TY - JOUR T1 - A runny nose JF - Practical Neurology JO - Pract Neurol DO - 10.1136/practneurol-2017-001804 SP - practneurol-2017-001804 AU - Thomas Kirk AU - Meneka Kanagaratnam AU - Andrew D MacKinnon AU - Arani Nitkunan Y1 - 2018/02/02 UR - http://pn.bmj.com/content/early/2018/02/02/practneurol-2017-001804.abstract N2 - A 43-year-old woman with a body mass index of 35 kg/m2 presented with blurred vision, headache and a nasal discharge. Examination was normal apart from swollen optic discs (figure 1) and bilaterally enlarged blind spots (figure 2). CT scan of the head and CT venogram showed features of raised intracranial pressure, including bilateral transverse sinus narrowing, an enlarged sella with sella arachnoidocele and prominent optic nerve sheath complexes. Lumbar puncture confirmed raised intracranial pressure (opening pressure 45 cmH2O with normal cerebrospinal fluid (CSF) constituents); following the procedure, her headache and … ER -