Guillan Barre Syndrome

We present the case of an 81 year old man, admitted with ataxia and hyponatraemia. Biochemical analysis was suggestive of Syndrome of Inappropriate ADH (SiADH) which was initially attributed to a recent respiratory infection or treatment with omeprazole. Neurological symptoms worsened despite normalisation of sodium levels and further examination revealed generalised areflexia; subsequent investigation by...