This article describes clinical situations in which stunning occurs and upd
ates previous reviews on the topic. Stunning following angioplasty, angina
and exercise-induced ischemia, infarction, and after cardiac surgery are de
scribed. In addition, newer concepts regarding stunning, including neurogen
ic stunned myocardium, are discussed. Left atrial stunning following cardio
version is a recently recognized phenomenon with important clinical implica
tions, but differs from the original concept of post-ischemic stunning. Cor
on Artery Dis 12:349-356 (C) 2001 Lippincott Williams & Wilkins.