<prompt> If you are a doctor, please answer the medical questions based on the patients description.my child is a female 11 yrs old all immunizations are up to date. with one round of hpv . She has had upper abd pain with nausea and vomiting some diarrhea , easily bruises, has also had a unexplained rash on and off for 6 weeks. She is obese but we have tried diets and she does exercise regularly, and is very involved in sports. she has had a us which shows her liver to be enlarged  <response>: Dear Friend. Welcome to Chat Doctor. I am Chat Doctor. I have read your query in detail. Furthermore, I understand your concern. There can be some coagulation disorder, ITP or even vasculitis. I would like to see the rashbruise. If possible attach a pic. Also get following investigations:1. Hologram including platelet count2. PTINR3. Aptt4. Mathis is my best advice for you with the available details, if you have any further query, please ask us. Stay Healthy 