What is Pseudogout? And Its Difference from Gout?

Q:
What is pseudogout? What are the differences between gout and pseudogout?

A:
Pseudogout is a kind of arthritis. Patients are likely to suffer from sudden, painful swelling in one or more of their joints. The condition can last for days or weeks.

Symptoms
The most commonly affected joint is the knee; wrists and ankles are less often involved.
In many cases, there are no symptoms. However, during a pseudogout attack, the affected joints are usually:

  • Sudden, intense joint pain
  • Swollen joint that’s warm and tender to touch
  • Red or purple skin around the joint

Causes
Calcium pyrophosphate dihydrate crystals within the affected joint

The Differences Between Gout And Pseudogout

Causes
gout: monosodium urate monohydrate crystals
pseudogout: calcium pyrophosphate crystals

Commonly Affected Joints
gout: 50% of all cases the joint in the big toe, but may affect heels, ankles, knees, wrists, or fingers, too.
pseudogout: most likely to affect a knee joint first, but may also affect wrists, ankles, shoulders, or other joints.

Risk factors
gout: gender and ethnicity affect risk for gout. Men are more likely to have gout than women, and African-American men have greater gout risk than Caucasian men.
pseudogout: little to do with gender and ethnicity

Treatment
gout: be preventable with lifestyle changes
pseudogout: not preventable with lifestyle changes

To identify which one you unfortunately get, you may consult your doctor and receive diagnosis.

Keywords: pseudogout

* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.