<prompt> Mangled Extremity Severity Score MESS includes all of the following, EXCEPT:ShockIschemiaNeurogenic injurySkeletal injury  <response>: The mangled extremity severity score MESS is a scoring system that can be applied to mangled extremities and help to determine which mangled limbs will eventually go for amputation and which can be salvaged. This system grades the injury on the basis of 4 categories: skeletal or soft tissue injury, limb ischemia, shock and the patients age. 