disk herniation

disk herniation
herniation of intervertebral disk protrusion of the nucleus pulposus or anulus fibrosus of an intervertebral disk, which may impinge on nerve roots; this occurs most often in lumbar vertebrae, and sometimes in cervical vertebrae. The herniated disk may be either contained or noncontained (see under disk). Called also herniated, protruded, or ruptured disk.

Medical dictionary. 2011.

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Look at other dictionaries:

  • disk protrusion — herniation of intervertebral disk …   Medical dictionary

  • Herniation — Abnormal protrusion of tissue through an opening. For example, a intervertebral disk (one situated between the vertebral bodies) can protrude and impinge on a nerve root. * * * Protrusion of an anatomic structure ( e.g., intervertebral disk) from …   Medical dictionary

  • herniation of nucleus pulposus — see h. of intervertebral disk …   Medical dictionary

  • Spinal disc herniation — Slipped disc redirects here. For other uses, see Slipped disc (disambiguation). Spinal disc herniation Classification and external resources A spinal disc herniation demonstrated via MRI. ICD 10 …   Wikipedia

  • extruded disk — herniation of intervertebral disk (see under herniation) in which the nucleus pulposus protrudes through the anulus fibrosus and the nuclear material remains attached to the disk …   Medical dictionary

  • contained disk — herniation of intervertebral disk (see under herniation) in which the anulus fibrosus remains intact. Cf. noncontained d …   Medical dictionary

  • noncontained disk — herniation of intervertebral disk (see under herniation) in which there is rupture of the anulus fibrosus. Cf. contained d …   Medical dictionary

  • herniated disk — herniation of intervertebral disk …   Medical dictionary

  • prolapsed disk — herniation of intervertebral disk …   Medical dictionary

  • protruded disk — herniation of intervertebral disk …   Medical dictionary

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