Mucosal Erosion of the Cricoid Cartilage After the Use of an i-Gel Supraglottic Airway Device in a Patient with Diffuse Idiopathic Skeletal Hyperostosis. 1. August 2014 sam Anaesthesia (0) Schaer AC, Keel MJ, Dubach P, Greif R, Luyet C, Theiler L. A A Case Rep. 2014 Aug 15;3(4):45-7 Reported case on an 82-year-old patient with previously undiagnosed diffuse idiopathic skeletal hyperostosis of the cervical spine. Link to abstract