Case contributed by Yi-Jin Kuok


Lethargy and headaches. Incidental finding on CT head.

Patient Data

Age: 50 years
Gender: Female
  • 2 cm enhancing lesion in the pituitary fossa, expanding it
  • thickened skull
  • neanderthal like supraorbital ridge = frontal bossing
  • the thickened skull and frontal bossing suggest growth hormone secretion (i.e. acromegaly)

Pituitary gland is stretched around a lesion of lower signal. The pituitary gland enhances more avidly than the adenoma in this phase of imaging.

Case Discussion

The patient went on to have surgery which confirmed a growth hormone secreting macroadenoma accounting for their acromegaly

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

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

 Thank you for updating your details.