T24.51 - Corrosion of first degree of thigh T24.5 - Corrosion of first degree of lower limb, except ankle and foot T24.51 - Corrosion of first degree of thigh T24.511 - Corrosion of first degree of right thigh T24.512 - Corrosion of first degree of left thigh T24.519 - Corrosion of first degree of unspecified thigh