Fistula tract

Introduction Fistula tracts represent pathological connections between different organs or tissue layers, which are not naturally present. They arise, for example, as a result of an injury or inflammation or due to a disease. Depending on the organ of origin, blood, pus or other bodily secretions can pass through the fistula tract. How does a … Fistula tract

Causes | Fistula at the anus

Causes The most frequent cause of fistulas of the anus are smaller abscesses in the area of the so-called anal crypts. Crypts must be imagined as small indentations of the mucous membrane. Depending on their location, these abscesses can then break into the proctodeal glands mentioned above. Depending on the location of the glands, different … Causes | Fistula at the anus

Fistula at the anus

General information The anus The words anus and anus can be used synonymously. Both denote the outlet of the intestinal canal of higher living beings, to which man belongs. In humans, the anus consists of the so-called anal canal (Canalis analis), which in turn is divided into three zones. In addition, a muscular part belongs … Fistula at the anus

AV fistula

Definition: What is an AV fistula? The term “AV fistula” is an abbreviation for the term arteriovenous fistula. It refers to a direct short circuit connection between an artery and a vein. Normal blood flow takes place from the heart through the arteries to the smallest blood vessels at the individual organs and from there … AV fistula

Urachus fistula

The “Urachus” is a duct that connects the bladder with the navel. At the beginning of the child’s development in the mother’s belly it is a real connection. At the end of the pregnancy this opening normally closes completely. In the case of an Urachus fistula this closure does not occur, so there is still … Urachus fistula