Most common: Is constipation. As the large hard stools pass through the anal opening it may cause a tear, that is the fissure.
Answered 5/15/2017
5.9k views
Big/bulky/fast: The anus is like a purse string. The tissues stretch out to allow stool to pass. If the stool diameter is too large , has big lumps or pushes out too fast, the event will tear the tissue & create a fissure.
Answered 5/15/2017
695 views
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