CLINICAL NEUROLOGY AND NEUROSURGERY, vol.198, 2020 (Journal Indexed in SCI)
Objective: Headache continues to be a common cause of emergency admissions. At first glance, primary headaches may not be distinguished from secondary headaches. This study aimed to evaluate the use of ultrasonic measurement of optic nerve sheath diameter (ONSD) in the clinical diagnosis of migraine patients during attack and during periods without attacks.