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musculoskeletal

Gout

A common form of inflammatory arthritis caused by uric acid crystals in joints, causing sudden, severe pain and swelling.

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Overview

Gout is a common and complex form of inflammatory arthritis that causes sudden, severe attacks of pain, redness, and swelling in joints, most often the big toe. It affects about 8 million people in the United States and is more common in men and older adults.

Gout is caused by high levels of uric acid in the blood (hyperuricemia). Uric acid is a waste product from the breakdown of purines, which are found in certain foods and are also produced by the body. When uric acid levels are too high, sharp crystals form in joints, causing intense inflammation and pain. Not everyone with high uric acid develops gout, and attacks can be triggered by alcohol, certain foods, medications, stress, or illness.

Gout is one of the most treatable forms of arthritis. Acute attacks are treated with anti-inflammatory medications, and long-term treatment with uric acid-lowering medications can prevent future attacks and joint damage. Without treatment, gout can progress to chronic gout with frequent attacks, joint damage, and the formation of urate crystal deposits called tophi. Lifestyle changes and medication can effectively manage the condition.

Symptoms

  • Sudden, severe joint pain, often at night
  • Most commonly affects the big toe (podagra)
  • Joint redness, swelling, and warmth
  • Extreme tenderness — even light touch is painful
  • Pain that peaks within 24 hours
  • Attacks that resolve on their own in 1–2 weeks
  • Later attacks may affect multiple joints and last longer
  • Tophi — lumps of urate crystals under the skin in chronic gout
  • Reduced joint mobility in advanced disease

Diagnosis

  1. Joint fluid analysis — the gold standard; shows uric acid crystals under a microscope
  2. Blood tests — serum uric acid level (may be normal during an attack), inflammatory markers
  3. Clinical exam — characteristic rapid onset of severe pain, redness, and swelling in a single joint
  4. X-rays — may show joint damage or tophi in chronic gout
  5. Ultrasound — can detect urate crystals in joints
  6. Dual-energy CT scan — can visualize urate crystal deposits

A primary care physician or rheumatologist makes the diagnosis.

Treatments

  • NSAIDs — naproxen, indomethacin, celecoxib; first-line for acute attacks
  • Colchicine — for acute attacks and prevention; most effective if started early
  • Corticosteroids — oral or injected; for acute attacks when NSAIDs and colchicine aren't suitable
  • Uric acid-lowering medications — allopurinol (first-line), febuxostat; for long-term prevention; reduce uric acid levels
  • Probenecid — increases uric acid excretion through the kidneys; for under-excreters
  • Pegloticase — for refractory gout; breaks down uric acid directly
  • Dietary modifications — limiting purine-rich foods (red meat, organ meats, shellfish), avoiding alcohol (especially beer), limiting fructose
  • Lifestyle — weight management, regular exercise, adequate hydration, limiting alcohol
  • Managing medications — reviewing medications that increase uric acid (diuretics, low-dose aspirin)
  • Treating associated conditions — hypertension, diabetes, kidney disease, cardiovascular disease
  • Regular monitoring — serum uric acid levels, kidney function

Your Care Plan

A step-by-step guide to navigating your condition, from finding the right doctors to advocating for the care you deserve.

Step 1: Doctors to See

Start with: Your primary care physician for initial evaluation and treatment.

Then seek: A rheumatologist if attacks are frequent, if uric acid isn't controlled, or if tophi develop.

Build your team:

  • Primary care physician — for ongoing management
  • Rheumatologist — for complex or refractory cases
  • Nephrologist — if kidney disease is present
  • Registered dietitian — for dietary modifications
  • Podiatrist — for foot joint involvement

Step 2: Advocate for Yourself

If you have sudden, severe joint pain, ask about gout — it's one of the most treatable forms of arthritis. If your uric acid is normal during an attack, ask to recheck it between attacks — levels can temporarily normalize during flares. If you have frequent attacks, ask about uric acid-lowering medication — it can prevent attacks and joint damage. If you're prescribed allopurinol, ask about starting colchicine alongside it to prevent flares during initiation. Don't stop uric acid-lowering medication during an attack — continue it and treat the attack separately.

Step 3: Your Action Plan

  1. If you have sudden, severe joint pain, redness, and swelling, see your doctor.
  2. Get blood tests for uric acid and inflammatory markers.
  3. Ask about joint fluid analysis for definitive diagnosis.
  4. Start treatment for the acute attack as prescribed.
  5. Discuss long-term uric acid-lowering medication.
  6. Identify and reduce dietary and lifestyle triggers.
  7. Get checked for associated conditions (diabetes, hypertension, kidney disease).
  8. Track your uric acid levels and attacks.
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