Symptom Checker
Step 4: Read and complete the decision guide to learn more about your symptoms.
Unexplained Weight Loss in Children
Weight loss, swollen joints, and rashes can be a sign of rheumatologic diseases such as juvenile rheumatoid arthritis and lupus. This is an uncommon but possible cause of weight loss in children.
During the time your child has been losing weight, has he or she been getting a lot of infections, such as pneumonia, sinusitis, ear infections, or skin infections?
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