A 45-year-old male construction worker presents after having sustained an electrical burn injury from a high-tension power line. He exhibits an entry wound on his right hand and an exit wound on his left foot. Which immediate concern should be addressed while managing his injuries?
Monitoring for myoglobinuria
Ensuring airway, breathing, and circulation (ABCs) and initiating fluid resuscitation
Fasciotomy to prevent compartment syndrome
Cardiac monitoring for arrhythmias