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No presenting history available.
Patient Data
Age: Adult
Gender: Male
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Arising from the pituitary fossa is a rounded hyperdense mass which does not convincingly enhance following contrast administration.
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MRI demonstrates the mass to be well circumscribed, with intrinsic high T1 signal and no enhancement. On T2 weighted images the mass appear of high signal with a prominent inferior low intensity 'dot'.
The optic chiasm is elevated and compressed.
Case Discussion
This case demonstrates classic appearances of Rathke cleft cyst including the near-pathognomonic 'dot' of non-enhancing material within the cyst.
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