my mother 57 yrs old ,67 kg height 5 ft 2.5 inch had an acute pain in stomach last week , we took her to hospital, doctor did ultra sound/CT scan ,after staying for 4 days they discharged they said due to cough the sides of the stomach got scrached and got infected and pus was formed which is now cleaned and no need for surgery , we want to do a proper check up which specality doctor we should meet?