Lateral hemivertebra

A lateral hemivertebra is a form of hemivertebra which occurs when one of the two chondrification centre fails to develop. They can be single or multiple. and a usually associated this a resultant scoliosis

Pathology

Subtypes

Various subtypes have been descrbied

  • incarcerated hemivertebra
    • triangular in shape
    • have a disc shape
    • endplates of adjoining vertebrae are configured to accomondate the shape of the hemivertebra 
  • non-incarcerated hemivertebra / free hemivertebra
    • trapezoidal in shape
    • endplates of adjacent vertebrae are of normal shape
    • may have a progressive scoliosis
  • multiple non-incarcerated hemivertebrae
  • non segmented vertebra: half segment is fused to adjacent disc with no intervening disc 
Associations

Reported associations include

There are also multiple other syndromic associations as with hemivertebrae in general

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Article Information

rID: 51284
System: Spine
Synonyms or Alternate Spellings:
  • Lateral hemivertebrae

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Cases and Figures

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    Case 1: in upper thoracic spine
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