rectal prolapse Flashcards
define rectal prolapse?
the abnormal protrusion of the rectum through the anus
what is the difference between internal and external prolapse?
internal prolapse: just the mucosal layer is prolapsed
external prolapse: the full thickness of the rectum is prolapsed
what are the causes of rectal prolapse?
- Straining
* Abnormal rectal anatomy
what are risk factors of rectal prolapse?
o Constipation
o Causes of increased straining
o Cystic fibrosis
epidemiology of rectal prolapse?
COMMON
commonly affects children and the elderly
presenting symptoms of rectal prolapse?
- Protruding anal mass
- Initially associated with defecation
- May require digital replacement
- Constipation
- Faecal incontinence
- PR mucus or bleeding
- May be an EMERGENCY - irreducible or strangulated prolapse
signs of rectal prolapse on examination?
- Prolapse may be seen on straining
- May be ulcerated or necrotic
- Reduced anal sphincter tone
what imaging might be carried out to inspect a rectal prolapse?
o Proctosigmoidoscopy
o Defecating proctogram or barium enema
which test will check for CF in kids?
• Sweat Chloride Test
