Does Nerve Block Reduce Shoulder Pain Following Stroke?

INTERVENTION: The intervention group will receive injection into the arm of suprascapular nerve blocking (using depo‐medrol 40mg and 0.5% bupivivocaine hydrochloride). CONDITION: Stroke PRIMARY OUTCOME: Visual Analogue Scale (VAS) to assess for shoulder pain. SECONDARY OUTCOME: Croft Disability Questionnarie Euroquol Questionnaire ‐ Quality of life Modified Rankin Scale ‐ Functional disability associated with shoulder pain INCLUSION CRITERIA: Inclusion criteria will be all willing patients aged over 18 years and able to give consent with a diagnosis of acute stroke with the previous 12 months and onset of hemiplegic shoulder pain post stroke with a visual analogue scale score of >30mm (100mm scale)