A 28 year old woman with a dislocated left shoulder has altered sensation along the radial aspect of her left forearm and loss of flexion at the elbow and wrist Injury at which location of the brachial plexus best explains her neurological symptoms?

A young man arrives by ambulance having dislocated his patella playing football. Rehabilitation should focus on which muscle to reduce chances of recurrent dislocation?

You plan to use a local anaesthetic to provide intravenous regional anaesthesia to reduce a patient's wrist fracture Which local anaesthetic is most appropriate?

An 80 year old man presents with a stroke This has resulted in loss of all vagal output to his gastrointestinal tract Which function is most likely to be completely abolished in this patient?

A 45 year old man is brought into the ED by the police following a witnessed seizure. He is suspected to be alcohol dependent Which haematological index best suggests this dependence?