case report of dysplasia epiphysealis hemimelica

dysplasia epipysealis hemimelica (deh) is a rare disease, prevalence is one in 1000000. the incidence is unknown. its characteristics is abnormal cartilage growth accompanied by ossification of cartilages of epiphyses of long bones, bones of foot ankle and wrist. a hereditary or familial factor hasn't yet been known. occurrence in males is three times more than females. our case is a girl observed from 7 months of age to 5 years. the progression of disease and symptoms are reported. other names of the disease are: tarsomegaly, tarsoephiphyseal aclasis, trevor's disease, benign epiphyseal osteochondroma.