DR.KARISHMA on Instagram: "⬇️⬇️⬇️ Zenker’s diverticulum is an outpouching of the mucosa and submucosa through a weak spot (Killian’s triangle) in the posterior pharyngeal wall. ! Radiographic finding: - Barium swallow X-ray revealing a posterior esophageal outpouching at the pharyngoesophageal junction. Pathophysiology:- - Emerges from a natural area of weakness in the muscular wall of the hypopharynx known as Killian’s triangle, which is formed by the oblique fibers of the inferior pharyngeal c