Reliability and main findings of the flexible endoscopic evaluation of swallowing‐Tensilon test in patients with myasthenia gravis and dysphagia

Background and purpose Diagnosis of pharyngeal dysphagia caused by myasthenia gravis ( MG ) based on clinical examination alone is often challenging. Flexible endoscopic evaluation of swallowing ( FEES ) combined with Tensilon (edrophonium) application, referred to as the FEES ‐Tensilon test, was developed to improve diagnostic accuracy and to detect the main symptoms of pharyngeal dysphagia in MG . Here we investigated inter‐ and intra‐rater...