C44.22: Squamous cell carcinoma of skin of ear and external auricular canal |
| C44.221: Squamous cell carcinoma of skin of unspecified ear and external auricular canal |
| C44.222: Squamous cell carcinoma of skin of right ear and external auricular canal |
| C44.229: Squamous cell carcinoma of skin of left ear and external auricular canal |