Ramdeep Bajwa1, Paven Preet Kaur2, Alessandro Paluzzi3. 1. Deapartment of Medicine, City Hospital Birmingham, Birmingham, UK rameybajwa@gmail.com. 2. Department of General Medicine/Surgery, Townsville Hospital, Townsville, Qld, Australia. 3. Department of Neurosurgery, Queen Elizabeth Hospital, Birmingham, UK.