Al-Mazrou, Khalid A Effectiveness of transnasal endoscopic powered adenoidectomy in patients with choanal adenoids. [electronic resource] - International journal of pediatric otorhinolaryngology Dec 2009 - 1650-2 p. digital Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 1872-8464 Standard No.: 10.1016/j.ijporl.2009.08.019 doi Subjects--Topical Terms: Adenoidectomy--methodsAdenoids--pathologyAdolescentChildChild, PreschoolChoanal Atresia--physiopathologyEndoscopy--methodsFemaleFollow-Up StudiesHumansHypertrophy--pathologyLength of StayMaleMinimally Invasive Surgical Procedures--methodsNose--surgeryPain, Postoperative--physiopathologyPostoperative CarePreoperative CareProspective StudiesRisk AssessmentTreatment Outcome