Complex heart defect: 2-6% recurrence risk with 1-2 prior affected siblings and up to 25% risk with rare familial autosomal recessive forms - both point to genetic underpinnings for hlhs. The pathological changes center around severe aortic and mitral valve stenoses and hypoplasia/interruption of the aortic arch.
Answered 2/13/2013
5.7k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question