Cauliflower-Like Appearance of Calcified Nodules Observed by Coronary Angioscopy

Calcified nodules are known to be a rare cause of acute coronary syndrome.1 Calcified nodules are sometimes observed by intracoronary imaging modalities, such as coronary angioscopy, optical frequency domain imaging, and intravascular ultrasound during percutaneous coronary intervention procedures. The characteristics of the calcified nodules observed by intravascular ultrasound have been shown to have a convex shape with …