Qwerty
15 degrees and less should be fine unless they have suddenly changed it.
They should accept a second opinion because otherwise they never would have forwarded the medical reports to the medical team. Qwerty, did you go to the same doctor for the new x-rays? If you were to ask for a second opinion at the hospital they would get another doctor for you. QR could be the same and want x-rays from another doctor. I think you should ring and talk to them on Sunday. They open at 7 o'clock!