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Intussusception in traditional pediatric, nontraditional pediatric, and adult patients
Alexis A Cochran1, George L Higgins, Tania D Strout
1Maine Medical Center, Department of Emergency Medicine, Portland, ME 04102, USA. Cochra@mmc.org
Insights
Intussusception occurs more frequently in non-traditional pediatric and adult age groups than previously thought. Diagnostic approaches and causes of intussusception differ significantly across age demographics.
Area of Science:
- Gastroenterology
- Pediatric Surgery
- Radiology
Background:
- Intussusception is a condition where one part of the intestine slides into another.
- Traditionally, intussusception is most common in infants and young children.
Purpose of the Study:
- To determine the incidence of intussusception in traditional pediatric, nontraditional pediatric, and adult age groups.
- To compare patient characteristics and outcomes across these age groups.
Main Methods:
- Retrospective review of patient records.
- Analysis of 95 cases of intussusception diagnosed between October 1999 and June 2008.
Main Results:
- Incidence: 61 traditional pediatric (64%), 12 nontraditional pediatric (13%), 22 adult (23%).
- Bloody stool was more common in traditional pediatric patients.
- Diagnostic imaging varied by age: CT scan most common in nontraditional pediatric and adult groups.
- Bowel resection was more frequent in traditional pediatric patients.
- Causative pathologies included adenitis (pediatric), Peutz-Jeghers polyp (nontraditional pediatric), and carcinoma (adult).
Conclusions:
- Intussusception incidence is higher in nontraditional pediatric and adult groups than previously reported.
- Symptoms, management, and causes of intussusception vary significantly with age.
- Adult intussusception requires thorough diagnostic evaluation due to potentially serious underlying causes.
Study Objectives:
We sought to determine the rate of intussusception in 3 age groups (traditional pediatric-age [T], nontraditional pediatric-age [N], and adult-age [A]) and to compare group characteristics.
Methods:
We conducted a retrospective records review for patients discharged with diagnosis of intussusception between October 1999 and June 2008.
Results:
Ninety-five cases of intussusception were diagnosed as follows: 61 T (64%), 12 N (13%), and 22 A (23%). Bloody stool was more common in T patients (P = .016). Air contrast enema (36%) and ultrasound (33%) were the most common diagnostic tests in T, whereas computed tomography was most common in N (83%) and A (68%) patients. Bowel resection occurred more often in older (T) patients (P = .001). The most frequent causative pathologic conditions were adenitis (T), Peutz-Jeghers polyp (N), and carcinoma (A) and prior gastric bypass in 10 A patients.
Conclusions:
The incidence of intussusception is substantially higher in nontraditional age groups than previously reported. Symptoms, management strategies, and causative pathologic conditions varied with age. All adults with intussusception require definitive diagnostic testing to determine the cause, given the concerning list of possibilities we observed.
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