脊柱前彎症
Lordosis \Lor*do"sis\, n. [NL., fr. Gr. ?, fr. ? bent so as to be convex in front.] (Med.) (a) A curvature of the spine forwards, usually in the lumbar region. (b) Any abnormal curvature of the bones.
lordosis n : an abnormal inward (forward) curvature of the vertebral column [syn: {hollow-back}]