| SYMPTOMS
- Severe abdominal pain and diarrhea
- Cramps or pain after eating, especially in the lower right side of the abdomen
- Chronic low-grade fever, loss of appetite, fatigue, or weight loss, especially if accompanied by persistent nausea and vomiting
- Arthritis, with the symptoms above
- In young children, any of the symptoms above, plus failure to thrive; in older children, failure to grow at a normal rate
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