“…I read with great interest the paper by Sinha et al about Takotsubo syndrome (TS) in subjects undergoing catheter ablation for atrial fibrillation (AF) based on multicenter retrospective database. 1 The author analyzed 69,116 subjects and stated that 27 subjects (0.04%) had a TS diagnostic code. The cohort study was compromised mostly of female [17 (63%)], and one (3.7%) death within 30 days was reported.…”