Colloid cyst

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Headache

Patient Data

Age: 20 years
Gender: Male
CT

A well defined hyperdense rounded lesion seen at located in the interventricular foramina of Monro. No hydrocephalus. No other abnormality. 

MRI

A well defined cystic lesion seen at the foramen of Monro showing hyperintense signal in FLAIR and T2 WIs

Case Discussion

This CT and MRI demonstrate typical characteristics of a third ventricular colloid cyst. appearing as hyperdense nodule at the foramen of Monro in the roof of the third ventricle, on MRI signal characteristics are much more variable, depending on the composition of the cyst fluid.

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Case information

rID: 57726
Published: 9th Jan 2018
Last edited: 9th Jan 2018
Inclusion in quiz mode: Included
Institution: Assiut University

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