“…Isolated small intestine microperforation is extremely rare and delayed diagnosis is often frequent, with increased morbidity and mortality [ [4] , [5] , [6] ]. Although there are many pitfalls in the early diagnosis of intestinal perforation by computed tomography angiography (CTA), abdominal CTA examination may be the gold standard for early diagnosis of small intestinal microperforation, especially for those patients with early asymptomatic trauma [ 7 , 8 ]. In addition, routine detection of diagnostic abdominal puncture fluid (DAPF) or diagnostic peritoneal lavage (DPL) is always one of the most commonly used diagnostic methods for distinguishing the nature of abdominal fluid accumulation and diagnosing the source of ascites [ 9 ].…”