Lyme can cause Sjogrens. Vitamin B12 deficiency can cause a burning sensation in the mouth. It is common for people with Fibromyalgia to have nutritional imbalances that contribute to their symptoms (Magnesium deficiency is one of the most common). Your other diagnoses are consistant with many who have finally found their issues to be related to Lyme, so it would be good if you could at least get tested to find out if Lyme is a possibility. IgeneX lab in CA is one of the best/most accurate test labs (see http://www.igenex.com/ ). Take care,
Chronic Lyme Disease, Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD ("Secondary Lupus-Like Syndrome"), Osteoporosis, Anemia, Lymphopenia, intermittant Pancytopenia, chronic malabsorption/malnutrition, etc.; G Tube; Currently TPN-dependent.
Meds: Zofran, Pulmicort, Heparin (to flush PICC line), IV Cipro (for G-tube site infection).