spondyloepiphysial dysplasia

[spŏn′dl-ō-ĕp′ə-fĭzē-əl]
n.
  1. A complex of conditions, possibly genetic in cause, characterized by insufficient growth of the vertebral column and flattened vertebrae, and often involving the epiphyses at the hip and shoulder, resulting in a type of dwarfism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.