RT Book, Section A1 Shinkai, Kanade A1 Fox, Lindy P. A2 Papadakis, Maxine A. A2 McPhee, Stephen J. A2 Rabow, Michael W. A2 McQuaid, Kenneth R. SR Print(0) ID 1193156646 T1 Epidermal Inclusion Cyst T2 Current Medical Diagnosis & Treatment 2023 YR 2023 FD 2023 PB McGraw-Hill Education PP New York, NY SN 9781264687343 LK accessmedicine.mhmedical.com/content.aspx?aid=1193156646 RD 2024/10/06 AB ESSENTIALS OF DIAGNOSISFirm dermal papule or nodule.Overlying black comedone or “punctum.”Expressible foul-smelling cheesy material.May become red and drain, mimicking an abscess.