildup around the heart and to relieve pressure on the heart. The tissue sac that surrounds the … pericardium . It protects the heart and parts of the major blood vessels connected to the heart. Normally, there is a … between the heart and other structures in the chest when the heart beats. Some diseases cause fluid to collect …
Medical tests
… called a catheter that is inserted into the heart through blood vessels. A cardiac catheterization can check blood … catheterization is done to: Check on blood flow and blood pressure in the chambers of the heart. Check on blood flow … work. How To Prepare Follow the instructions exactly about when to stop eating and drinking. If your doctor told you to …
Medical tests
… and how soon to do it. If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it … still while the biopsy is done. The needle is then removed. Pressure is put on the needle site to stop any bleeding. A … Lymph node biopsy Normal: The lymph node has normal numbers of lymph node cells. The structure of the lymph node …
Medical tests
… Results Test Overview A CD4+ count is a blood test to see how well the immune system is working in … ) may occur. In people infected with HIV who are not getting treated, CD4+ counts generally decrease as HIV … for other infections ( opportunistic infections ). Decide when to start treatment to prevent opportunistic infections, …
Medical tests
… made mostly by your adrenal glands as a reaction to stress. When you feel stressed, these hormones increase heart rate, blood pressure, breathing rate, muscle strength, and mental …
