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1????P-R>0.20??P?QRS?.

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(2)???????P-R???QRS???????1:1;2:1;3:1;3:2;4:3??QRS????

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??   2010-11-11 16:50 ???   ???  ???

???   2010-11-11 16:52 ???????????????????????????????????

??   2010-11-11 16:55 ?? ??? ??? ???...

1.??? 2.????????????<40/min???????????????<40/min??????25mg35/d10mg???2~6h 1lmg5?500m1? ??????5?100~200ml1.87mol4060ml?? 3.??-???????? 4.????????????????????????????????????? 5.???????????????????? ???QRS??????????? 6.????40??????????510mg?4??????????1-4ug????1????4??510mg??003g34/d????-??05mg...

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