Conclusion functional sinus bradycardia may lead to syncope , dual chamber cardiac pacemaker implantation is an effective prevention method .
结论功能性窦性心动过缓也可引起晕厥,植入永久心脏起搏器是预防晕厥的有效手段。
Management of symptomatic bradycardia and tachyca .
有症状的心动过缓和心动过速的处理。
The cause of death was concluded to be severe hypotension , bradycardia and cardiac failure due to combined intoxication with verapamil , metoprolol and digoxin .
死亡原因是维拉帕米、美多心安和地高辛联合中毒引起的严重低血压、心动过缓和心脏衰竭。
The adverse reactions of metoprolol were mostly dizziness , asthenia , bradycardia and hypotension , no damage of liver and kidney function and changes of hemo - gram , blood-lipid , electrolyte and blood sugar were found .