Cyanotic congenital heart disease
Cyanotic congenital heart disease
Cyanotic congenital heart disease
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Investigation of PDA• In small PDA:CXR&ECG is normal.• In large PDA:CXR will show prominent pulmonarya. with increase vascularity .• & cardiac size depend on the size of the shunt.• ECG : show increase LT atrial & LT ventriculardimensions.• Scanning of suprasternal notch will allowvisualization of the ductus & color Doppler&pulsed Doppler will show the turbulent bloodflow in the pulmonary a. .5