Intussusception

Question 1

define intussusception

Answer 1

full thickness invagination of the distal intestine into the proximal bowel

Question 2

where is the most common site of intussusception 1

Answer 2

ileo-colic

Question 3

what can predispose kids to intussusception 5

Answer 3

englarded peyers patches
-secondary to preceding viral illness

-anatomical leakpoints usch as meckes diverticulum

older children
-HSP
-lymphoma
-cystic fibrosis

Question 4

who is commonly affected by intussusception (age, gender)

Answer 4

infants between 6-18months
-80-90% between 3mnntsh and 3 years
boys are affected twice as often as girls

Question 5

classical triad of intussusception symptoms 3

Answer 5

severe intermittent abdominal pain

redcurrant jelly stools

vomitting (only in 20% of cases)

Question 6

other features of intussusception 3

Answer 6

inconsolable crying

during paroxysm the infant will characteristically draw their knees up and turn pale

sausage-shaped mass in right upper quadrant

Question 7

investigations for intussusception 2

Answer 7

ultrasound
-may show a target like mass

AXR- may sow abscence of air in ascending colon and soft tissue desity in ascending colon but lack sensitivity

-otherwise diagnosis is based on clinical suspiiocn

Question 8

management of intussusception 2

Answer 8

reduction by air insufflation under radiological control, which is now widely used first-line compared to the traditional barium enema

if this fails or child has signs of peritonitis
-surgery is perfromed