MIELOGRAFIYA (Myelographia; yun. myelos – magzi ustukhon va gpapho – navishtan), rentgenografiyai harommagz badi ba fazoi zerankabutiyavi vorid namudani moddai rentgenokontrasti. Ba sifati moddai rentgenokontrasti (rangbakhsh) gaz (oksigen, zakisi nitrogen) yo doruhoi yoddori makhsus kor farmuda meshavand. M. hangomi tashkhisi omosi harommagz va pardai on, churrai diski bayni muhraho, chaspidagi zimni arakhnoidit muhim ast. M. radioizotopi niz meshavad.