Dry Eyes, Dry Mouth and Joint Pain

Meet Dr. Syed Alam, MD, FACR

Double Board-Certified, Fellowship-Trained Rheumatologist · Musculoskeletal Ultrasound Trained · 10+ Years of Experience

Dr. Alam completed his rheumatology fellowship at Temple University Hospital after an internal medicine residency at John H. Stroger, Jr. Hospital. His clinical interests include rheumatoid arthritis, lupus, psoriatic arthritis, gout, Sjögren’s disease, osteoporosis and other rheumatic conditions.

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Why this combination is worth taking seriously

Dry eyes are common. A dry mouth is common. Joint pain is very common. Any one alone rarely prompts investigation. But when all three persist together, they describe a recognisable autoimmune condition, Sjögren's disease, in which the immune system attacks the glands that produce tears and saliva.

The reason this is missed so often is that the symptoms develop gradually and people adapt. They carry a water bottle, use drops occasionally, and put the aching down to age. Many see an optometrist and a dentist for years before anyone connects the pieces. If you have this combination, say so explicitly rather than mentioning each symptom to a different clinician.

It is not only about dryness

Sjögren's is a systemic disease that can involve the joints, skin, lungs, kidneys, nerves and blood. Most patients rate the fatigue and joint pain as more limiting than the dryness that gives the condition its name.

What the symptoms look like

Dry eyes

• A gritty or sandy sensation, as though something is in the eye
• Burning, itching or persistent redness
• Blurred vision that clears when you blink
• Sensitivity to light, wind, screens or air conditioning
• Difficulty tolerating contact lenses
• Paradoxically watery eyes, as the eye reacts to irritation

Dry mouth

• Needing to sip liquid to swallow dry food
• Waking at night to drink
• Difficulty speaking for long periods
• Rapidly increasing dental decay, often at the gum line
• Recurrent oral thrush, mouth soreness or cracked corners of the mouth
• Swelling of the glands in front of the ears or under the jaw
• Changes in taste, or a burning sensation in the mouth

Beyond the dryness

Look also for profound fatigue, joint pain and stiffness, dryness of the skin, nose or vagina, fingers that change colour in the cold, a persistent dry cough, and numbness or tingling in the hands or feet.

Photo for illustration. Images do not depict patients of this practice.

Common causes other than Sjögren's

Dryness has many causes, and separating them out is the first step of any assessment.

• Medications: antihistamines, antidepressants, diuretics, blood pressure tablets, bladder medicines and opioids all reduce tears and saliva
• Age, since gland function declines gradually
• Screen use, which reduces blink rate substantially
• Air conditioning, heating and low humidity
• Mouth breathing, often related to nasal congestion or sleep apnoea
• Previous radiotherapy to the head and neck
• Diabetes, thyroid disease and dehydration
• Anxiety, which commonly causes a dry mouth

Bring a complete medication list to your appointment. Reviewing it is one of the highest-yield steps in the whole assessment, and sometimes a single substitution transforms the symptoms.

How it is evaluated

Diagnosis combines your symptoms with objective evidence that tear and saliva production are genuinely reduced, plus laboratory or biopsy evidence of an autoimmune process.

Blood tests

• Anti-Ro (SSA) and anti-La (SSB) antibodies, the most characteristic findings
• ANA, usually positive
• Rheumatoid factor, often positive even without rheumatoid arthritis
• Immunoglobulin levels, ESR and a full blood count

Eye and salivary testing

A Schirmer test measures tear production with a small paper strip under the lower eyelid. Ocular staining uses dye to reveal damage to the eye surface. Saliva flow can be measured directly, and ultrasound of the salivary glands is increasingly used.

Biopsy

Where the diagnosis remains uncertain, particularly in antibody-negative patients, a minor salivary gland biopsy from the inner lip is the most definitive test. It is a short procedure under local anaesthetic.

What helps day to day

Eyes

• Use preservative-free artificial tears on a schedule, not only when uncomfortable
• Apply a thicker gel or ointment at night
• Take deliberate blink breaks from screens
• Angle car and office vents away from your face, and use a humidifier

Mouth and teeth

This matters more than most people realise. Saliva protects teeth, and without it decay progresses quickly, often at the gum line where it is hard to see. Tell your dentist, ask about more frequent check-ups, use a high-fluoride toothpaste, and avoid sipping sugary or acidic drinks through the day, which is a common habit when the mouth is dry. Sugar-free gum or lozenges stimulate whatever saliva production remains.

What testing for Sjögren's involves

Patients often delay assessment because they imagine an unpleasant series of investigations. In practice most of it is straightforward, and knowing what is involved makes the prospect easier.

The Schirmer test

A small strip of paper is tucked inside the lower eyelid for five minutes to measure how much tear fluid is produced. It feels slightly odd but is not painful, and it gives an objective number rather than relying on how dry your eyes feel.

Ocular staining

A drop of dye is placed in the eye and the surface examined. Areas of damage caused by chronic dryness take up the dye and become visible. It takes a few minutes and confirms whether the dryness is significant enough to be injuring the eye surface.

Salivary assessment

Saliva flow can be measured by collecting it over a set period. Ultrasound of the salivary glands is increasingly used, is painless, and can show the characteristic changes of Sjögren's without any needles.

The lip biopsy

Where the diagnosis remains uncertain, particularly if antibodies are negative, a minor salivary gland biopsy is the most definitive test. A few small glands are taken from the inside of the lower lip under local anaesthetic. It takes around twenty minutes, leaves a small stitch, and most people describe it as easier than expected. Temporary numbness of a small patch of lip is the usual side effect.

Not everyone needs all of these. Where symptoms are typical and antibodies are positive, the diagnosis can often be made without a biopsy.

When to see a rheumatologist in Katy

Ask for an evaluation if dry eyes or dry mouth have persisted for more than three months without an obvious cause, particularly alongside joint pain, fatigue, swelling of the glands in front of the ears, or a sudden increase in dental problems.

Bring any positive antibody results with you, and mention any family history of autoimmune disease. Report persistent salivary gland swelling or new lumps promptly, since these need assessment.

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