284 results found
Medical tests
… Information Test Overview Prothrombin time (PT) is a blood test that measures how long it takes blood to clot. A … are present. The prothrombin time is made longer by: Blood-thinning medicine, such as warfarin. Low levels of blood … by liver disease or injury or by treatment with blood thinners. Why It Is Done Prothrombin time (PT) is measured …
Medical tests
… You get an injection of a radioactive tracer into your blood. Then your doctor uses a special camera to see how … part of a cardiac catheterization . Your doctor inserts a thin, flexible catheter into your heart. Your doctor uses … part of a cardiac catheterization . Your doctor inserts a thin, flexible catheter into your heart. Your doctor uses …
Medical tests
… pericardium . It protects the heart and parts of the major blood vessels connected to the heart. Normally, there is a … the heart beats. Some diseases cause fluid to collect within the pericardium. This fluid collection is called … to numb your skin and deeper tissues. Then a long, thin needle will be carefully inserted just below your …
Medical tests
… system causes the heart muscle to contract. This pumps blood through the heart to the lungs and the rest of the … Find out if the walls of the heart chambers are too thick. Check how well medicines are working and see if they … Find out if the walls of the heart chambers are too thick. Check how well medicines are working and see if they …
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 … taking it. (These medicines include aspirin and other blood thinners.) Make sure that you understand exactly what your … It lets others know your health care wishes. It's a good thing to have before any type of surgery or procedure. How …
Medical tests
… see images and get information about your child's heart and blood vessels from the inside. It can also be done to repair … any cuts to do the procedure. Instead, the doctor uses a thin tube called a catheter. The catheter is put into a … any cuts to do the procedure. Instead, the doctor uses a thin tube called a catheter. The catheter is put into a …
Medical tests
… done during pregnancy. It uses ultrasound to measure the thickness of the fluid buildup at the back of the developing baby's neck. If this area is thicker than normal, it can be an early sign of Down … The technologist or doctor will look for and measure the thickness of the fluid buildup at the back of the baby's …
Medical tests
… are blocked or have an abnormal size or shape. Discoloured, thick mucus is draining from a sinus opening. Growths (nasal … are blocked or have an abnormal size or shape. Discoloured, thick mucus is draining from a sinus opening. Growths (nasal …
Medical tests
… can be taken by: Fine-needle biopsy. Your doctor puts a thin needle through the skin and into the thyroid gland. … or open biopsy. Needle biopsy. You do not need to do anything to prepare. You will be awake during the biopsy. Open … water. Before having a thyroid biopsy, you may need to have blood tests to see whether you have any bleeding problems or …
Medical tests
… can be checked include the: Abdominal aorta . This large blood vessel passes down the back of the chest and belly. It … belly. The aorta looks normal. No aneurysms are seen. The thickness of the gallbladder wall is normal. The size of the … an organ. Or fluid may be seen in the belly cavity. These things may be due to inflammation, infection, or other …
