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Medical calculator

Mangled Extremity Severity Score

Calculates the MESS score from ischemia, shock, age, and injury mechanism to help assess limb salvage potential.

If limb ischemia exceeds 6 hours, the ischemia score is doubled. Higher scores suggest poorer limb viability.

MESS inputs

Limb ischemia >6 hours?
Limb ischemia
OptionScore
Patient age range
Shock
Injury mechanism
OptionScore
Please complete all required fields first.