# Premature Myocardial Infarction (MI) Complicated by Cardiac Arrest Secondary to Essential Thrombocythaemia (ET)

**Authors:** Ahmed Moemen A Omar, Charo Bruce, Nesan Shanmugam, Faisal Khan

PMC · DOI: 10.7759/cureus.94761 · Cureus · 2025-10-17

## TL;DR

A young person had a heart attack caused by a rare blood disorder called essential thrombocythaemia, highlighting the need to consider unusual causes in young patients.

## Contribution

The case highlights essential thrombocythaemia as an unconventional risk factor for premature myocardial infarction in young individuals.

## Key findings

- Premature MI in a young patient was linked to essential thrombocythaemia.
- Cardiac arrest occurred as a complication of the underlying blood disorder.
- Early recognition of haematological disorders is crucial for better outcomes.

## Abstract

This article describes a case of premature myocardial infarction (MI) in a young individual, complicated by cardiac arrest and ultimately attributable to essential thrombocythaemia (ET). The report emphasises the necessity of considering underlying haematological disorders as unconventional risk factors for cardiovascular events, particularly in younger patients without traditional risk factors. Prompt recognition and multidisciplinary management are imperative to optimise clinical outcomes in such atypical presentations.

## Linked entities

- **Diseases:** myocardial infarction (MONDO:0005068), cardiac arrest (MONDO:0000745)

## Full-text entities

- **Diseases:** haematological disorders (MESH:D006402), MI (MESH:D009203), Cardiac Arrest (MESH:D006323), ET (MESH:D020329)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

3 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12531704/full.md

## References

9 references — full list in the complete paper: https://tomesphere.com/paper/PMC12531704/full.md

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Source: https://tomesphere.com/paper/PMC12531704