Hello my daughter 12 years is having stomach ache stating from lower chest and spreads to whole abdomen usually after the 1 to 2 hours after meal. The pain last for few seconds to max 5-10 min. Then pain reduces and settle down. sometimes with pain in stomach. She feel dizziness means feel blackout for few seconds. Sometimes she also get pain legs. She also feel pain when she feels hungry. Generally pain is felt after meal but sometimes before meal also. This is happening from last 10 days pls advice.