Absent distal pulses
Signs of distal ischemia
Pain, pallor, paresthesia, paralysis, poikilothermia
Audible bruit or palpable thrill at injury site
Active pulsatile hemorrhage
Large expanding hematoma
Pain, pallor, paresthesia, paralysis, poikilothermia
Small nonexpanding hematoma
subjectively decreased pulse
Peripheral nerve deficit
History of pulsatile or significant hemorrhage at time of injury
Unexplained hypotension
High risk orthopedic injuries (fracture, dislocation, penetration)
Vascular injury
Compartment syndrome
Tendon injury
Contusion
Cold injuries
Crush syndrome
Trauma 
Degloving injury