Diverticulum [pathology]
Outpouching of colonic wall which results from herniation of mucosa through muscular wall
- Occur at sites where mesenteric vessles penetrate bowel wall
- Lage of dietary fibre in western diets results in low stool bulk which stimulates increased segmentation of colonic musculature, resulting in hypertophy
- Increased intraluminal pressure results in herniation
Complications of diverticular disease
- Haemorrhage
- Inflammation - diverticulitis
- Obstruction from diverticular stricture
- Fistulation to bladder, vagina or skin
- Pneumaturia
- Faecaluria
- Chronic urinary tract infections
- Perforation
- Pericolic or pelvic abscess