Description of Event or Problem · 1
JOURNAL REF: MAGILL ST, WANT P, ELLER JL, BURCHIEL KJ. "DIFFERENTIATING INTRATHECAL CATHETER TIP GRANULOMAS FROM NORMAL MAGNETIC RESONANCE IMAGE DISTORTION CAUSED BY METALLIC CATHETER TIPS. "NEUROSURGERY 2008;62(1): 242-248. THE ARTICLE OBJECTIVE IS TO CHARACTERIZE THE NORMAL IMAGE DISTORTION PRODUCED BY METALLIC INTRATHECAL CATHETER TIPS AND DEFINE FEATURES THAT DIFFERENTIATE THEM FROM A CATHETER TIP GRANULOMA. THREE MEDTRONIC INC. INTRATHECAL CATHETER MODEL (M8709, M8711, AND M8731) WERE PLACED IN A WATER-FILLED PHANTOM, WHICH WAS SECURED WITH A SPINAL COIL AND SCANNED WITH A 1.5-T MAGNETIC RESONANCE IMAGING (MRI) SCANNER. MRI SCANS FROM TWO PATIENTS RECEIVING INTRATHECAL OPIATE THERAPY WITHOUT A GRANULOMA AND ONE PT WITH A GRANULOMA WERE ANALYZED FOR COMPARISON. IT WAS NOT CLEAR WHICH MODEL THE PT WITH THE GRANULOMA HAD.