My two year old has been vomiting at night (after sleeping 4-5hrs), slight fever and yellowish colored firm stool. SHe is not eating alot , but is drinking and does not appear dehydrated. SHe has had a recent Intussusception, it did correct itself without invasive treatment She has been on/off sick for 6 mos w/everything from colds/pneumonia/multiple ear infections and recently had tubes placed - we have an appt w/ her pediatrician today(whom I like and respect) Since she has been so sick so much should I be worried there is an underlying condition. She is small 27 lbs but tall for her age. Her stomach always appears to be distended and hard too