LA Hospital Saves Babies With New Heart Defect Treatment

When babies are born with the most severe form of heterotaxy syndrome—a complex heart defect—fewer than half survived their first surgery using traditional treatment. Now, doctors at Children's Hospital Los Angeles have pioneered a new approach that's changing those odds.

The hospital's team analyzed 217 patients in the largest study of its kind and discovered the standard rush-to-surgery approach wasn't working. Dr. John David Cleveland, Associate Chief of Cardiothoracic Surgery, knew his team needed to try something different.

They developed a "catheter first" strategy that uses minimally invasive procedures to stabilize fragile newborns before major surgery. Instead of operating immediately, doctors place tiny stents in blood vessels to improve circulation and give babies time to grow stronger.

The results speak for themselves. All four babies treated with this new approach have survived—a dramatic improvement for a condition where survival was historically below 50%.

One child received three catheter procedures in the first three months of life, delaying the major operation until the baby was strong enough to handle it. That child is now seven months old, thriving at home, and on track for better long-term outcomes.

The study revealed other important insights that changed how the hospital treats these babies. When doctors can repair the heart to work with two ventricles instead of one, outcomes improve significantly. The team now prioritizes this option whenever possible.

For babies who need repeated high-risk procedures, early referral for heart transplant often provides better results than continuing interventions. This shift helps families make informed decisions earlier in their child's care journey.

Why This Inspires

This breakthrough shows what's possible when medical teams refuse to accept poor outcomes as inevitable. By studying their own results honestly and working across specialties, these doctors created a solution where none existed before.

Children's Hospital Los Angeles sees more than one heterotaxy patient each month, giving their team rare expertise with this complex condition. Their Fetal Cardiology team begins working with families before birth, creating individualized treatment plans that give each baby the best chance not just to survive, but to thrive.

Four saved lives might seem small, but for those four families, it's everything—and for countless babies to come, it's hope where there was none.