Global Telehealth 2018 (GT2018) continues the series of international conferences initiated in Perth AU in 2010 with endorsement by the International Society for Telemedicine and eHealth (ISfTeH). Subsequent meetings were held in Sydney AU (2012), Durban ZA (2014), Toronto CA (2015), Auckland NZ (2016) and Adelaide AU (2017). GT2018 will be hosted by the Commonwealth Medical Association and the Health Informatics Society of Sri Lanka, supported by the Asia Pacific Association for Medical Informatics (APAMI), Asia eHealth Information Network (AeHIN) and IMIA Telehealth WG. The conference will be held in association with the other meetings of Digital Health Week. The joint event will consist of coordinated parallel and plenary presentation sessions, as well as poster and product display sessions. An associated vendor exhibition and a workshop / tutorial programme will be held in conjunction. The GT2018 track will be scheduled over two successive days to allow all authors to make oral presentations of their papers.