329 results found
Medical tests
… of the lower back (lumbar vertebrae) and a view of the 5 fused bones at the bottom of the spine (sacrum). … Sacrum/coccyx X-ray. It takes a detailed view of the 5 fused bones at the bottom of the spine (sacrum) and the 4 … Why It Is Done A spinal X-ray is done to: Find the cause of ongoing pain, numbness, or weakness. Check for …
Medical tests
… to find germs (such as bacteria or a fungus ) that can cause an infection. A sample of cells from the back of your … no germs grow, the culture is negative. If germs that can cause infection grow, the culture is positive. The type of … a throat culture include: Candida albicans . This fungus causes thrush , an infection of the mouth and tongue and …
Medical tests
… Test Overview A herpes simplex virus (HSV) infection can cause small, painful sores that look like blisters on the skin … a sample from a sore can be tested to check if it is caused by the herpes virus. HSV testing may also be done using … for sexually transmitted infections (STIs). That's because a positive result only means you have been exposed to …
Medical tests
… Test Overview A sonohysterography test uses ultrasound to look at the inside of your uterus. A salt … image. Ultrasound images from this test can help find the cause of bleeding or problems getting pregnant. If a contrast fluid is used, your doctor will look at the fallopian tubes too. This …
Medical tests
… medicines and hormones. Low urine sodium levels have many causes, such as heart failure, malnutrition, and diarrhea. Why … the water and electrolyte balance of the body. Find the cause of symptoms from low or high levels of sodium. Check the … a large container that holds about 4 L (1 gal) . You will use the container to collect your urine. When you first get …
Medical tests
… of infection: Antigens , which are made by bacteria or viruses. Antibodies , which are made by the body to fight … doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means …
Medical tests
… (mm Hg). Automatic blood pressure monitors Most people use an automatic monitor to measure their blood pressure at … to test it again when you are home. footnote 1 This is because your blood pressure can change throughout the day. And sometimes blood pressure is high only because you are seeing a doctor. This is called white-coat …
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 eating a meal high in phosphorus, having high levels … parathyroid gland . Some types of tumours may also cause high levels of phosphate in the urine. Tests for calcium …
Medical tests
… too high or too low can be serious. Abnormal levels may cause symptoms such as muscle cramps or weakness, nausea, diarrhea, or frequent urination. Other symptoms may … test to check potassium levels is done to look for the cause of a low or high blood potassium test result. How To …
Medical tests
… into your liver to take the tissue sample. The doctor may use X-ray pictures on a screen to help guide the needle into … pain in your shoulder. This is called referred pain. It's caused by pain that travels along a nerve near the biopsy … A needle biopsy of the liver may be done to: Find the cause of jaundice. A liver biopsy can find certain liver …
