A vertebral artery halo sign indicates giant cell arteritis affecting the posterior circulation of the brain

Lancet. 2021 Feb 13;397(10274):e6. doi: 10.1016/S0140-6736(21)00248-8.
No abstract available

Publication types

  • Case Reports

MeSH terms

  • Aged
  • Brain Ischemia / diagnostic imaging*
  • Diffusion Magnetic Resonance Imaging
  • Dysarthria / etiology
  • Gait Disorders, Neurologic / etiology
  • Giant Cell Arteritis / diagnosis*
  • Humans
  • Magnetic Resonance Angiography
  • Male
  • Ultrasonography, Doppler, Duplex
  • Unconsciousness / etiology
  • Vertebral Artery / diagnostic imaging*