ACUTE ILLNESS   Acute illness is by definition a self-limiting disease which is mostly characterized by the symptoms having a rapid onset. These symptoms are fairly â¦ intense and resolve in a short period of time as either cure or death in the patient.
Definition. Traumatic brain injury (TBI) is a nondegenerative, noncongenital insult to the brain from an external mechanical force, possibly leading to permanent or temporary impairment of cognitive, physical, and psychosocial functions, with an associated diminished or altered state of consciousness.
DEFINITION of 'Medicare Supplementary Medical Insurance - SMI'. Health insurance sold by private insurance companies meant to top up an original Medicare plan. Medicare supplementary medical insurance, commonly known as Medigap, covers additional healthcare costs that may not be covered under the traditional Medicare plan, such as emergency room services and ambulatory surgical procedures. Next Up. Medigap.