Contraindications to Draining an Auricular Hematoma Absolute contraindications None Relative contraindications Cellulitis Unrepaired laceration, particularly with exposed cartilage (repair the cartilage and laceration) Chronic or recurrent hematoma (refer to an otolaryngologist) Complications of Auricular Hematoma Drainage Infection Chondritis Reaccumulation of the hematoma, which can lead to scar formation and cauliflower ear Equipment for Auricular Hematoma Drainage Antiseptic solution (eg, chlorhexidine, povidone iodine) Lidocaine 1%, without epinephrine, 3-mL syringe, 25-gauge needle Scalpel, #15 Sterile gloves Hemostat or other tool for dissection Small suction Syringe and sterile normal saline Optional: Sterile mineral oil Compression / bolster dressing material: Dental rolls, dry cotton, petrolatum gauze, or 4 × 4 plain gauze, gauze wrap dressing, tape Antibiotic ointment Relevant Anatomy for Auricular Hematoma Drainage Hematomas may be anterior, posterior, or both.