Lawton-Young Classification for AVMs

Last edit by Alaric Steinmetz on

The Lawton-Young classification[^1] is a supplementary grading system to the Spetzler-Martin classification for arteriovenous malformations (AVMs).

Classification

Points

Patient age

1

20 years

2

20 - 40 years

3

> 40 years

Points

Presentation

0

Ruptured

1

Unruptured

Points

Pattern of venous drainage

0

Compact nidus

1

Diffuse nidus

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Edit · Alaric Steinmetz ·
  • Citation added: “Lawton MT, Kim H, McCulloch CE, et al. A supplementary grading scale for selecting patients with brain arteriovenous malformations for surgery. Neurosurgery. 2010;66:702-13; discussion 713.”
Edit · Alaric Steinmetz · (+1 −2)
  • Citation added: “Lawton MT, Kim H, McCulloch CE, et al. A supplementary grading scale for selecting patients with brain arteriovenous malformations for surgery. Neurosurgery. 2010;66:702-13; discussion 713.”

Article created on · Alaric Steinmetz

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