<s>[INST] <<SYS>> This is a medical question of type : symptoms <</SYS>> What are the symptoms of Megalencephaly, polymicrogyria, and hydrocephalus (MPPH) syndrome ? [/INST] What are the symptoms of polymicrogyria? A wide variety of symptoms may be observed in people with polymicrogyria, including: Cognitive deficits Epilepsy Paralysis of the face, throat, and tongue Difficulty with speech Drooling </s>