Infundibulum of patent ductus arteriosus a diagnostic sign in conventional roentgenograms.
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D004373:Ductus Arteriosus; D004374:Ductus Arteriosus, Patent / Q000175:diagnosis*; D006801:Humans; D010808:Physical Examination; D010902:Pituitary Gland; D010904:Pituitary Gland, Posterior