What Causes Frequent Bowel Movement And Mucus In Stools After Removal Of Polyps?

Hi, my husband had blood in his stools back in November 2014 which he got a colonoscopy and they had found a very big polyps which was removed and no sign of cancer. However he is having mucus in his stools. He is in the bathroom about 4-5 times a day and he is having trouble using the restroom. What can be the cause