Tiet et al. [51] United Kingdom 49 M 21 days after Distal LL paraesthesia LL and UL weakness, facial diplegia, distal reduced sensation to pinprick and vibration sense, LL dysesthesia, generalized areflexia None No 4 days after symptoms onset Shortness of breath, headache and cough Sinusitis Clinical + CSF + electrophysiology 1 Classic sensorimotor