Bowel diversion surgery allows stool to safely leave the body when (because of disease or injury) the large intestine is removed or needs time to heal. Bowel is a general term for any part of the small or large intestine.
A topical medication is a medication that is applied to a particular place on or in the body, as opposed to systemically.
Topical solutions are of low viscosity and often use water or alcohol in the base. The solution can cause drying of the skin if alcohol is used in the base. These are usually a powder dissolved in water, alcohol, and sometimes oil. Alcohol in topical steroids can frequently cause drying if it is used as a base ingredient.