Constipation and tenesmus Flashcards
1
Q
Definition of constipation
A
Change from normal bowel habit (frequency or consistency)
OR
Not opened bowels in 3 days
2
Q
Why is it important to ask about urge to open bowels in constipation
A
If have urge - likely medication or diet/fluid related
If no urge - idiopathic slow transit constipation
3
Q
Causes of constipation
A
Dehydration Drugs - painkillers Hypothyroidism Hypercalcaemia Idiopathic slow transit Obstruction
4
Q
What is a transit study
A
Swallow 3 capsules on consecutive days (each capsule contains different shaped radiopaque beads)
AXR on 4th day
5
Q
What is tenesmus
A
Sensation of urge to open bowels with little or no stool passed I.e feeling of incomplete bowel emptying
6
Q
Causes of tenesmus
A
Fistula Fissure Colorectal carcinoma Rectal prolapse Gonorrhoea Radiation proctitis - secondary to prostate cancer treatment
