A magnetoscop inspection system and a turbine component, the magnetoscop inspection system comprises: a magnetoscop configured to measure a permeability at a plurality of inspection points of the turbine component ; a computed tomography (CT) unit configured to generate a measured profile of a hollowed portion of the turbine component based at least in part on the permeability at the measured inspection points; and a corrosion model unit configured to store in memory at least one reference CT profile corresponding to a given known turbine component, wherein: the magnetoscop inspection system is configured to determine a structural integrity of the turbine component based on a comparison between the measured profile and a reference CT profile corresponding to the turbine component; the turbine component is a turbine blade , and the measured profile is a profile of an internal cooling passage contained in a hollowed portion of the turbine blade; the measured profile further includes a pressure-side wall and the suction-side wall , the pressure-side wall and the suction-side wall each including an outer wall surface and an inner wall surface , and the corrosion model unit is configured to determine one or both of a thickness of at least one corrosion element located in the internal cooling passage and a thickness of non-corroded wall portions of the turbine blade based at least in part on comparison between the measured profile and the reference CT profile . a magnetoscop configured to measure a permeability at a plurality of inspection points of the turbine component ; a computed tomography (CT) unit configured to generate a measured profile of a hollowed portion of the turbine component based at least in part on the permeability at the measured inspection points; and a corrosion model unit configured to store in memory at least one reference CT profile corresponding to a given known turbine component, wherein: the magnetoscop inspection system is configured to determine a structural integrity of the turbine component based on a comparison between the measured profile and a reference CT profile corresponding to the turbine component; the turbine component is a turbine blade , and the measured profile is a profile of an internal cooling passage contained in a hollowed portion of the turbine blade; the measured profile further includes a pressure-side wall and the suction-side wall , the pressure-side wall and the suction-side wall each including an outer wall surface and an inner wall surface , and the corrosion model unit is configured to determine one or both of a thickness of at least one corrosion element located in the internal cooling passage and a thickness of non-corroded wall portions of the turbine blade based at least in part on comparison between the measured profile and the reference CT profile . the magnetoscop inspection system is configured to determine a structural integrity of the turbine component based on a comparison between the measured profile and a reference CT profile corresponding to the turbine component; the turbine component is a turbine blade , and the measured profile is a profile of an internal cooling passage contained in a hollowed portion of the turbine blade; the measured profile further includes a pressure-side wall and the suction-side wall , the pressure-side wall and the suction-side wall each including an outer wall surface and an inner wall surface , and the corrosion model unit is configured to determine one or both of a thickness of at least one corrosion element located in the internal cooling passage and a thickness of non-corroded wall portions of the turbine blade based at least in part on comparison between the measured profile and the reference CT profile . <EOS>