This month, an unusual variant of Guillain Barre syndrome - the pharyngeal cervical brachial variant. Benjamin Wakeley, a consultant neurologist at the Gloucester Hospitals NHS Foundation trust talks through what clinicians need to know.

Also, a look at an uncommon but difficult to resolve complication of Parkinson’s disease therapy - that of dopamine dysregulation syndrome. Robert Cilia, from the Parkinson Institute in Milan, discusses his paper examining the characterisation, management and long-term outcome.

If you found that useful you may want to listen to our accompanying podcast on impulse control disorder in Parkinson’s disease, produced with the British Neuropsychiatry association. David Okai, a consultant in psychological medicine in Oxford discusses assessing and managing the disorder. Listen here: goo.gl/gEsUUA

Read the articles:

Dopamine dysregulation syndrome in Parkinson's disease: from clinical and neuropsychological characterisation to management and long-term outcome goo.gl/AEH3vr

Pharyngeal-cervical-brachial variant of Guillain–Barré syndrome goo.gl/HFIqla