Allergies and acid reflux can be frustrating and uncomfortable, continue seeking medical care for those.

Consider asking your doctor about medicine for anxiety. I started taking an antidepressant and it has helped me cope with life.

Pick up a book about babies and child development and start to get excited about your new child.

We always have fear and what ifs. Cancer is scarey, but you have been thorough in seeking treatment/medical opinions. Continue routine exams, but I'd say with 7 opinions you are probably safe from cancer.

Wear your seatbelt. Driving in a car is probably a bigger danger.
Good Luck