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Health Dictionary

Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.

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Paroxysmal AV block laboratory findings

Introduction

Overview

Overview

Adenosine Plasma levels, adenosine triphosphate stimulation tests and lab values related to potential reversible causes of AV block such as a thyroid profile, electrolyte values,etc are important laboratory investigations.

Laboratory Investigations and stimulation tests

2018 ACC/AHA/HRS Guideline on the Evaluation and Management of Patients With Bradycardia and Cardiac Conduction Delay: Recommendation for Laboratory Testing

Recommendation for Laboratory Testing
“1. In patients with bradycardia, laboratory tests (eg, thyroid function tests, Lyme titer, potassium, pH) based on clinical suspicion

for a potential underlying cause are reasonable (Level of Evidence: C-LD)[1] ”

References

References

  1. ↑ Kusumoto FM, Schoenfeld MH, Barrett C, Edgerton JR, Ellenbogen KA, Gold MR; et al. (2019). “2018 ACC/AHA/HRS Guideline on the Evaluation and Management of Patients With Bradycardia and Cardiac Conduction Delay: Executive Summary: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines, and the Heart Rhythm Society”. J Am Coll Cardiol. 74 (7): 932–987. doi:10.1016/j.jacc.2018.10.043. PMID 30412710.

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Akash Daswaney, M.B.B.S[2]