According to the latest media release from MOH, Case 91 is a 58-year-old female Singapore Citizen who has no recent travel history to China and she is linked to Case 66.
Symptoms on 23 January and went to see a doctor 3 times before she was referred to the National Centre for Infectious Diseases (NCID) on 1 February, 6 February and 10 February.
As she had been identified as a contact of Case 66, she was referred by MOH to the National Centre for Infectious Diseases (NCID) on 18 February. Subsequent test results confirmed COVID-19 infection on 22 February afternoon.
Prior to hospital admission, she had mostly stayed at her home at Rivervale Drive.