In this case, a 10-year-old child presents with symptoms of diarrhea and weight loss, along with being shorter and lighter than expected for their age. The laboratory tests show a positive result for class II HLA-DQ2. These findings suggest a likely diagnosis of Celiac Disease.
To understand the reasoning:
- Celiac Disease is an autoimmune disorder where ingestion of gluten leads to damage in the small intestine.
- Common symptoms in children include diarrhea, weight loss, and growth issues.
- Class II HLA-DQ2 positivity is strongly associated with Celiac Disease.
Given the above information, the appropriate dietary recommendation for the child is a gluten-free diet. Gluten, found in wheat, barley, and rye, must be eliminated to manage their condition effectively.
Therefore, the advised dietary change is: