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What causes cauliflower ear?

Cauliflower ear develops when you get hit in the ear and a blood clot forms on top of the cartilage of the outer ear. This bruise interferes with blood flow to the cartilage, killing it and making the ear look swollen or shriveled.

Stuart A. Linder, MD
Plastic Surgery
Direct blow to the external ear may lead to a cauliflower ear. The pressure from a subperichondrial hematoma may lead to cartilage death and a auricular deformity called a cauliflower ear. Commonly seen in both boxers and wrestlers. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.