Conduction abnormalities during dipyridamole stress testing

Samia Massalha, Ilya Reizberg, Ora Israel, Michael Kapeliovich, Haitham Sholy, Amjad Koskosi, Zohar Keidar, Ibrahim Marai

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Pharmacological stress tests using dipyridamole are considered to be safe. However, cases of atrioventricular (AV) block have been reported. We retrospectively analyzed ECG at baseline and during dipyridamole stress tests of 2010 consecutive patients (patients with second or third degree AV block were excluded). At baseline, 350 (17.4%) patients had conduction abnormalities. Following dipyridamole infusion 16 patients (0.8%) developed a transient change in AV conduction (15 patients) and or sinus arrest (1 patient). Compared to patients without baseline conduction abnormalities, patients with any conduction abnormalities at baseline were at a higher risk for the development of AV block after dipyridamole infusion [0.3% vs 3.14%, respectively; P < .0001].

Original languageEnglish
Pages (from-to)405-409
Number of pages5
JournalJournal of Nuclear Cardiology
Volume24
Issue number2
DOIs
StatePublished - 1 Apr 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2015, American Society of Nuclear Cardiology.

Keywords

  • Dipyridamole
  • atrioventricular block
  • sinus arrest

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