Seventy-two PCR samples collected from the Mount Baker testing clinic on Monday went lacking, forcing dozens of individuals to get one other take a look at.
"I received known as by SA Pathology saying they'd misplaced my take a look at. Bit annoying," Sophie Vears mentioned.
Ms Vears mentioned she was initially examined after creating signs and has been ready for her outcome whereas in isolation.
"I believe that is my sixth day immediately, so yeah it is a bit irritating that I have been at residence ready for a take a look at that simply wasn't coming," Ms Vears mentioned.
SA Well being is investigating the place the unique samples have ended up and is advising everybody impacted to be re-tested.
"These people who find themselves inconvenienced we sincerely apologise however we're again onto offering a really top quality service going ahead," Premier Steven Marshall mentioned.
For folks like Ms Vears, it means extra time isolation as they wait for brand new outcomes.
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"It feels a bit unprofessional, however I assume they've a number of circumstances and stuff it is exhausting to maintain monitor. I do really feel unhealthy for them, however it's a bit irritating," Ms Vears mentioned.