Please tell me if there are any risks of cartilage piercing?

Yes, yes,yes: High ear piercings through cartilage have ^ risk of infection & lack of healing because of minimal blood supply to auricular cartilage. You can develop a perichondral abscess as well auricular perichondritis. If you ear is hot, red, swollen or has increasing pain you need medical evaluation. Nasal Septal Piercing can cause heavy bleeding w formation of a septal hematoma. Significant deformity >