Have Medical Questions? Ask a Doctor Online!
This is Dr. David
we are doctors here online here to answer medical questions
we can't examine your mother or run tests
but we can give suggestions for testing and some medical advise.
acid reflux of stomach acid coming up from the stomach can come up the throat and cause burning and sour taste in the back of the mouth and sore throat. this can be treated with stomach acid reducing medications like avoiding spicy foods, tomato sauces, oily foods and not eating close to bed time and eating smaller healthier meals.
she may have a sinus infection in her sinuses which can affect her sense of smell and cause smelling smoke. she may need a course of antibiotics to treat a bacteria sinus infection or allergy medications to help calm down sinus inflammation
does she have a GP doctor she can see who she can talk to about these issues?