Objective To investigate the clinical and endoscopic features of ischemic colitis (IC),to provide a reference for clinical diagnosis and treatment.Methods A retrospective analysis of 62 inpatients who were diag-nosed as IC was performed.The patients'clinical data,clinical manifestations,complications,laboratory tests,imaging tests,colonoscopy,pathology,diagnosis,treatment,follow -up and other information were analyzed.Results Of 62 patients,there were 1 7 males and 45 females,mean age was (66.1 ±1 0.7)years old,more than 60 years of age there were 47 cases (75.81 %),of which 38 cases (61 .29%)showed the presence of one or more underlying disea-ses.All patients had acute onset,57 cases (91 .94%)had abdominal pain,bloody stools occurred in 56 cases (90.32%).Colonoscopy revealed 60 cases as a transient type,2 cases of stenosis,no gangrene type,lesions were mainly left colon.All patients were given fasting,anti -infection,microcirculation improvement and intravenous nutri-tional support,with no serious complications or transfer surgery occurred,colonoscopy was reviewed 4 -8weeks, 62 cases were healing or had improvement,2 patients in the 3 -year observation period was readmitted attack,the recurrence rate was 3.23%.Conclusion Ischemic colitis is more common in older people,to strengthen the aware-ness and vigilance of the disease,early diagnosis based on colonoscopy as a primary diagnostic modality and prompt treatment has positive significance.