271 results found
Medical tests
… Help diagnose the cause or location of unexplained bone pain, such as ongoing low back pain. A bone scan may be done first to help determine …
Medical tests
… Wrap an elastic band around your upper arm to stop the flow of blood. This makes the veins below the band larger so it is easier to put a needle into the … a vein. You may get a small bruise at the site. You can lower the chance of bruising by keeping pressure on the site …
Medical tests
… be done in an emergency to find out the cause of sudden, painful swelling of a testicle. That problem can be caused … to the testicles caused by an injury or to look at the flow of blood within the testicles. How To Prepare In … amount of the tracer is then injected. You will lie on your back on a table. Your penis will be taped to your belly to …
Medical tests
… substances through the blood. When prealbumin levels are lower than normal, it may be a sign of a poor diet … test to be sure that a poor diet is the reason for your low prealbumin levels. Why It Is Done A prealbumin blood … hospital or before and after surgery. Poor nutrition can slow healing and recovery. See how well supplements or …
Medical tests
… a small amount of radioactive tracer. You will need to come back for the scans. Gallium scans are usually done 24 hours … of the tracer in your tissues. The camera may move slowly above and around your body. The camera does not … the skin. Otherwise, a gallium scan usually causes no pain. You may find it hard to stay still during the scan. …
Medical tests
… out what may be causing symptoms like angina (such as chest pain or pressure). It may be done after a heart attack to … moves through the heart muscle, areas that have good blood flow absorb the tracer. Areas that do not absorb tracer may … tracer will be put in the IV. You will lie on your back on a table with a large camera above your chest. The …
Medical tests
… and electrolytes in the body. Find out if you have swallowed a poison, such as rubbing alcohol, wood alcohol, or … kidneys to lose water and produce large amounts of urine. Low values Low levels may be caused by: Too much water in the body. A …
Medical tests
… intestines stick out through the belly wall. Normally, low levels of AFP can be found in the blood of a pregnant woman. No AFP (or only a very low level) is generally found in the blood of healthy men or … a month or two before the woman gives birth, and then it slowly decreases. Values are generally slightly higher for …
Medical tests
… ovarian function before age 40 (premature ovarian failure). Low egg supply (ovarian reserve). Menopause has occurred. … values in children may mean that puberty is about to start. Low values Low FSH values may mean: A woman is not producing eggs …
Medical tests
… morning hours and are highest about 7 a.m. They drop very low in the evening and during the early phase of sleep. But … infection (sepsis) can cause high cortisol levels. Low values A low level of cortisol in the blood can be caused by: …
