A doctor haunted by a patient's death, a popular singer and a 10-year-old boy with a passion for ballet are part of the weekend's TEDx Cape Town line-up at the City Hall... TEDx is an offshoot of an annual conference "devoted to ideas worth spreading", held in Carlifornia for the last 25 years... Local versions of this conference are held regularly throughout the world... Woodstock doctor Mohammed Dalwai will feature among speakers today, presenting his Triage mobile application - a means of a analysing a new patient's symptoms to assess whether they should be sent to an emergency or non-emergency unit when arriving for help... The urgency of the patient's situation is colour-coded red, orange, yellow or green... Patients are sent to specific sections for treatment based on their needs.

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