HR <60 bpm.
Causes
- • Physiological (athletes)
- • Drugs (β-blocker, CCB, digoxin, amiodarone)
- • Ischaemia (esp inferior MI)
- • AV block
- • Hypothyroidism, hypothermia, ↑ICP
Management
- • Asymptomatic: monitor, treat cause
- • Symptomatic: atropine 500 mcg IV q3-5 min (max 3 mg)
- • Refractory: TCP → isoprenaline/dopamine/adrenaline infusion → transvenous pacing
Related in WardRound
Educational — verify locally.
