Diagnosis:
Suggested by MRI and confirmed by pathology (brain biopsy/resection)
Clinical features:
Visual problems, headache, Hypopituitarysm,
Findings on Investigations:
CT:
- Intrasellar or suprasellar
- Variable density (based on mucus content)
MRI:
- Intrasellar or suprasellar
- T1: cyst is hyperintense
- T1 +GAD: pituitary enhances, lesion remains hyperintense
Pathology:
Histology:
- Epithelial lined cavity, cuboidal or columnar epithelium, +/-cilia, serous mucous or gelatinous contents.
- Occasional squamous metaplasia occurs.