Fig. 3From: Endoscopic observation of the palisade vessels in Killian–Jamieson diverticulum was useful for diagnosis and surgical treatment: a case reportIllustration of the pharyngoesophageal area. ZD arises through a muscular gap in the posterior wall below the inferior pharyngeal constrictor muscle and above the cricopharyngeus muscle, known as Killian’s triangle. KJD arises through a muscular gap in the anterolateral wall of the cervical esophagus just below the cricopharyngeus muscle and superolateral to the longitudinal muscle of the esophagus, known as the Killian–Jamieson areaBack to article page