A Study for the Development of a Low Cost QTc Meter for Long QT Syndrome Screening in Primary Care


About this study

The purpose of this study is to specify, develop, and evaluate a diagnostic algorithm suitable for use in an inexpensive diagnostic instrument suitable for screening for LQTS in the primary care environment.



Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Infants > 4 weeks old.
  • LQT1, LQT2, or LQT3.
  • Healthy Newborns
  • Parental willingness to provide informed consent and follow the study protocol.

Exclusion Criteria:

  • Hospitalized patient.
  • Other LQTS genotypes (not listed above) or those with genetically elusive LQTS.
  • Infants with congenital heart disease.
  • Infants born <32 weeks EGA

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status

Rochester, Minn.

Mayo Clinic principal investigator

Michael Ackerman, M.D., Ph.D.

Closed for enrollment

More information


Publications are currently not available

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