Remove Coronary Angiogram Remove Outpatient Remove Tachycardia
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Torsade in a patient with left bundle branch block: is there a long QT? (And: Left Bundle Pacing).

Dr. Smith's ECG Blog

Finally, do a coronary angiogram Possible alternative to pacing is to give a beta-1 agonist to increase heart rate. Even with tachycardia and a paced QRS duration of ~0.16 Use Lidocaine instead (lidocaine prevents the PVCs which cause R on T, and does not prolong the QT.) Dobutamine is an acceptable alternative.

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Trust the coronaries : There are benign forms of ACS too !

Dr. S. Venkatesan MD

One big chunk of ACS-UA is secondary UA where there is increased demand as in stable angina with tachycardia*. we can witness menacingly deep resting ST depression with absolutely no thrombotic process going on in the coronary. Mind you, even a coronary angiogram will not bail you out in terms of decision-making and risk prediction.