A fistula (plural fistulae) is an abnormal connection between two epithelial surfaces such as between hollow organs, skin or vessels. Conventionally, the name of a specific fistula type is a combination of the two organs
For discussions of specific fistulae please refer to individual articles.
A wide variety of etiologies are implicated:
Various types of fistula have been described:
History and etymology
From the Latin, fistula literally means tube or pipe 1.
- 1. "Fistula." Merriam-Webster.com. Merriam-Webster, n.d. Web. 28 Oct. 2018. https://www.merriam-webster.com/dictionary/fistula