T25.49 - Corrosion of unspecified degree of multiple sites of ankle and foot T25.4 - Corrosion of unspecified degree of ankle and foot T25.49 - Corrosion of unspecified degree of multiple sites of ankle and foot T25.491 - Corrosion of unspecified degree of multiple sites of right ankle and foot T25.492 - Corrosion of unspecified degree of multiple sites of left ankle and foot T25.499 - Corrosion of unspecified degree of multiple sites of unspecified ankle and foot