Entire Infrasellar Malignant Craniopharyngioma:A Case Report and Literature Review
This paper reports a case of malignant craniopharyngioma simply located under the sella turcica.The patient,male,60 years old,was admitted to the hospital for headache without obvious inducement 2 months ago.CT findings were isodense soft tissue mass in the infrasellar region and bone destruction in the clivus of the skull base.MR imaging showed irregular solid mass in the infrasellar region.On T1WI,the signal was uniform and low.On T2WI,the signal was slightly high,and on DWI,the signal was uniform and low.Both T2WI and T1WI enhanced sequence showed"salt and pepper sign"with high and low mixed signals.Postoperatively,the intrasellar pituitary structure was intact,and there was no invasion in the suprasellar and intrasellar regions.The final pathological diagnosis was malignant craniopharyngioma(squamous cell carcinoma).
Infrasellar CraniopharyngiomaSquamous-cell CarcinomaMalignancyImaging features