The cutting-edge capabilities of quantum sensors (K. Bongs et al. Nature 617, 672–675; 2023) are already being used in cardiology to improve diagnostic accuracy and to monitor early responses to treatments such as immunosuppressive therapy after heart transplantation.
Competing Interests
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B.H. is an inventor on patents that use RNA for diagnosis of myocarditis. Patent protection is in process for MCG for diagnosis and measurement of therapy response in inflammatory cardiomyopathy.