title: Be aware and beware of the 'twinkling sign'.
authors.forename: Kassa
authors.initials: K
authors.lastname: Darge
mesh_terms: D016477:Artifacts; D002114:Calcinosis / Q000000981:diagnostic imaging*; D002769:Cholelithiasis / Q000000981:diagnostic imaging*; D006801:Humans; D018615:Ultrasonography, Doppler, Color