255 results found
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … of phosphate in a blood sample. Phosphate is a charged particle (ion) that contains the mineral phosphorus. The … used to find a cause for abnormal vitamin D levels. How To Prepare Tell your doctor ALL the medicines, vitamins, and …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … may be enlarged and easily seen by ultrasound. How To Prepare In general, there's nothing you have to do before … You'll have a pillow under your shoulders. Gel will be spread on your neck. This helps the sound waves pass through …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … test looks at a stool sample to see if those toxins are present. A positive result means you need treatment for … caused by Clostridioides difficile (C. diff) toxins. How To Prepare Tell your doctor if you have recently taken …
Medical tests
… On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … lungs. This problem is called a pulmonary embolism. During pregnancy, Doppler ultrasound may be used to look at blood … clots and blocked or narrowed blood vessels in almost any part of the body. It's most often used for the neck, arms, …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … Information Test Overview Galactose is a sugar that is part of the lactose found in milk and milk products. A … need foods low in galactose in order to gain weight and to prevent brain damage, liver problems, infection, and …
Medical tests
… Culture On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … are more common in women and girls than in men. This may be partly because the female urethra is shorter and closer to … UTI, and find out whether the treatment has worked. How To Prepare You will need to collect a urine sample. You will …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … can occur normally in the second or third trimester of pregnancy. Blood urea nitrogen to creatinine ratio … causes both BUN and creatinine levels to go up. How To Prepare Do not eat a lot of meat or other protein in the 24 …
Medical tests
… Time Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … tests are not done to find the cause of diarrhea. How To Prepare You may need to change your diet for a few days … a bowel transit time test. Tell your doctor about all the prescription and non-prescription medicines you are taking. …
Medical tests
… Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … levels in the blood can vary from minute to minute. Interpretation of the test results is hard and often requires the … too much cortisol (one form of Cushing's syndrome ). How To Prepare You may not be able to eat or drink for 10 to 12 …
Medical tests
… Culture On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Related … give false-negative results even when strep bacteria are present. When the results of a rapid strep test are … a throat culture to make sure that strep throat is not present. Neisseria meningitidis . This type of bacteria can …
