I hope she will be fine and I guess you are well equipped man to cope with the situation. Sometimes, the probe give false positive, this happened with my brother, even though he isolated and waited for a negative one, the flue lasted for 2 days as usual and he was fit and healthy.
The way corona disease is presented is to grow fear and let human psychology trigger anxiety and depression, which slows down the immune system processes and help virus invade more parts of the body.
As I am a man of faith, I send your family blessings and prayers for quick recovery and wellness. Keep us informed buddy.