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Revolutionary Cheek-Swab Test Detects Heart Risk in Kids

9/2/2025

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Summary

Story summary

A new cheek-swab test can detect arrhythmogenic cardiomyopathy (ACM) in children up to five years earlier than existing methods.
Developed by Great Ormond Street Hospital and City St George’s, the test is non-invasive and quick.
It identifies protein abnormalities associated with ACM, responsible for over 10% of sudden cardiac deaths in children.
Home test kits are being developed for improved accessibility.

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Story summary

A new cheek-swab test can detect arrhythmogenic cardiomyopathy (ACM) in children up to five years earlier than existing methods.
Developed by Great Ormond Street Hospital and City St George’s, the test is non-invasive and quick.
It identifies protein abnormalities associated with ACM, responsible for over 10% of sudden cardiac deaths in children.
Home test kits are being developed for improved accessibility.