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Search and discover over 2,500 ECG reports written by cardiologist and intensivist Dr George Nikolić OAM.
Bilateral Bundle Branch Block (BBBB)
Report:Sinus rhythm 94/min Advanced (4:1) AV block Left bundle branch block Comment:While it is possible that there exist independent AV nodal block and isolated LBB disease, the block as recorded is more likely an expression of BBBB, viz. permanent
First Degree AV Block on Carbamazepine
Report:Sinus rhythm 66/min First degree AV block PR interval 0.48â Normal QRS-T morphology Comment: The patient had hydrocephalus from Dandy Walker abnormality requiring ventriculo-peritoneal shunting and severe epilepsy requiring several drugs,
Post-Ectopic Sino-Atrial Depression
Report:Sinus rhythm 74/min SVEBs, one RBBB-aberrant Marked post-ectopic SA depression (overdrive suppression) Left bundle branch block Comment:The 7th beatâs Pâ distorts the T wave of the preceding sinus beat. The pause containing the SVEB is more
Atrial Conduction Defect
Report:Sinus rhythm 62/min First degree AV block PR interval 0.24â Marked left atrial abnormality (LAA) Nonspecific ST/T changes Comment:The striking abnormality is her P wave as seen in lead 1. It is widely notched and 0.20â long. It acounts for
Möbitz 2 Block with Narrow QRS Complexes
Report:Sinus rhythm 90/min Second degree AV block, Möbitz 2 Borderline ST segment depression Comment:This is quite unusual but fulfils perfectly the simplest and most useful definition of Type 2 block: all the PR intervals are the same. Below (Fig 14
Long Latency
Report: Sinus rhythm Latent (first degree) AV block PR 0.90â Left anterior hemiblock Right bundle branch block Old anterior infarction Comment: This is the longest sustained first degree AV block I have seen. It is possible that the rhythm is othe
Interpolated Main-Stem Extrasystoles
Report:Sinus rhythm 80/min Interpolated junctional or bundle of His (main-stem) extrasystoles Allorhythmic triplets Left bundle branch block Primary T wave changes Comment:There is a regular sinus rhythm, even though the initial impression may be of
Illusion of Sinus Tachycardia
Report:(Lead 2 sequential rhythm strips) Sinus rhythm approximately 96/min Frequent VEBs, some in triplets or short runs of VT Concealed retrograde conduction Comment:This is a good example of the reciprocal R-P â P-R relationship. Much of the lower
Cherchez le P!
Report: Sinus rhythm Second degree AV block, Möbitz 1 Acute inferior infarction Comment: The title is part Marriottâs famous phrase on how to tackle arrhythmias95; it paraphrases the once even more famous cherchez la femme, now squashed by the polit
Sino-Atrial Wenckebach
Report: Sinus rhythm Left atrial abnormality (LAA) 5:4 and 4:3 sino-atrial exit block, Möbitz 1 Normal QRS/T Comment: In each pause, an entire P-QRS-T sequence is missing; the pause itself is less long than two sinus cycles. There is slight accelerat