95 results found
Medical tests
… This could be because of menopause, polycystic ovary syndrome (PCOS), or damage from chemotherapy. Early puberty. … exposure, chemotherapy, cancer, or injury. Klinefelter syndrome . Low values Low luteinizing hormone values may … This could be because of menopause, polycystic ovary syndrome (PCOS), or damage from chemotherapy. Early puberty. …
Medical tests
… A CT scan of the head can give some information about the eyes, facial bones, air-filled cavities (sinuses) within the … Provide guidance for a brain biopsy . CT scans of the eyes, facial area, and sinuses may be done to: Look for problems of the eyes and the optic nerve . The test may find fractures of …
Medical tests
… if there is a greater chance of birth defects such as Down syndrome. The test is done with other screening tests. Find … or triplets). It can also mean a molar pregnancy or Down syndrome . You may also be further along in an early … if there is a greater chance of birth defects such as Down syndrome. The test is done with other screening tests. Find …
Medical tests
… is done to: Help find fetal birth defects (especially Down syndrome ) during pregnancy. When the test for estriol is … by a failure of an ovary to develop properly ( Turner's syndrome ) or because of a drop in pituitary gland activity. … is done to: Help find fetal birth defects (especially Down syndrome ) during pregnancy. When the test for estriol is …
Medical tests
… you take off your gloves. Pass stool (but no urine) into a dry container. You may be given a plastic basin that you can … gently, and then pulled out. It is placed in a clean, dry container and sent to the lab right away. How It Feels … you take off your gloves. Pass stool (but no urine) into a dry container. You may be given a plastic basin that you can …
Medical tests
… of body fluid from areas such as the cervix, urethra, eye, rectum, or throat is added to a substance that promotes … This may include the cervix, vagina, rectum, throat, or eyes. Your doctor may use a swab to collect the sample. Or … a sample of fluid from the vagina, rectum, throat, or eyes may cause mild discomfort or pain. Collecting a sample …
Medical tests
… or potential (VER or VEP). This response occurs when the eyes are stimulated by looking at a test pattern. Auditory … neurological diseases or with damaged optic nerves and eyes. Current as of: August 25, 2022 Author: … or potential (VER or VEP). This response occurs when the eyes are stimulated by looking at a test pattern. Auditory …
Medical tests
… stages of sleep. The two main types of sleep are non–rapid eye movement (NREM) and rapid eye movement (REM). Normally, NREM and REM alternate through … body functions during sleep, such as brain activity, eye movement, oxygen and carbon dioxide blood levels, heart …
Medical tests
… back on a bed or table. Or you may sit in a chair with your eyes closed. The EEG technologist will attach several flat … the computer screen. You will need to lie still with your eyes closed during the recording. The technologist will … Alpha waves are present only when you're awake with your eyes closed but you are mentally alert. Alpha waves go away …
Medical tests
… the first trimester to look for birth defects, such as Down syndrome . The first-trimester screening test uses … ). Estimate the risk of a chromosome defect, such as Down syndrome. Check for birth defects that affect the brain or … the first trimester to look for birth defects, such as Down syndrome . The first-trimester screening test uses …
