7 yr old with a choroidal fissure will fall asleep and then eyes wil open muscle spasm in face and twitching limbs is that normal.

If a cyst increases : In size to the point that it compresses brain tissue adjacent to it, it may cause symptoms, sometimes seizures, the type of which depends on its location. Congenital choroidal fissure cysts are benign, cerebro-spinal fluid-filled cysts that rarely cause smptoms or require surgical treatment. However, if these symptoms are new, see her neurologist to determine their significance.