injury severity score
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Related to injury severity score: abbreviated injury scale
injury severity score (ISS)
an evaluation system developed to predict the outcomes of traumas, including mortality and length of hospital stay. See also Glasgow Coma Scale.
in·ju·ry se·ver·i·ty score(ISS) (in'jŭr-ē sĕ-ver'i-tē skōr)
Therapeutic and diagnostic six-point assessment of amount of bodily damage due to trauma. (6 indicates injury that exceeds therapeutic means to deal with it); has largely replaced all others in clinical use.