Case Report: Alocasia poisoning presenting with marked QTc prolongation and a MINOCA-like phenotype - Summary - MDSpire

Case Report: Alocasia poisoning presenting with marked QTc prolongation and a MINOCA-like phenotype

  • By

  • Jin-Mei Xie

  • Ren-Rong Lu

  • Zong-Jie Zheng

  • Jie Ma

  • Cheng-Hua Shan

  • May 29, 2026

  • 0 min

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Objective:

To report a case of Alocasia macrorrhizos poisoning presenting with chest pain, marked QTc prolongation, and reversible segmental wall motion abnormalities.

Key Findings:
  • Alocasia poisoning can cause significant QTc prolongation and T-wave inversions.
  • The patient exhibited a MINOCA-like phenotype with normal coronary angiography.
  • Toxic myocardial injury may be due to electrophysiological derangement rather than structural damage.
Interpretation:

The case presents a unique instance of Alocasia poisoning with significant cardiac effects.

Limitations:
  • Only one case is reported, limiting generalizability.
  • Long-term effects of Alocasia poisoning are not assessed.
Conclusion:

Alocasia macrorrhizos poisoning can lead to reversible cardiac effects.

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