Ductus dependent blood flow is required for all of the following congenital hea disease except:-: (A) Hypoplastic left hea syndrome, (B) Pulmonary stenosis, (C) TGA with intact ventricular septum, (D) Persistent truncus aeriosus
Answer is D. DUCTUS DEPENDENT CONDITIONS : --> Conditions which depend on a patent ductus aeriosus (PDA) to supply pulmonary or systemic blood flow. Systemic circulation Pulmonary circulation - Critical Aoic Stenosis - Severe coarctation of aoa - Interrupted aoic arch - Hypoplastic Left Hea Syndrome -Severe Pulmonary Stenosis - Severe TOF - Pulmonary atresia - Tricuspid atresia - Ebstein anomaly DUCTUS INDEPENDENT CONDITIONS: - Truncus aeriosus - TAPVC - ALCAPA