Write a few lines about gout.

Explanation

**Step-by-Step Solution:**

1. **Definition of Gout**: Gout is a type of inflammatory arthritis characterized by sudden and severe pain, redness, and swelling in the joints.

2. **Cause of Gout**: It is primarily caused by a defect in purine metabolism, which leads to an abnormal increase in uric acid levels in the blood.

3. **Uric Acid Accumulation**: The excess uric acid can accumulate in the form of crystals in the joints, which triggers inflammation and pain.

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