Mesenteric lymphadenopathy in children examined by US for chronic and/or recurrent abdominal pain

Natalie Vayner1, Alexander Coret, Gabriel Polliack

  • 1Institute of Imaging, Maccabi Health Care Services, Mered street 27, Tel Aviv, Israel.

Pediatric Radiology
|September 19, 2003
PubMed

Insights

Mesenteric lymphadenopathy is common in children with recurrent abdominal pain, often being the sole abnormal finding on ultrasound (US). This study assessed its prevalence in pediatric patients undergoing abdominal US.

Area of Science:

  • Pediatric Radiology
  • Gastroenterology

Background:

  • Recurrent abdominal pain is a common pediatric complaint.
  • Ultrasound (US) is frequently used to evaluate for organic causes of abdominal pain in children.

Purpose of the Study:

  • To determine the prevalence of mesenteric lymphadenopathy in children experiencing recurrent abdominal pain.
  • To compare US findings in children with recurrent abdominal pain to a healthy control group.

Main Methods:

  • A prospective study involving 189 children with recurrent abdominal pain and 73 controls.
  • Abdominal US with graded compression was performed, noting lymph node characteristics and location.
  • Patients were followed for up to one year, with repeat US in a subset.

Main Results:

  • Mesenteric lymphadenopathy was identified in 61.4% of children with recurrent abdominal pain, significantly higher than the 9.6% in controls (P<0.001).
  • The prevalence was higher in younger boys, with nodes predominantly in the right lower quadrant.
  • Additional abnormal US findings were noted in 14.2% of the study group versus 6.8% in controls.

Conclusions:

  • Mesenteric lymphadenopathy is a frequent finding on abdominal US in children with recurrent abdominal pain.
  • It is often the only abnormal sonographic finding, highlighting its significance in this population.
Abstract

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