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Pheochromocytoma multisystem crisis with transient stress cardiomyopathy due to ruptured pheochromocytoma
  1. Kenji Sakamoto,
  2. Suano Kojima,
  3. Seiji Hokimoto,
  4. Hisao Ogawa
  1. Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan
  1. Correspondence to Dr Kenji Sakamoto, sakakenn{at}

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A 64-year-old woman was transported to emergency room, with intense breast pain with impending shock. She had been diagnosed with mammary carcinoma, and pheochromocytoma was discovered during preoperative examinations. Reduced ejection fraction (EF; 30%) with apical ballooning indicated acute coronary syndrome or Takotsubo cardiomyopathy,1 we inserted an intra-aortic balloon pump (IABP) after confirming intact coronary arteries via sequential coronary angiograms.

Seven hours after use of the IABP started, …

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