Pituitary Adenoma

Q: In order to determine whether an adenoma is functioning, what test can be performed?

A: IPS (inferior petrosal sinus sampling)

Q: What are potential complications of IPS sampling?

A: Complications are related to the venous drainage of the pons/brainstem, e.g. hemorrhage, infarct.

http://radiology.rsna.org/content/185/1/143.full.pdf+html