How do contrast enhancement patterns help distinguish Rathke cleft cyst and pituitary adenoma?

How do contrast enhancement patterns help distinguish Rathke cleft cyst and pituitary adenoma?
OpenRadiology
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The illustrated case shows a pathologically diagnosed Rathke cleft cyst with no enhancement on contrast-enhanced T1-weighted imaging.1 The illustrated microadenoma shows slower enhancement than normal pituitary parenchyma.2

References

  1. 1.

    Brou C, Tatar IG. Different Faces of Rathke’s Cleft Cyst. J Belg Soc Radiol. 2023;107(1):15. doi:10.5334/jbsr.3047 PMC9983498 · CC BY 4.0 · License

  2. 2.

    Eduardo DDS, Franco SB, de Castro JDV. Magnetic resonance imaging of sellar and juxtasellar abnormalities: atypical findings of common diseases and typical findings of rare diseases. Radiol Bras. 2018;51(1):45-51. doi:10.1590/0100-3984.2016.0039 PMC5846324 · CC BY 4.0 · License

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