Disorders of the cricopharyngeus muscle.
D004402:Dysautonomia, Familial / Q000503:physiopathology; D004935:Esophageal Diseases / Q000503:physiopathology; D004943:Esophagogastric Junction / Q000294:innervation / Q000502:physiology / Q000503:physiopathology; D006801:Humans; D007821:Laryngeal Muscles / Q000503:physiopathology; D008365:Manometry; D009132:Muscles / Q000033:anatomy & histology / Q000502:physiology / Q000503:physiopathology; D009135:Muscular Diseases / Q000503:physiopathology; D010609:Pharyngeal Muscles / Q000033:anatomy & histology / Q000502:physiology / Q000503:physiopathology; D011312:Pressure; D012018:Reflex