Conditions like fluid imbalance or local swelling that lead to puffy or swollen eyelids can cause shadows that make the area under the eyes appear darker. Trauma (a black eye) can cause darkening of the entire eye area. Some people notice that dark circles under the eyes tend to run in families, as well. In most cases, dark circles under the eyes are not a sign of a serious medical condition.
A full-body scanner is a device that detects objects on a person's body for security screening purposes, without physically removing clothes or making physical contact. full-body scanner is a device that detects objects on a person's body for security screening purposes, without physically removing clothes or making physical contact.
A bone scan is an imaging test that shows areas of increased or decreased bone turnover (metabolism). How the Test is Performed. A bone scan involves injecting a radioactive material (radiotracer) into a vein.The substance travels through the bloodstream to the bones and organs.As it wears away, it gives off radiation. This radiation is detected by a camera that slowly scans your body.ow the Test is Performed. A bone scan involves injecting a radioactive material (radiotracer) into a vein. The substance travels through the bloodstream to the bones and organs. As it wears away, it gives off radiation. This radiation is detected by a camera that slowly scans your body.