50 results found
Medical tests
… sample can be taken directly from the infection, such as a throat swab or skin scraping. A sample of stool, urine, or … to the virus. In these cases, test results may be negative early in the course of the infection. This is called a … that you agree to the Terms of Use and Privacy Policy . Learn how we develop our content . … Test Overview A viral …
Medical tests
… of the lungs and mediastinum, such as sarcoidosis . Diagnose lung cancer or lymphoma (including Hodgkin disease ). … After you are asleep, a tube will be placed in your throat to help you breathe. The doctor will make an incision … at the base of your neck or on the left side of your chest near the breastbone. The scope will be inserted through the …
Medical tests
… ) is injected into the vessel to make the area show clearly on the X-ray pictures. The angiogram pictures can be … all or most of your clothes. You will be given a gown to wear during the test. During the test You will likely have an … levels in your blood, may be clipped to your finger or ear. Small pads or patches (electrodes) are placed on your …
Medical tests
… used during the MRI scan to show certain structures more clearly. There are two main types of MRI—the standard MRI … may be used during MRI to show abnormal tissue more clearly. An MRI scan can be done for the: Head. MRI can look … also find problems of the eyes and optic nerves , and the ears and auditory nerves . Chest. MRI of the chest can look …
Medical tests
… ) is injected into the vessel to make the area show clearly on the X-ray pictures. The angiogram pictures can be … (arteriovenous [AV] malformation) or abnormal vessels near a tumour can be seen. A magnetic resonance angiogram … all or most of your clothes. You will be given a gown to wear during the test. The test may take several hours, so you …
Medical tests
… thyroid gland from radiation. Everyone else in the room wears a protective apron or stays behind a protective shield. … on the wall) and take slow, deep breaths through their nose during the X-rays. Risks There is always a slight … care can make a problem worse. Your dentist will have you wear a lead apron over your belly to protect your baby from …
Medical tests
… drinks, and chocolate. Shampoo your hair and rinse with clear water the evening before or the morning of the test. Do … The EEG record is read by a doctor who is trained to diagnose and treat problems that affect the nervous system ( … them in place. Instead of separate electrodes, you may wear a cap with several fixed electrodes. In rare cases, the …
Medical tests
… called natural family planning or periodic abstinence.) Learning about these changes can help you know when you … Why It Is Done Fertility awareness is done to help a woman learn when she is likely to ovulate. This information can … or at family planning clinics. Do not use a digital ear thermometer for this method. How It Is Done For …
Medical tests
… arm. Sometimes it's taken by mouth or inhaled through the nose. The tracer moves through your body, where it may … head, and neck problems; to look at blood flow to the heart; to examine bones; and to diagnose problems in other … including for epilepsy . Find poor blood flow to the heart, which may mean coronary artery disease or other heart …
Medical tests
… in the umbilical cord, through the placenta , or in the heart and brain of the fetus. This test can show if the fetus … is being examined. You may be allowed to keep on your underwear if it does not affect the test. You will be given a … may also be asked to try to breathe out strongly with your nose pinched and your mouth closed. This is called a …