I can't help with the symptoms but I can say that I understand your fear. I know that anxiety kinda promotes the dwelling on the negative, and it's a vicious circle.

Personally I think the positives are that you went for the tests and that you had the courage to do so. I'm hoping you're fine, and in all probability you'll manifest symptoms simply because you're dwelling on it.

The waiting is often worse than the outcome, as the anticipation part is the stressor. And remember that Google is not your friend at times like this