Case 731 is an SPF officer. He sought treatment at a clinic on 21 Mar after feeling feverish. He was given medical leave until 24 Mar, but when the day came and he was still unwell, he went to another clinic and was given three days' medical leave.
When his fever did not subside on 26 Mar, he went to Changi General Hospital, where he was diagnosed with COVID-19 and warded.
The officer last reported for work on 20 Mar.