Definition Normal muscle releases enough potassium during succinylcholine-induced depolarization to raise serum potassium by ~ 0.5 mEq/L. Although this is usually insignificant in patients with normal baseline potassium levels, it can be life-threatening in patients with preexisting hyperkalemia or those with burn injury, massive trauma, neurological disorders/spinal cord injury (as well as in tetanus, prolonged […]