This prospective observational study was conducted on sixty one Consecutive people attending the Otorhinolaryngology Clinic, Qena College Medical center from November 2017 until September 2018. The clients A part of this analyze were being presented to ENT Office with persistent laryngeal signs or symptoms of cough, sore throat, throat clearing, https://www.directivepublications.org/journal-of-gastroenterology-hepatology-and-endoscopy-research/