It can happen. In medicine the abnormal fusion of two internal organs is called a [fistula](https://en.m.wikipedia.org/wiki/Fistula), and they are generally caused by injury or disease. As the body tries to heal something it can somehow accidentally stick internal structures together. My wife is a surgical PA and it’s not totally unusual for them to find fistulas in people with a history of surgery or other internal complications.
Latest Answers