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InterAtrial Block

EMS 12-Lead

David Didlake, EMT-P, RN, ACNP @DidlakeDW An early 80’s Female was transported to the ED with new-onset facial droop, slurred speech, and focal deficit. And since common things are common, the statistical probability favors Atrial Fibrillation (AFib) as the culprit. AFib can come and go. We do have the ECG.

AFIB 59
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Wide-complex tachycardia that didn’t follow the rules

Dr. Smith's ECG Blog

Although the emergency physician (along with an APRN and an RN) had not seen any alterations in the rhythm after adenosine was pushed, a paper recording of the episode was subsequently unearthed. Only AFib was induced during EP study. A surprise clue!