â¢ AMPUTATION (noun) The noun AMPUTATION has 2 senses: 1. a condition of disability resulting from the loss of one or more limbs. 2. a surgical removal of all or part of a limb. Familiarity information: AMPUTATION used as a noun is rare.
This test is used to look for signs of disease like Parkinson's in the body. MRI. MRI, or magnetic resonance imaging, is a test that produces very clear pictures, or images, of the human body without the use of X-rays. Instead, MRI uses a large magnet, radio waves, and a computer to produce these images.his test is used to look for signs of disease like Parkinson's in the body. MRI. MRI, or magnetic resonance imaging, is a test that produces very clear pictures, or images, of the human body without the use of X-rays. Instead, MRI uses a large magnet, radio waves, and a computer to produce these images.
Magnetic resonance imaging (MRI) can be considered the preferred neuroimaging examination for Alzheimer disease because it allows for accurate measurement of the 3-dimensional (3D) volume of brain structures, especially the size of the hippocampus and related regions.