Figure 2From: Multiple intracranial and spinal metastases from a nonfunctioning pituitary adenoma following multiple surgeries: an illustrative case with 16 years of follow-upMagnetic resonance imaging scans showing the recurrence of the pituitary tumor. (A) Postoperative magnetic resonance imaging (MRI) scan taken in September 2008 (10 years after the first surgery) show no evidence of recurrence. (B) Postoperative MRI scan obtained in June 2009 show the recurrence of the tumor. (C and D) Postoperative MRI scans obtained in December 2011 and May 2013, respectively, show rapid growth of the tumor.Back to article page