Results Clinical characteristics There were 14 adult patients diagnosed with cap polyposis (Table 1), including 11 males and 3 females, with a median age of 58 years (range, 20–69 years).… Click to show full abstract
Results Clinical characteristics There were 14 adult patients diagnosed with cap polyposis (Table 1), including 11 males and 3 females, with a median age of 58 years (range, 20–69 years). Common symptoms included hematochezia (7/14, 50%), diarrhea (6/14, 42.9%), and mucus stool (4/ 14, 28.6%). One patient (7.1%) had a history of ulcerative colitis and one patient (7.1%) had a history of rectal cancer treated by surgical operation. Four patients (28.6%) had no symptoms.
               
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