Presentation
Gradual onset headache and vomiting. Presents bradycardic and GCS 14.
Patient Data
Obstructive hydrocephalus secondary to likely colloid cyst. Cerebal sulcal effacement and early descending transtentorial herniation.
Bilateral external ventricular drains placed. MRI performed for pre-operative planning.
Slight reduction in ventricular size, but remain distended. Non enhancing T1 hypointense, T2 FLAIR hyperintense lesion at the foramen of Monro measuring 17mm in maximal diameter, in keeping with a colloid cyst.
Case Discussion
This is a case of obstructive hydrocephalus secondary to a colloid cyst at the foramen of Monro. The presenting bradycardia was likely due to a Cushing's response. The patient was able to have timely definitive neurosurgical intervention.
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