Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Small right apical pneumothorax and pneumomediastinum (CT angiography)

CT angiography of the head and neck shows a small right apical pneumothorax (solid arrow) and pneumomediastinum (nonsolid arrows). (Source: Morales G, Fiero M, Albert J, Di Gennaro J, Gerbino A. Cerebral arterial gas embolism due to helium inhalation from a high-pressure gas cylinder. Case Rep Emerg Med 2022;2022. Creative Commons Attribution 4.0 International License [CC BY 4.0].)