achondrogenesis


achondrogenesis

 [ah-kon″dro-jen´ĕ-sis] a hereditary disorder characterized by hypoplasia of bone, resulting in markedly shortened limbs; the head and trunk are normal.

a·chon·dro·gen·e·sis

(ā-kon'drō-jen'ĕ-sis), Neonatal lethal dwarfism characterized by severe bone dysplasia of all four limbs, micromelia, enlarged cranium, and a short trunk with delayed or absent ossification of the lower spine and pubic bones. There are various types. See subentries to this term. [G. a- priv. + chondros, cartilage, + genesis, origin]

achondrogenesis

(ā-kŏn′drō-jĕn′ĭ-sĭs, ə-kŏn′-)n. Dwarfism characterized by various bone aplasias and hypoplasias of the extremities and a short trunk with delayed ossification of the lower spine.

a·chon·dro·gen·e·sis

(ā-kon-drō-jen'ĕ-sis) Dwarfism accompanied by various bone aplasias of all four limbs, a normal or enlarged cranium, and a short trunk with delayed ossification of the lower vertebral column and pelvic bones. [G. a- priv. + chondros, cartilage, + genesis, origin]