Overview
The external structures of the ear may aid in diagnosing some conditions by the presence or absence of normal landmarks and abnormal features including: earlobe creases, preauricular pits, and preauricular tags.
Review Date 7/28/2022
Updated by: Charles I. Schwartz, MD, FAAP, Clinical Assistant Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania, General Pediatrician at PennCare for Kids, Phoenixville, PA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.