FIGURE 2.  MR image (T1 weighted) of cervicothoracic spine of patient with pheochromocytoma. (A) Baseline scan 3 mo before ¹⁷⁷Lu-octreotate therapy shows tumor extending into spinal canal (arrow, *spinal cord). (B) Scan 3 mo after fourth cycle of 7.4 GBq ¹⁷⁷Lu-octreotate shows reduction in tumor extension into spinal canal (arrow).