C73 2072244 224744683 2008-07-10T06:22:12Z Nono64 2313206 Thyroid cancer '''C73''' or '''C-73''' may refer to : * [[Boeing C-73]], a 1933 military aircraft * [[C-73 (Michigan county highway)]] * [[Ruy Lopez]] chess openings ECO code * [[Thyroid cancer]] ICD-10 code {{disambiguation}}