Many athletes who have had corrective procedures (repair of congenital or developmental defects such as anomalous origins of coronary arteries)S10.1-17,S10.1-18 are on therapy for inherited disordersS10.1-19 or have ICD im- and are able to participate in athletics de- pending on the nature and severity of the disease and with appropriate precautions and counseling regarding potential residual risks.S10.1-19,S10.1-20 For example, ath- letes with acquired disorders such as myocarditis are advised against exercise for at least 3 to 6 months after disease resolution. Recommendations for Pregnancy References that support the recommendations are summarized in Online Data Supplement 51. COR LOE Recommendations I B-NR In mothers with long QT syndrome, a beta blocker should be continued during pregnancy and throughout the postpartum period including in women who are I C-EO In the pregnant patient with sustained VA, electrical cardioversion is safe and effective and should be used with standard electrode IIa B-NR In pregnant patients needing an ICD or VT ablation, it is reasonable to undergo these procedures during pregnancy, preferably after the first trimester.S10.2-4,S10.2-5 Recommendation-Specific Supportive Text 1. Women with long QT syndrome should be coun- seled about maternal and fetal risks prior to CLINICAL STATEMENTS AND GUIDELINES pregnancy to ensure ongoing beta-blocker ther- apy. 