Hyperkalemia resulting from digoxin toxicity is a well-recognized phen
omenon. We report a case in which hyperkalemia, bradycardia, and hypot
ension were unresponsive to standard therapy but appeared to respond t
o digoxin-specific antibodies (Fab). This case highlights the importan
ce of a high index of suspicion for digoxin toxicity as a potential ca
use of refractory hyperkalemia.