Zheng, Guanrong Unsuspected difficulty using a laryngeal mask airway and a video laryngoscope due to unanticipated congenital pharyngeal bands. [electronic resource] - Canadian journal of anaesthesia = Journal canadien d'anesthesie Nov 2015 - 1222-3 p. digital Publication Type: Case Reports; Letter ISSN: 1496-8975 Standard No.: 10.1007/s12630-015-0440-x doi Subjects--Topical Terms: FemaleHumansLaryngeal MasksLaryngoscopesLaryngoscopyMiddle AgedNasal CavityPharynx--abnormalitiesVideotape Recording