[The Maffucci syndrome with axial bone lesions. A rare cause of low back pain].

The authors describe the case of a twenty-nine-year-old female with the diagnosis of Maffucci's syndrome, since the age of five, with lower back and lower limb pain. The diagnosis was made of bone axial lesions, which are seldom found in this syndrome. Sarcomatous transformation was found in one of them.