FIGURE 1.

Findings of MR imaging preoperatively. Sagittal (A) and coronal (B) T1-weighted MR imaging of a 17-year-old man presented with gigantism and severe headache, the imaging shows tumor extending into the right cavernous sinus.

Findings of MR imaging preoperatively. Sagittal (A) and coronal (B) T1-weighted MR imaging of a 17-year-old man presented with gigantism and severe headache, the imaging shows tumor extending into the right cavernous sinus.