Stool in the anal opening that needs to be removed with a corkscrew may be caused by constipation. Constipation refers to a person having fewer bowel movements, dry and hard feces, and difficulty in passing stools. Due to the delay of defecation due to various reasons, the water in the feces is reabsorbed and the feces becomes dry and hard, and there will be difficulty in defecation, prolonged time of defecation, and the feces discharged is dry and lumpy, shaped like goat feces, and the quantity is small, and there is a feeling of unfinished feces after defecation. The principle is to use the hypertonic effect of glycerin to soften and lubricate the feces and stimulate the intestinal wall to cause a bowel movement reaction. If you experience prolonged difficulty in passing stools, please seek medical attention and treatment as soon as possible.