You are playing fire with your mother's life....

....her symptoms are more suggestive of a thoracic aneurysm, which could be fatal. Most aneurysms could be stable and slowly dissecting. But once it is ruptured, patient could die in no time.
If you don't bring your mother for appropriate medical care, you could commit adult negligence and are subjective to adult protection service.
Your post here will serve as evidence for the future. Consider this as a grave warning to you. Your mother needs proper medical care!