…Sit the patient up again and observe the eyes for a further period — reversal of the nystagmus is common. 6. Repeat on the left side…

…Common manifestations are hypertensive encephalopathy, intracerebral haemorrhage, acute coronary syndrome, acute left ventricular failure with pulmonary oedema, acute aortic syndrome, acute kidney injury, microangiopathic haemolysis…

…pathophysiology reflects failure of vascular autoregulation during a rapid or severe rise in BP. This may produce acute injury in the brain, retina, heart, aorta…

…pupillary light reflex is controlled by a simple neural circuit: light signals travel from the retina via the optic nerve (CN II) to the midbrain…