Hilar Dance Sign is seen in –
Correct Answer: ASD
Description: * can be normal in early stages when the ASD is small * Vigorous pulmonary aerial pulsations due to increased blood flow often seen in flouroscopically in pts seen with congenital Lt-Rt shunts especially Atrial Septal Defect. * signs of increased pulmonary flow (pulmonary plethora or shunt vascularity) o enlarged pulmonary vessels o upper zone vascular prominence o vessels visible to the periphery of the film o eventual signs of pulmonary aerial hypeension * chamber enlargement o right atrium o right ventricle o note: left atrium is normal in size unlike VSD or PDA o note: aoic arch is small to normal
Category:
Radiology
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