305 results found
Medical tests
… test measures the amount of the hormone progesterone in a blood sample. Progesterone is a female hormone produced by … It Is Done A health professional uses a needle to take a blood sample, usually from the arm. For a woman who is … menstrual cycle or who can't get pregnant, more than one blood sample may be needed to help find the problem. A …
Medical tests
… cardiac calcium scoring. The coronary arteries supply blood to the heart muscle. Normally, the coronary arteries … opening of the machine, and the scanner moves around your body. The table will move a little every few seconds to take … cardiac calcium scoring. The coronary arteries supply blood to the heart muscle. Normally, the coronary arteries …
Medical tests
… the amount of follicle-stimulating hormone (FSH) in a blood sample. FSH is produced by the pituitary gland . In … It Is Done A health professional uses a needle to take a blood sample, usually from an arm. For a woman who is having … cycle or who cannot become pregnant, more than one blood sample may be needed to help identify a …
Medical tests
… the chemicals it produces, such as cotinine—in your blood or urine. It's usually done by testing a sample of your blood or urine. The test is used to see if you smoke or use … take more than 2 weeks for the levels of cotinine in your blood and urine to drop. Quitting …
Medical tests
… of the eye, called the cornea. The fundus also contains blood vessels and the optic nerve . There are two types of … branching images. These are really just the outlines of the blood vessels of the retina. Indirect ophthalmoscopy With … white deposits beneath the retina called drusen, or broken blood vessels called hemorrhages) point to macular …
Medical tests
… a protein called albumin . Albumin is normally found in the blood and filtered by the kidneys. When the kidneys are … conditions can lead to kidney damage. These include high blood pressure , heart failure , cirrhosis , and lupus . If … also cause albuminuria. These conditions include high blood pressure, heart failure, and cirrhosis. The sooner …
Medical tests
… problems in the belly. The image is done from outside the body. No instruments are inserted in the body. Doctors can use MRC to find gallstones before surgery … problems in the belly. The image is done from outside the body. No instruments are inserted in the body. Doctors can …
Medical tests
… Test Overview A breast cancer (BRCA) gene test is a blood test to check for changes (mutations) in genes called … It Is Done A health professional uses a needle to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all from the …
Medical tests
… ). Damage to the optic nerve may be caused by a buildup of fluid that does not drain properly out of the eye. Tonometry … ). Damage to the optic nerve may be caused by a buildup of fluid that does not drain properly out of the eye. Tonometry …
Medical tests
… results are called negative. Leukocyte test strip: No white blood cells (leukocytes) are found in the urine. Normal … results are called positive. Leukocyte test strip: White blood cells (leukocytes) are found in the urine. These … of a UTI, such as a burning sensation when urinating or blood in your urine, call your doctor even if the test …
