R Forde1, H Ashman2, D Shah3, E W Williams4. 1. Ear, Nose and Throat Division, Department of Surgery, Radiology, Anaesthesia and Intensive Care, The University of the West Indies, Kingston 7, Jamaica, West Indies. royantonioforde@hotmail.com; draforde@gmail.com. 2. Ear, Nose and Throat Division, Department of Surgery, Radiology, Anaesthesia and Intensive Care, The University of the West Indies, Kingston 7, Jamaica, West Indies. 3. Department of Pathology, The University of the West Indies, Kingston 7, Jamaica, West Indies. 4. Emergency Medicine Division, Department of Surgery, Radiology, Anaesthesia and Intensive Care, The University of the West Indies, Kingston 7, Jamaica, West Indies.