Your daughter might have gastritis issues. So, before going directly to scan you might take few medicine and diet modifications. History given by you regarding your daughter is also incomplete.
Next Steps
Please connect with me on Practo , so that I can better understand your daughter health situation and provide better management plan.
Health Tips
Low fat diet.
Avoid oily/ fried food.
Walk for 10/15 minutes after eating meal.
Avoid overeating.