MESS

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Related to mess-up: messing around
Mangled Extremity Severity Score. A scoring system used to evaluate the need to amputate an extremity; a MESS of 7 indicates a need to amputate

Modifying factors Loss of posterior tibial nerve causes trophic ulceration; ischemia > 6 hours doubles the MESS

MESS

Mangled Extremity Severity Score Traumatology A scoring system used to evaluate the need for amputation in an extremity; a MESS of ≥ 7 indicates a need to amputate Altering factors Loss of posterior tibial nerve causes trophic ulceration, ischemia > 6 hrs doubles score. See Amputation.
MESS scoring points
Skeletal & soft tissue injury
• Low energy–stabs, simple Fx, civilian gun shot wounds
•  Medium energy–open or multiple Fx, dislocation
•  High-energy–close range shotgun, military gunshot wounds, crush injury
•  Very high energy–as in line just above, with gross contamination or tissue avulsion
Limb ischemia
•  Pulse reduced, normal perfusion
•  Pulseless, paresthesia, ↓ capillary filling
•  Cool, paralyzed, numb
Shock
•  Systolic BP ≥ 90 mm Hg
•  Transient hypotension
•  Permanent hypotension
Age
•  < Age 30
•  Age 30–50
•  > Age 50

Mangled Extremity Severity Score

,

MESS

An assessment tool used in trauma patients to predict the likelihood that an injured arm or leg will require amputation. MESS takes into account the age and blood pressure of the patient, the type of injury, and the perfusion of the injured limb.
References in periodicals archive ?
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Staff thought it was a realistic exercise but it became apparent pretty quickly that it was the mother of all mess-ups."
The nascent political subplot is curtailed by the novella format so we learn of Health Ministry mess-ups but soon cut back to frenzied action.
After the mess-ups I've had on final days it's nice to be able to put them all to bed now.
Presumably it will now be attempting to add Ayr to its portfolio after the series of mess-ups there.
Olly Knights got a big laugh when he announced: "If you like mess-ups like that, you are going to love tonight."
Because I thought we settled on $7 an hour." Most likely, they've just miscalculated or totally spaced-even adults can make minor math mess-ups. Ninety-nine percent of the time, they'll be embarrassed and quickly hand over your cash--as well as apologize profusely and thank you for bringing it to their attention.