Congenital esophageal stricture due to cartilaginous rests.
Pear
B L
BL
D001980:Bronchi; D002356:Cartilage; D002828:Choristoma / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D004940:Esophageal Stenosis / Q000151:congenital* / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography; D014132:Trachea