lordosis (hollow/sway/saddle back)

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Introduction

An abnormal extension deformity where the 'vertebral column curves more anteriorly'.

  • characterized by an anterior rotation of the pelvis (the upper sacrum tilts anteroinferiorly) at the hip joints

Cervical lordosis:

Lumbar lordosis:

  • the normal anteriorly convex curvature of the lumbar segment

[Greek, lordosis = bending backward]

More general terms

Additional terms

References

  1. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999. 2)Clinically Oriented Anatomy, 4th edition, KL Moore & AF Dalley (eds), Lippincott Williams & Wilkins, Philadelphia, PA 1999.