impairment
(im-par'mĕnt 
)
[Fr. empeirer fr L. (im)pejorare, to make worse]
Any loss or abnormality of psychological, physiological, or anatomical structure or function. Impairments represent a deviation from generally accepted benchmarks in biomedical or psychosocial functioning.
ABBR: AAMI
Mild cognitive impairment.cerebral visual i.Cortical blindness.
cognitive i.The loss of intellectual function, i.e., of thinking effectively. Persistent cognitive impairment may occur in older adults. Approximately half of the population over 85 show permanently impaired thinking when tested with stand ard assessment tools.
cognitive i., not dementia Mild cognitive impairment.
correctable visual acuity i.Visual acuity that improves to 20/40 or better with eyeglasses or contact lenses.
ABBR: CVI
Any visual deficiency that can be improved with the use of eyeglasses.functional aerobic i.Intolerance of exercise, quantified by the inability to achieve a normal maximal oxygen uptake.
medically determinable i.A physiologic, psychologic, or structural impairment that is diagnosable using clinical, laboratory, or radiological methods.
ABBR: MCI
A subjectively sensed, objectively verifiable loss of memory that may result in difficulties with word finding, naming, or complex skill execution. It does not generally impair a person's ability to carry out normal activities of daily living. About 15% of patients with MCI develop dementia within a year. SYN: age-associated memory impairment; cognitive impairment, not dementia.minor cognitive motor i.A reduction in mental or physical agility and ability that manifests early in the course of infection with HIV. It may progress to AIDS-related dementia.
nonrefractive visual i.A reduction in visual acuity that does not improve with eyeglasses or contact lenses. Common causes are cataracts, diabetes mellitus, and glaucoma.
nonsyndromic hereditary hearing i.Inherited loss of hearing or deafness, not associated with other inherited characteristics.
refractive visual i.A reduction in visual acuity that is corrected with eyeglasses or contact lenses. Examples include farsightedness, nearsightedness, and presbyopia.
residual i.Any loss of function after an illness or injury.
severe i.According to the US Social Security Administration—any impairment(s) so disabling they prevent a person from performing gainful activity.
ABBR: SLI
A common impairment in language development affecting about 4% to 6% of children in whom nonverbal intelligence is normal but skills such as the ability to name objects or to understand word meanings lags.subjective memory i.A person's perception that his or her memory is failing, as opposed to other external or objective forms of evidence of dementia. It is usually associated with normal performance when memory is tested. SYN: subjective memory complaint.
syndromic hereditary hearing i.Hearing loss or deafness that is genetically transmitted and associated with other inherited diseases or deficits.
visual acuity i.Visual acuity that is worse than 20/40 in the eye that has better sight.