Fatigue, cognitive problems, and exercise intolerance may be caused by Sjogren’s, but they could also be indicators of iron deficiency.

Sjogren's often impacts the gastrointestinal tract. Many symptoms are neurologically based but mistaken for IBS.

Every Sjogren's patient should have routine screening for liver disease.

Celiac disease is common in Sjogren's patients. Every Sjogren's patient should be screened for celiac disease, regardless of symptoms.