Familial Colloid Cyst of the Third Ventricle in Monozygotic Twins

J Neurol Stroke 2017, 6(6): 00219 mm versus 8 mm), 3) ventricular dilation (83% versus 31%),and 4) increased signal on T2-weighted magnetic resonance images (44% versus 8%) [1]. More than half of cases were discovered incidentally. In five patients with incidental cysts (8.8%) an enlargement of the cyst was documented and a surgical procedure was done. Nearly half of symptomatic patients present hydrocephalus, more than 10% present an acute symptom, and 1% of patients decease due to obstructive hydrocephalus and herniation [1].