329 results found
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A stool … , viruses , or bacteria ), poor nutrient absorption, or cancer. For a stool analysis, a stool sample is collected in … meat fibres, bile , white blood cells , and sugars called reducing substances. The pH of the stool also may be …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Blood … , or heart valves. A blood infection may also develop when the immune system is weak. This can occur in infants … older adults. It can happen because of a disease (such as cancer or AIDS) or from medicines (such as corticosteroids …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A … caused by an infection (such as meningitis ), inflammation, cancer, or bleeding in the area around the brain or spinal … skin. Then a long, thin needle is put in the spinal canal. When the needle is in place, the solid central core of the …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview … are two types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small … this test. If the test is painful, let the doctor know. When dilating eyedrops are used Dilating drops may make your …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A testicular … range. This test is not usually used to find testicular cancer . If your doctor thinks you may have cancer, you will … 15 to 20 minutes. How It Feels You will feel a brief sting when the IV line is put in or when the local anesthetic is …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Karyotype is … Help determine the appropriate treatment for some types of cancer. Identify the sex of a person by checking for the presence of the Y chromosome. This may be done when a newborn's sex is not clear. How To Prepare You do not …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A myelogram … You may feel a quick, sharp pain down your buttock or leg when the needle is moved in your spine. You may find it hard … medical tests. Over time, exposure to radiation may cause cancer and other health problems. But in most cases, the …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview A Doppler … ultrasound may be used to guide decisions during pregnancy when: The fetus is smaller than normal for the gestational … stroke. How To Prepare Depending on what the test is for, you may be asked not to eat or drink after midnight before …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview An MRI is a test that uses a … to the spine include those from prostate, breast, or lung cancer. Find compression fractures of the spine. Check areas … If a contrast material is used, you may feel some coolness when it is put into your IV. In rare cases, you may feel: …
Medical tests
… Why It Is Done How To Prepare How It Is Done How It Feels Risks Results Test Overview Magnetic … MRI of the chest may also be used to look for breast cancer. Blood vessels. Using MRI to look at blood vessels … infection. MRI may also be used to tell if a bone is broken when X-ray results are not clear. MRI is done more commonly …
