title: Reversible portal venous gas in hypertrophic pyloric stenosis: detection by ultrasound.
mesh_terms: D004618:Embolism, Air / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D006984:Hypertrophy; D007223:Infant; D008297:Male; D011169:Portal Vein; D011707:Pyloric Stenosis / Q000150:complications* / Q000000981:diagnostic imaging; D018616:Ultrasonography, Doppler, Duplex