abstract |
FIELD: medicine. ^ SUBSTANCE: invention refers to a contrast composition in the form of an aqueous solution for magnetic-resonance and X-ray diagnostics containing gadolinium oxide (Cd2O3), diethylene triaminopentaacetic acid (DTPA), medical polymer - polyvinylpyrrolidone of molar mass (120005000) Da in amount 0.5-5 wt % and pH 5.0-8.5. ^ EFFECT: invention provides preparation of the composition with the lower content of free gadolinium ensured by DTPA/Cd2O3 concentrations related as 2,035-2,10 that exceeds the stoichiometric ratio. ^ 2 cl, 3 dwg, 1 tbl, 5 ex |