<prompt> Development of Chondrosarcomas is related with -Maffucci syndromeFelty syndromeOlliers diseaseNone of the above  <response>: MAFUCCI;S SYNDROME Maffucci syndrome is a congenital non hereditary mesodermal dysplasia characterised by multiple enchondromas with soft-tissue cavernous haemangiomas. Imaging findings are multiple enchondromas seen associated with soft tissue swelling and pliboliths. Enchondromas degenerate into chondrosarcomas in 15-51 of cases and soft-tissue haemangiomas to vascular sarcomas in 3-5. ref : maheswari 9th ed 