,HISTORY OF PRESENT ILLNESS:  ,The patient is an 89-year-old white male who developed lower abdominal pain, which was constant, onset approximately half an hour after dinner on the evening prior to admission. 
,HISTORY OF PRESENT ILLNESS : , The patient is an 89 - year - old white male who developed lower abdominal pain , which was constant , onset approximately half an hour after dinner on the evening prior to admission .