A SYSTEMATIC REVIEW Emilie Schou *1 , Andrea Harriott 2 , Cenk Ayata 3 , Anders Hougaard 4 1 Department of Neurology, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark, 2 Neurovascular Research Laboratory, Department of Radiology, Massachusetts General Hospital, Charlestown, MA, USA, Vascular Division, Department of Neurology, Massachusetts General Hospital, Boston, MA, USA, Headache and Neuropathic Pain Division, Department of Neurology, Massachusetts General Hospital, Boston, MA, USA, Boston, United States, 3 Vascular Division, Department of Neurology, Massachusetts General Hospital, Neurovascular Research Laboratory, Department of Radiology, Massachusetts General Hospital, Charlestown, MA, USA, Boston, United States, 4 Department of Neurology, Copenhagen University Hospital - Herlev and Gentofte, Copenhagen, Denmark, Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark, Herlev, Denmark Background and Aims: Migrainous infarction is a rare complication of migraine with aura defined as an ischemic stroke that occurs during a migraine attack, potentially due to spreading depolarization-related hypoperfusion

They can be seen at sites of trauma on the head and neck and often arise in young people during pregnancy
the caution applies particularly to inhaled or intravenous NAC, which may occasionally trigger bronchospasm
Similarly, C3 levels increased more significantly in the case group (16.8 17.5 vs