The Emerging Adult Congenital Heart Disease Crisis in Pakistan: From Surgical Triumph to Systems Failure

Abstract

Over the past three decades, advances in neonatal and pediatric cardiac surgery in Pakistan have markedly improved survival among children born with congenital heart disease (CHD), leading to a rapidly expanding adult congenital heart disease (ACHD) population. This demographic transition mirrors global trends recognizing CHD as a lifelong cardiovascular condition rather than a purely pediatric disorder. However, Pakistan’s healthcare system remains largely pediatric-centric, creating a structural gap between pediatric cardiac services and adult cardiology care. A persistent misconception that early surgical repair represents a definitive cure has contributed to widespread loss to follow-up, with a substantial proportion of patients disengaging from specialized care within a few years of surgery. Consequently, many adults present late with preventable complications, including heart failure, arrhythmias, and pulmonary vascular disease. Additional challenges include a shortage of trained ACHD specialists, limited transition programs, geographic centralization of services, inadequate insurance coverage for adult reinterventions, and the growing reproductive-age population of women with repaired CHD. Addressing this emerging burden requires formal recognition of ACHD as a subspecialty, structured transition pathways, development of regional centers linked through telemedicine, establishment of a national congenital registry, and investment in local training programs. Pakistan stands at a critical inflection point: sustaining early-life surgical success now depends on building integrated systems for lifelong cardiovascular care.