Table 1. Differences between Killian Jamieson and Zenker’s diverticulum. Based on a recent literature review ⁴ .

	Killian Jamieson (KJ) diverticulum	Zenker diverticulum (ZD)
Location	Lateral wall of pharyngoesophageal junction in space below cricopharyngeus muscle and lateral to longitudinal muscular fiber of esophagus	Posterior wall of pharnygoesophageal junction below superior pharyngeal constrictor muscle and above cricopharyngeus muscle
Prevalence	Rare	More Common
Laterality	Left	Left
Gender	Female	Male
Age average	58 years	70 years
Size	Small	Medium to Large
Symptoms	Dysphagia, regurgitation, globus sensation At least one-third have no aerodigestive symptoms	Dysphagia, cervical borborygmus, weight loss, hoarseness, cough, aspiration pneumonia