NSW Well being is investigating the supply of a COVID-19 case identified in resort quarantine which has an equivalent viral sequence to 2 instances staying in an adjoining room.
The division stated on Tuesday evening it was unclear how and the place transmission occurred from a pair to a different returned traveller who have been all staying on the fourth ground of the Radisson Blu quarantine resort.
Genomic sequencing has proven all three instances have equivalent viral sequences of the Alpha pressure (B.1.1.7).
The couple, who have been asymptomatic, examined constructive to COVID-19 on a routine Day 2 take a look at on June 3, NSW Well being stated in a press release.
The opposite returned traveller returned a adverse Day 2 take a look at on June 3 earlier than subsequently growing signs and testing constructive for COVID-19 following a take a look at on June 5.
The three instances have been transferred from the Radisson Blu to the Particular Well being Lodging, the place they continue to be.
All three instances arrived into Sydney on the identical flight from Doha on June 1 and stayed in adjoining rooms within the quarantine resort.
“Early potentialities as to the place transmission could have occurred from the couple to the secondary case embrace on the flight, on transport from the airport to the resort, within the foyer of the resort, or whereas in quarantine.”
NSW Well being stated there was no proof of additional transmission.
“Out of an abundance of warning, all returned travellers who have been on the identical ground of the Radisson Blu resort between June 1 and June 5 and have been subsequently discharged are being contacted and requested to get examined and isolate at house pending additional recommendation from NSW Well being.”
All workers who labored on the fourth ground of the resort between June 1 and June 5 have been requested to get examined and isolate pending additional recommendation.