Instructions for using subtleSTEMI iPhone app 27 Aug 2013 | 04:10 am

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 Some have asked for instructions in using the app: 1.      The warning states that it should only be used when the d...

Premature Junctional Beats Mimic 2nd Degree Block Mobitz Type II (contributed by K. Wang) 27 Aug 2013 | 04:01 am

This patient is running on a treadmill: Figure 1. There are frequent apparently non-conducted p-waves.  The PR interval is not lengthening, so this is not Wenckebach.  It appears to be 2nd degree blo...

K. Wang Video: Aortic Dissection? STEMI? Both? (5 minute video) 25 Aug 2013 | 05:11 am

This is a fine short summary of the topic. One disclaimer: At the end of the talk, K. states that ST segment depression in lead I in inferior STEMI indicates right ventricular MI.  I have data that w...

Diffuse ST elevation and Chest pain in an Agitated Middle-aged male: Anterior STEMI or Takotsubo Stress Cardiomyopathy? 23 Aug 2013 | 10:17 pm

A male in his 40's was discharged from the ED after evaluation for chronic back pain.  He was denied opiate medication and was very upset with this.  Shortly after discharge, he developed acute chest ...

Chest Pain in a 61 year old male. Inferior STEMI without inferior ST elevation. 21 Aug 2013 | 08:04 pm

This 61 year old has a h/o CABG 20 years prior.  Onset of chest pain 1 hour prior to calling 911.  Here is the prehospital ECG: Sinus rhythm.  There is an inverted T-wave in I and aVL, with very mini...

Right Bundle Branch Block with Biphasic Wave in lead V2? 16 Aug 2013 | 06:12 pm

A middle-age alcoholic presents with weakness and vague abdomimal discomfort.  The patient's previous ECG was from 4 years prior and was completely normal.  Here is the presenting ECG: There is sinus...

All you could ever want to know about Wenckebach: K. Wang Video 16 Aug 2013 | 02:08 am

Repost from 2009 on Posterior STEMI 11 Aug 2013 | 06:40 pm

I was pleased to see the discussion of posterior MI come up on "Academic Life in Emergency Medicine". However, the topic of precordial ST depression is extremely complex, as outlined in this post on ...

What does this tracing show? (contributed by K. Wang) 11 Aug 2013 | 05:40 pm

I don't have the clinical presentation, but the ECG is diagnostic on its own: See question and answer below Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 What do...

Chest Pain in a Male in his 20's; Inferior ST elevation: Inferior lead "early repol" diagnosed. Is it? 3 Aug 2013 | 11:38 pm

A 20-something male presented from an outside facility with Chest pain.  Vital signs were normal. History: Onset of CP 2.5 hours prior to ED arrival.  "Tight and pressure, radiates to right arm, + na...