Mount Pleasant, South Carolina Health Index. Air quality in Mount Pleasant, South Carolina is 67 on a scale to 100 (higher is better). This is based on new measures of hazardous air pollutants from the EPA, called the National Air Toxics Assessment.
Hypoattenuation is a term used to describe areas that show up as whiter and brighter than normal on an x-ray or CT Scan. Hypoattenuating lesions are commonly referred to in regards to the liver or kidneys.
Hypotonia is the medical term for decreased muscle tone. Healthy muscles are never fully relaxed. They retain a certain amount of tension and stiffness (muscle tone) that can be felt as resistance to movement. For example, a person relies on the tone in their back and neck muscles to maintain their position when standing or sitting up.