Sjögren syndrome

01

What it is

In Sjögren, immune activity damages moisture-producing glands and can cause inflammation beyond them. It may occur alone or alongside rheumatoid arthritis, lupus, autoimmune thyroid disease, or another immune condition. The labels primary and secondary are still encountered, although modern care focuses more on the actual manifestations. Severity cannot be judged from dryness alone: one person may have difficult dryness without organ inflammation, while another has quieter dryness with important lung, kidney, vascular, or nerve disease.

Sources for this section: [1] [3]

02

Symptoms and how it may present

Dryness may feel like grit, burning, fluctuating vision, difficulty wearing contact lenses, needing water to swallow dry food, waking to drink, altered taste, mouth soreness, hoarseness, or repeated cavities. Fatigue, joint or muscle pain, swollen salivary glands, dry skin, vaginal dryness, cough, breathlessness, numbness, weakness, or color changes in the fingers can occur. Symptoms vary widely and may overlap with menopause, medicines, dehydration, diabetes, thyroid disease, sleep disorders, fibromyalgia, infection, or another autoimmune condition. The burden can be substantial even when routine inflammation tests are normal.

Sources for this section: [1] [3]

03

Causes and risk factors

Cause is thought to involve genetic susceptibility, immune regulation, hormones, and environmental triggers, but no single behavior or infection explains most cases. It is much more often recognized in women and commonly begins in midlife, although anyone, including children, can be affected. A family history of autoimmunity may raise susceptibility. People do not cause Sjögren through stress, diet, or inadequate hydration, and drinking more water cannot correct deficient gland function, though it may relieve symptoms briefly.

Sources for this section: [1] [2]

04

Diagnosis and tests

Tests should answer a clinical question and be interpreted together with symptoms, examination, and history.

There is no single definitive screening test. Diagnosis combines the history and examination with objective measures of tear production or eye-surface damage, salivary flow, blood tests such as anti-SSA/Ro antibodies, and sometimes a minor salivary-gland biopsy or imaging. A positive antibody does not establish the diagnosis by itself, and some people with Sjögren do not have that antibody. Clinicians review medicines and other causes of dryness, examine teeth and glands, and assess possible organ involvement. Classification criteria support research consistency but do not replace clinical judgment for an individual.

Sources for this section: [1] [2] [3]

05

Treatment options

The best option depends on severity, other conditions, likely benefit and harm, access, and personal priorities.

Treatment starts with the affected system. Preservative-free artificial tears, thicker eye preparations, tear-conserving procedures, and prescription anti-inflammatory eye medicines may be considered with eye care. Frequent water, saliva substitutes, sugar-free gum or lozenges, and prescription saliva-stimulating medicines can help the mouth when appropriate. Dental prevention is essential. Pain, inflammatory arthritis, skin disease, lung, kidney, nerve, or blood-vessel involvement may require hydroxychloroquine, glucocorticoids, immunosuppressive medicines, or selected biologic therapy. Systemic treatment should target documented active disease rather than dryness or fatigue alone.

Sources for this section: [2] [4]

06

Daily life and supportive care

Daily care protects tissues that have lost normal moisture. Use eye drops and contact-lens advice from an eye professional, maintain meticulous brushing with fluoride toothpaste, clean between teeth, attend regular dental care, and discuss extra topical fluoride. Avoid tobacco and review alcohol-containing mouthwashes or medicines that worsen dryness. Humidification, skin moisturizers, vaginal moisturizers or lubricants, graded activity, sleep care, and pacing can improve comfort. Supplements and restrictive diets have not been shown to replace established care; products can interact with immune medicines or worsen liver, kidney, bleeding, or dryness risks.

Sources for this section: [1] [2] [4]

07

Monitoring and follow-up

Follow trends that can change a decision rather than collecting measurements without a purpose.

Follow-up should be tailored rather than using the same panel for everyone. It may include symptom and function review, eye-surface assessment, dental and salivary-gland care, medicine safety tests, blood counts, kidney and liver measures, urinalysis, complement or immunoglobulin tests, and evaluation of respiratory or neurological symptoms. Persistent gland swelling, low blood counts, purpura, low complement, or other concerning changes may prompt targeted lymphoma assessment. The goal is to find actionable change without turning every fluctuation into disease progression.

Sources for this section: [2] [3] [4]

08

Complications and long-term outlook

Many people manage Sjögren over decades with local prevention, symptom treatment, and periodic review. Fatigue and pain may remain limiting even when inflammatory organ disease is quiet, and deserve assessment for sleep, mood, anemia, thyroid disease, medicine effects, and activity patterns rather than dismissal. Lung, kidney, vascular, or neurological disease can be serious but is not inevitable. The lymphoma risk is increased relative to people without Sjögren, yet the absolute outcome for most remains no lymphoma; individualized surveillance is preferable to repeated untargeted scans.

Sources for this section: [1] [2] [4]

09

When to seek urgent help

Severe eye pain, marked redness, light sensitivity, or sudden visual change needs urgent eye assessment because corneal injury or infection can threaten vision. Rapidly increasing gland swelling, persistent one-sided gland enlargement, unexplained fever, drenching night sweats, weight loss, new purpura, major weakness, numbness, breathlessness, chest pain, blood in urine, or reduced urine should be assessed promptly. Sjögren increases lymphoma risk compared with the general population, but most people do not develop lymphoma; persistent warning features deserve evaluation without assuming the worst.

Sources for this section: [1] [2] [3]

10

Questions to discuss with a care team

A guideline describes what tends to help groups of people, but it cannot decide what matters most in one person’s life. Revisit the plan when symptoms, function, other illnesses, pregnancy plans, medicine access, side effects, or personal priorities change. Ask for plain-language reasoning and say directly when cost, time, transport, caregiving, or treatment complexity makes a recommendation unrealistic.

• What evidence supports this diagnosis, and is there another condition we still need to rule out?
• What is the treatment goal, and how do the main options differ in benefit, harm, burden, and cost?
• What should be monitored, how often, and what result would change the plan?
• Which symptoms require a routine appointment, urgent assessment, or emergency care?

Sources for this section: [2] [4]