One of the most common cause of recurrent pain abdomen is G I infection ,
source of infection may be drinking water or contaminated food .
Avoid taking any out side food and check your drinking water .
HIGH W B C COUNT MAY BE INDICATIVE OF INFECTION ,AND IT WILL BE BEST TO CONSULT A GASTROENTEROLOGIST
AND GET A CHECK UP AND INVESTIGATIONS TO BE DONE AS DECIDED AFTER CLINICAL EXAMINATION .
swelling of abdomen can be explained if you have gained weight very much ,if not it may be due to some intra abdominal cause that can only be found on clinical examination and confirmed by test as required. hope your problem be soon over with specialist's advice and treatment .