Initiation and Follow-Up of Contraceptive Care in Adolescents with Congenital Heart Disease: A Practical Clinical Review

Adolescents with congenital heart disease (CHD) increasingly survive into reproductive age, making contraceptive counseling a routine component of pediatric cardiology, adolescent medicine, and transition care. For this population, contraceptive choice is not determined by efficacy alone. It is shaped by lesion-specific pregnancy risk, cyanosis, ventricular function, pulmonary vascular disease, thrombosis history, mechanical valves, anticoagulation, menstrual bleeding burden, adherence, confidentiality, and the risk of interruption during transfer to adult congenital heart disease care. This practical clinical review translates current contraceptive guidance and congenital heart disease literature into a same-day workflow for initiation and follow-up. The proposed sequence is to obtain a confidential reproductive and cardiac history; identify whether pregnancy and estrogen exposure would be poorly tolerated; determine whether pregnancy can be reasonably excluded; initiate the safest effective method without unnecessary delay; address emergency contraception when indicated; and structure follow-up around bleeding, adherence, medication changes, and evolving cardiovascular status. Long-acting reversible contraception, particularly levonorgestrel intrauterine devices and etonogestrel implants, should be prioritized when pregnancy would carry substantial maternal risk. Estrogen-containing methods require caution or avoidance in high-risk cardiovascular states, including Fontan circulation, cyanosis or right-to-left shunting, pulmonary arterial hypertension, Eisenmenger physiology, prior thrombosis, mechanical valves, major ventricular dysfunction, and selected aortopathies. The goal is not to replace cardiology or gynecology judgment, but to provide a lesion-aware, same-day clinical pathway that reduces avoidable delays, supports adolescent autonomy, and preserves contraceptive safety during transition to adult care.