Enhanced T1 weighted MRI's of craniopharyngiomas. a. Apredominantly solid sellar/supra sellar tumour that is discrete fromthe hypothalamus (grade 0). b. A predominantly cystic sellar/suprasellar tumour that is distorting but not invading the hypothalamus (grade 1). c. A predominantly solid sellar/supra sellar tumour. The hypothalamus is not visible because of tumour invasion (grade 2).
Garnett et al. Orphanet Journal of Rare Diseases 2007 2:18 doi:10.1186/1750-1172-2-18