Rathke cleft cyst

Case contributed by A.Prof Frank Gaillard

Presentation

No presenting history available.

Patient Data

Age: Adult
Gender: Male

CT brain

Modality: CT

Arising from the pituitary fossa is a rounded hyperdense mass which does not convincingly enhance following contrast administration. 

MRI pituitary

Modality: MRI

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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Case Information

rID: 5327
Case created: 3rd Jan 2009
Last edited: 5th Jan 2016
Inclusion in quiz mode: Included

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