my three year old daughter fall on back and bumped her, then she slept for half an hr and then woke up after she was so fussy and vomited little bit then again she slept for half an hr and after woke up also she vomited. then she vomited only water again then we went for pediatrician he told that better to take ct scan but we afraid to do scan so we told the docter then he gave syrup for vomiting and if vomiing doesn't go u shoud come and scan. so we came and she slept overnight and didn't vomited. after she wake up she looks normal and active. but am so worried and dont know what to do. please give me suggestions. what should I do further