Clinical Case Reports (Nov 2020)

A cavotricuspid isthmus pouch revealed to be a breakout site for gap conduction of recurrent common atrial flutter

  • Takayuki Sekihara,
  • Takuryu Sonoura,
  • Yuka Nakamura,
  • Isamu Sunayama,
  • Yu Morishita,
  • Masashi Ishimi,
  • Masashi Yamato,
  • Takahiro Yoshimura,
  • Yoshinori Yasuoka

DOI
https://doi.org/10.1002/ccr3.3126
Journal volume & issue
Vol. 8, no. 11
pp. 2223 – 2226

Abstract

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Abstract A cavotricuspid isthmus pouch can be a breakout site for gap conduction of cavotricuspid isthmus block line. If the previous block line is electrically silent, high‐density 3‐D mapping and pouchgraphy are useful to find the pouch and ablate within it.

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