CONDITIONS

Sjögren's Syndrome: An Autoimmune Cause of Chronic Dry Eyes and Mouth

Sjögren's syndrome is an autoimmune condition where the immune system targets the glands that produce tears and saliva, causing chronic dryness that's often mistaken for ordinary aging or dry eye alone.

Updated 2026-08-225 min read1 cited sourceEducational — not medical advice

Illustrative — dry eyes and mouth from an autoimmune condition

In short

Sjögren's syndrome is an autoimmune condition where the immune system targets the glands that produce tears and saliva, causing chronic dryness that's often mistaken for ordinary aging or dry eye alone.

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ESR, CRP

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01

What's Being Targeted

Sjögren's syndrome is an autoimmune condition in which the immune system mistakenly attacks the glands that produce tears and saliva, along with other moisture-producing glands throughout the body. It can occur on its own (primary Sjögren's) or alongside another autoimmune condition such as rheumatoid arthritis or lupus (secondary Sjögren's).

It's far more common in women, typically diagnosed between the ages of 40 and 60, though it can occur at any age and, less commonly, in men.

02

Beyond Dry Eyes and Dry Mouth

Persistent dry eyes (gritty, burning, and prone to irritation) and dry mouth (making it hard to swallow dry foods, increasing dental cavities, and sometimes affecting taste) are the defining symptoms, but Sjögren's often affects more than these two spots — dryness can affect the skin, nose, and vaginal tissue, and joint pain, fatigue, and swollen salivary glands are also common.

Because dry eyes and dry mouth are also common for unrelated reasons — aging, medications, dehydration — Sjögren's is often suspected only when these symptoms are unusually persistent, severe, or paired with joint pain, fatigue, or another autoimmune condition already in the picture.

03

How It's Diagnosed

Diagnosis combines the symptom pattern with blood tests for specific autoimmune antibodies — including antinuclear antibody and anti-SSA/Ro, which is more specific to Sjögren's — along with tests directly measuring tear and saliva production, such as a Schirmer test for tears. A lip biopsy, checking the small salivary glands for the characteristic immune cell pattern, can confirm the diagnosis when blood tests are inconclusive. Rheumatoid factor is also often positive in Sjögren's without meaning rheumatoid arthritis is present, so a positive result doesn't necessarily mean an additional diagnosis.

Because Sjögren's can occur alongside rheumatoid arthritis or lupus, evaluation often includes a broader look for those conditions, especially when joint pain or other systemic symptoms are part of the picture. A general inflammation marker, ESR, is often — though not always — raised in Sjögren's; a normal result doesn't rule the condition out, and CRP in particular is frequently normal even when Sjögren's is active.

04

Treatment

Artificial tears, prescription anti-inflammatory eye drops for more significant dryness, and saliva substitutes or medications that stimulate saliva production address the day-to-day dryness. Good dental care and regular dental visits matter more than usual, since chronic dry mouth substantially raises the risk of cavities and gum disease.

For joint pain, fatigue, or more significant systemic involvement, medications used across autoimmune conditions — including hydroxychloroquine and, for more severe cases, immune-modulating medications — may be added under a rheumatologist's care.

05

Living With Sjögren's

Sjögren's is a chronic condition managed over the long term rather than resolved, but most people manage the dryness symptoms well with consistent treatment and dental care, and many live full, active lives with periodic monitoring. That monitoring includes a somewhat higher risk of lymphoma compared with the general population, which is part of why ongoing follow-up matters even once dryness symptoms feel well controlled — salivary gland swelling that's persistent, one-sided, or firm and growing (rather than the come-and-go swelling that's otherwise common with Sjögren's) is worth having checked rather than assumed to be part of the condition. Anyone with Sjögren's who is pregnant or planning to be should also mention it, since certain antibody patterns call for extra monitoring during pregnancy.

A rheumatologist typically coordinates care, often alongside an eye doctor and dentist, since Sjögren's affects several body systems that each benefit from focused, ongoing attention.

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