tag:blogger.com,1999:blog-549949223388475481.post500106410773678976..comments2024-03-28T14:02:08.119-05:00Comments on Dr. Smith's ECG Blog: Sinus rhythm with a new wide complex QRSUnknownnoreply@blogger.comBlogger16125tag:blogger.com,1999:blog-549949223388475481.post-24329404301138832052018-07-09T02:13:17.773-05:002018-07-09T02:13:17.773-05:00just seeing this for first time (i'm slow).
t...just seeing this for first time (i'm slow).<br /><br />truly excellent case. excellent instruction on wide complexes. thank you, pendell.tfierohttps://www.blogger.com/profile/15955268501222734373noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-30326764469642065462017-10-24T07:30:24.705-05:002017-10-24T07:30:24.705-05:00See above commentSee above commentPendellhttps://www.blogger.com/profile/01445330667624442976noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-83830515611105822112017-09-14T14:23:10.187-05:002017-09-14T14:23:10.187-05:00Shai,
See above,
SteveShai,<br />See above,<br />SteveSteve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-28395088375019826972017-09-14T14:22:39.629-05:002017-09-14T14:22:39.629-05:00That is extreme right or left axis, and I don'...That is extreme right or left axis, and I don't think that is part of hyperK. I have never noticed it nor read of it. It is typical of Na channel blockade, which was not present here. Na channel blockade does have other features that mimic HyperK.Steve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-46721972567611904172017-09-12T14:54:44.350-05:002017-09-12T14:54:44.350-05:00Dave,
A couple minutes.
SteveDave,<br />A couple minutes.<br />SteveSteve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-13116941613857188082017-09-10T16:03:15.727-05:002017-09-10T16:03:15.727-05:00Hi Dr. Smith,
after administration of IV Calcium ...Hi Dr. Smith,<br /><br />after administration of IV Calcium (chloride), what is the time interval until QRS normalization begins? Are we talking minutes? Or can it take much longer in certain cases? What is the appropriate time to wait before repeat doses?<br /><br />Thank you,<br />DaveBDave Bhttps://www.blogger.com/profile/04348546121665459931noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-77915856540282061652017-09-03T03:59:48.166-05:002017-09-03T03:59:48.166-05:00Great! thank you!Great! thank you!Sanjeewa skadhttps://www.blogger.com/profile/07409356560341515148noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-35138941074926943782017-08-30T12:58:30.690-05:002017-08-30T12:58:30.690-05:00Hello,
Would an extreme axis prompt HyperK suspici...Hello,<br />Would an extreme axis prompt HyperK suspicion, if the original qrs widening was overlooked?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-27905439752037073142017-08-30T12:57:34.372-05:002017-08-30T12:57:34.372-05:00Hello,
Would an extreme axis prompt HyperK suspici...Hello,<br />Would an extreme axis prompt HyperK suspicion, if the original qrs widening was overlooked?Anonymoushttps://www.blogger.com/profile/15507926076095692616noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-1209502842750776762017-08-30T11:38:06.858-05:002017-08-30T11:38:06.858-05:00Dr. Smith, The prominent terminal R wave in aRV is...Dr. Smith, The prominent terminal R wave in aRV is a clue to hyperkalemia, as you have taught us, as well, yes? Thank you for yet another instructive case!macaSTAThttps://www.blogger.com/profile/03285364316680837586noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-5968729264356186962017-08-29T13:35:19.347-05:002017-08-29T13:35:19.347-05:00good thoughtgood thoughtSteve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-81089371375861162082017-08-29T13:34:15.419-05:002017-08-29T13:34:15.419-05:00It indeed means to Q-wave, and also no S-wave. Jus...It indeed means to Q-wave, and also no S-wave. Just a single wide R-wave.Steve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-86590086859021928262017-08-29T13:33:36.527-05:002017-08-29T13:33:36.527-05:00One should suspect it from the peaked T-waves. I d...One should suspect it from the peaked T-waves. I don't think you can "diagnose" it from those. Steve Smithhttps://www.blogger.com/profile/08027289511840815536noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-71048090080963655492017-08-29T11:36:00.623-05:002017-08-29T11:36:00.623-05:00Great case as always! At first I thought it was a ...Great case as always! At first I thought it was a paced rhythm with a bipolar pacemaker(no obvious spikes) in DDD mode because the qrs vector was really strange. George Konstantinouhttps://www.blogger.com/profile/17537635350617697691noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-29312350981938719532017-08-28T13:27:24.302-05:002017-08-28T13:27:24.302-05:00Excelent post! I have question, you said
"lat...Excelent post! I have question, you said<br />"lateral leads in LBBB should show a predominant or mostly monomorphic R wave". Doesnt monomorphic R wave means there is no Q wave, can u explain what monomorphic R wave isUnknownhttps://www.blogger.com/profile/14064888790040537540noreply@blogger.comtag:blogger.com,1999:blog-549949223388475481.post-53544789365353797122017-08-28T09:38:08.116-05:002017-08-28T09:38:08.116-05:00Hello
Was it possible to diagnose hyperK without ...Hello <br />Was it possible to diagnose hyperK without a baseline ECG? <br />My 1st impression was +/-hyperk i/v/o t wave appearance in v3 to v5 +/- v6.. Any comments? MGhttps://www.blogger.com/profile/06233522417024317416noreply@blogger.com