Recommendation	Consensus statement instruction	Ref.
Targeted genetic testing is recommended as part of the diagnostic evaluation for index patients with isolated cardiac conduction disease (CCD/PCCD) or with concomitant structural heart disease or extracardiac disease, when there is early age of diagnosis or a suspicion of laminopathy, especially when there is documentation of a positive family history of CCD/PCCD.		Expert opinion
Targeted genetic testing may be considered as part of the diagnostic evaluation for index patients with isolated cardiac conduction disease (CCD/PCCD) or with concomitant structural heart disease or extracardiac disease, especially in the setting of a positive family history.		Expert opinion
Variant-specific genetic testing is recommended for family members and appropriate relatives following the identification of the disease-causative variant.		Expert opinion
Predictive genetic testing in related children may be considered from birth onward (any age) in specific settings.		Expert opinion