Gertzbein Classification

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The Gertzbein Classification was published in 1990 and is used to classify medial breaches of Pedicle screws from Th8 to S1[^1].

Grade

Breach distance (mm)

Grade 0

Screw within the pedicle

Grade 1

< 2 mm

Grade 2

2-4 mm

Grade 3

> 4 mm

In the original classification study, pedicle screw breaches of more than 4 mm were associated with neurological deficits[^1].

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Edit · Alaric Steinmetz · (+36 −41)
  • Text changed: “The Gertzbein classification was published in 1990 and is used to classify medial breaches of pedicle screws from T8 to S1[^1].”“The Gertzbein Classification was published in 1990 and is used to classify medial breaches of Pedicle screws from Th8 to S1[^1].”
  • Text changed: “In the original study of the classification, pedicle screw breakthroughs of more than 4 mm were associated with neurological deficits[^1].”“In the original classification study, pedicle screw breaches of more than 4 mm were associated with neurological deficits[^1].”

Article created on · Alaric Steinmetz

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