329 results found
Medical tests
… hormone in a pregnant woman's blood to see if the baby may have Down syndrome . Inhibin A is made by the placenta … during pregnancy. The level of inhibin A in the blood is used in a maternal serum quadruple screening test. Generally … that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is …
Medical tests
… of pregnancy. If there is a chance that your baby may have problems during your pregnancy ( high-risk pregnancy ), … to stop smoking for 2 hours before testing. This is because smoking affects the baby's heart rate and movements. You … hand-held sensor will be pressed against the gel on your skin and moved across your belly a few times. You may be …
Medical tests
… on a treadmill. The ankle-brachial index (ABI) result is used to predict the severity of peripheral arterial disease … drop in your ABI with exercise means that you probably have PAD. This drop may be important, because PAD can be … as medical treatment, an exercise program, angioplasty, or surgery). Results The ABI result can help diagnose …
Medical tests
… a simple hand-held device. If the device is calibrated and used according to the manufacturer's directions, it can … driving. The safest decision is always not to drive if you have been drinking. BAC is commonly used by police and other … to determine whether a person is legally impaired and should not drive. In Canada, the federal maximum blood …
Medical tests
… to find germs (such as bacteria) in the urine that can cause an infection. Bacteria can enter through the urethra and … to come into contact more easily with the urethra. Men also have an antibacterial substance in their prostate gland that … sample reduces the chance of getting bacteria from the skin or genital area in the urine sample. Collecting a urine …
Medical tests
… kinds of ticks. Lyme disease can be hard to diagnose because its symptoms are similar to those of many other illnesses. If you and your doctor think you have Lyme disease, your doctor will do a careful medical … detect a chronic Lyme disease infection. Antibody testing should be done in a two-step process, using the ELISA …
Medical tests
… made by the pituitary gland , in your blood. Pregnant women have high levels of prolactin, which helps make breast milk. … times of physical or emotional stress. Many medicines can cause prolactin levels to go up. Tumours of the pituitary … prolactin testing. A woman having abnormal nipple discharge should not do anything to cause more discharge before the …
Medical tests
… Test Overview An echocardiogram (also called an echo) uses sound waves to make an image of your heart. A device … Small pads or patches (electrodes) will be placed on the skin of your chest to record your heart rate during the … usually takes 30 to 60 minutes. How It Feels You will not have pain from the echocardiogram. Gel is put on your chest …
Medical tests
… for glaucoma . Gonioscopy is done if your doctor thinks you should be checked for glaucoma. Glaucoma is an eye disease that can cause blindness by damaging the optic nerve . If you have glaucoma, gonioscopy can help your eye doctor see which …
Medical tests
… MRI of the chest may also be used to look for breast cancer. Blood vessels. Using MRI to look at blood vessels … it can take as long as 2 hours. How It Feels You will not have pain from the magnetic field or radio waves used for … (MRI) of the Knee Magnetic Resonance Imaging (MRI) of the Shoulder Magnetic Resonance Imaging (MRI) of the Spine …
