Hemorrhoidal disease represents a prevalent benign condition of the lower gastrointestinal tract. As a common and early symptom of hemorrhoids, patients present with painless rectal bleeding during or after defecation. For the treatment of hemorrhoidal ...

This review discusses the pathogenesis, symptomatology, diagnostic work-up, and treatment options for fistula-in-ano, which is a common condition that affects ~ 20 in 100,000 per year with a predominance for young males. Fistula–in-ano normally presents ...

Nowadays the etiology of pilonidal sinus is explained as an acquired disease in form of ruptured hair follicles. It occurs most frequently in the proximal rima ani. Pilonidal disease is common in young men. Acute abscess formation and chronic discharge ...

Acute anal pain is a common proctological problem. A detailed history together with the clinical examination are crucial for the diagnosis. An acute perianal vein thrombosis can be successfully excised within the first 72 hours. Acute anal fissures are ...

Faecal incontinence has an enormous negative impact on patients' quality of life. Although the causes for faecal incontinence may vary (idiopatic, neurogenic, due to pregnancy, birth trauma or anorectal surgery), nowadays different therapies are available ...

The incidence of sexually transmitted infections is rising in Europe and in Switzerland since the beginning of the third millenium. Many organisms may affect the perianal skin and the anorectum. While some of these infections are a result of contigous ...

In patients with Crohn's disease, perianal lesions can be found at presentation in 20 – 30 % of all cases and a majority will have fistulas or abscesses. If a fistula is suspected, careful inspection of the perianal region will often confirm the ...

Perianal skin diseases present a frequent problem in clinical practise. Their treatment confronts different medical specialties. For the sake of modesty, it often takes a long time until patients seek medical attention. Common complaints entail a variety ...