Pontomesencephalic angle

The pontomesencephalic angle has been described as an useful adjunct in the imaging diagnosis of intracranial hypotension. A normal value is 65˚ +/- 10˚, and a value less than 50˚ is suggestive of intracranial hypotension 1

Radiographic features

MRI
  • angle between two lines drawn along
    • anterior margin of the midbrain
    • anterosuperior margin of the pons
Share article

Article information

rID: 39702
Tags: cases, refs
Synonyms or Alternate Spellings:

Support Radiopaedia and see fewer ads

Cases and figures

  • Drag
    Figure 1: normal
    Drag here to reorder.
  • Drag
    Figure 2: decreased in intracranial hypotension
    Drag here to reorder.
  • Updating… Please wait.
    Loadinganimation

    Alert accept

    Error Unable to process the form. Check for errors and try again.

    Alert accept Thank you for updating your details.