RT Book, Section A1 Park, Chan W. A1 Juliano, Michael L. A1 Woodhall, Dana A2 Knoop, Kevin J. A2 Stack, Lawrence B. A2 Storrow, Alan B. A2 Thurman, R. Jason SR Print(0) ID 1181056893 T1 Ear Lacerations T2 The Atlas of Emergency Medicine, 5e YR 2021 FD 2021 PB McGraw-Hill PP New York, NY SN 9781260134940 LK accessemergencymedicine.mhmedical.com/content.aspx?aid=1181056893 RD 2024/10/06 AB The ear is composed of a poorly vascularized cartilaginous skeleton covered by tightly adherent skin. Given the paucity of subcutaneous tissue, injury that results in hematoma formation can cause cartilage pressure necrosis. Repair involves completely covering the exposed cartilage and preventing hematoma formation.