Intellectual disability (ID), once called mental retardation, is characterized by below-average intelligence or mental ability and a lack of skills necessary for day-to-day living. People with intellectual disabilities can and do learn new skills, but they learn them more slowly.
Bone Scan. Guide. A bone scan is a test that can find damage to the bones, find cancer that has spread to the bones, and watch problems such as infection and trauma to the bones.A bone scan can often find a problem days to months earlier than a regular X-ray test.uring a bone scan, a radioactive substance called a tracer is injected into a vein in your arm. The tracer travels through your bloodstream and into your bones. Then a special camera takes pictures of the tracer in your bones. Areas that absorb little or no amount of tracer appear as dark or cold spots.
A DEXA scan is a technique that is used to measure the density of bone mineral. This is one of the most accurate tests available today and is presently the most widely used technique that is used to measure bone density.Doctors, with the help of a DEXA scan, are able to confirm or verify the condition osteoporosis.They are also able to estimate how severe the bone loss is and figure out if your response to the treatment is good.octors, with the help of a DEXA scan, are able to confirm or verify the condition osteoporosis. They are also able to estimate how severe the bone loss is and figure out if your response to the treatment is good.