Guillain–Barré syndrome (GBS or acute idiopathic polyneuritis) is a term used to describe a spectrum of overlapping syndromes affecting the cranial nerves and limbs. The classic GBS presents as a reversible ascending weakness (tetraparesis) with or without motor cranial nerve involvement. The well described bulbar variant, or Miller Fisher syndrome, is characterized by a rapidly progressive ophthalmoplegia, cerebellar-like ataxia and areflexia [
5]. Isolated accommodation paralysis is a presenting ocular sign, only described in 2 cases [
3,
4]. …