A fistula is an unusual connection between two empty spaces (specifically, two epithelialized surfaces), Like: blood vessels, intestines, or other unfilled (empty) organs. Fistulas are generally, caused by injury or surgery, but they can also effect from an infection or inflammation. Fistulas are usually a disease condition, but they may be surgically created for therapeutic reasons.
Ultimately, it breaks through to the skin, other body cavity, or an organ, develops a fistula. Fistulas are more usual in Crohn's disease than they are in ulcerative colitis.
Fistulas usually happen in the area around the genitals and anus (known as the perineum).
The four types of fistulas are:
Enterocutaneous: It's a type of fistula is from the intestine to the skin. An enterocutaneous fistula may be a difficulty of surgery. It can be defined as a passageway that processes from the intestine to the surgery site and then to the skin.
Enteroenteric or Enterocolic: This is a fistula that affects the large or small intestine.
Enterovaginal: This is a fistula that passes to the vagina.
Enterovesicular: This type of fistula passes to the bladder. These fistulas may result generally urinary tract infections or the passage of gas from the urethra throughout the urination.
Laser surgery of Anal Fistula: