Cyclic vomiting syndrome plus accompanying Ross syndrome: More than a peripheral autonomic dysfunction

Ross syndrome is a rare syndrome consisting of areflexia, tonic pupil and segmental anhidrosis. It has been shown to accompany neuropsychiatric diseases such as psychiatric disorders, headache, and epilepsy. We report here a 19-year-old female who was the first case in which cyclic vomiting syndrome plus was shown to accompany Ross syndrome.