Zusammenfassung Hintergrund Kryptoglanduläre Analfisteln sind mit 2 pro 10.000
Einwohner/Jahr eine häufige Erkrankung mit einem Häufigkeitsgipfel bei jungen …

OBJECTIVES: Literature describing the risk factors predisposing inflammatory bowel
disease (IBD) patients to anal squamous neoplasia is very scarce. Case reports and small …

Purpose Abscess or fistula of the anal region is an uncommon presentation of malignancy.
Under the assumption of a benign condition, diagnostics is often delayed, resulting in …

A variety of tumors involve the anal canal because the anal canal forms the transition
between the digestive system and the skin, and this anatomical region is made of a variety of …

Introduction Squamous cell carcinoma degeneration on enterocutaneous fistulas (EF) is
infrequent. There are some reports of malignant conversion in Crohn's disease-associated …

Mucinous adenocarcinoma may develop on the chronic setting of a perianal fistula.
Magnetic resonance imaging (MRI) is the choice of imaging technique for the diagnosis of …

Perianal fistula is a common disease affecting the general population but development of
mucinous adenocarcinoma (MA) in a chronic perianal fistula is a rare entity. Due to the rare …

Treatment of an enterocutaneous fistula is complex and may require multidisciplinary
management, especially when associated with a neoplastic process. Here, we describe the …

Squamous cell carcinoma and basal cell carcinoma are two types of neoplasms that rarely
affect the perianal region, and their etiology is still a matter for debate. We present the case …

Methodik Die Erstellung der Leitlinie erfolgte grundsätzlich nur für Analfisteln auf dem
Boden einer kryptoglandulären Infektion. Diese Leitlinie stellt eine komplett überarbeitete …