Colloid cyst with hydrocephalus

Case contributed by Dr Ruslan Asadov



Patient Data

Age: 40 years
Gender: Male

CT images demonstrate a midline well defined hyperdense mass at the foramen of Monroe causing obstructive hydrocephalus. 

Case Discussion

CT demonstrates a rounded hyperdense lesion at the foramen of Monro, consistent with a colloid cyst resulting in obstructive hydrocephalus.

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