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Organ Weight Reference Ranges for Ages 0 to 12 Years

D Kimberley Molina1, Kathy Pinneri2, John A Stash3

  • 1From the Bexar County Medical Examiner's Office, San Antonio.

The American Journal of Forensic Medicine and Pathology
|April 11, 2019
PubMed

Insights

This study establishes new reference ranges for organ weights in children aged 0-12 years, using body length as the primary predictor. These updated pediatric organ weight ranges are crucial for accurate autopsy interpretation.

Area of Science:

  • Forensic Pathology
  • Pediatric Autopsy
  • Biostatistics

Background:

  • Abnormal organ weights are key indicators of disease in forensic pathology.
  • Current pediatric organ weight reference ranges are outdated, stemming from studies in the 1930s and 1960s.
  • Accurate organ weight assessment is vital for pediatric autopsy interpretation.

Purpose of the Study:

  • To establish current, accurate reference ranges for organ weights in children.
  • To provide updated data for pediatric forensic autopsy examinations.
  • To identify reliable predictors for pediatric organ weight.

Main Methods:

  • Retrospective analysis of 1759 pediatric cases (0-12 years) with traumatic deaths.
  • Statistical analysis to determine predictors of organ weight.
  • Development of reference ranges stratified by age and body length.

Main Results:

  • Body length was identified as the most significant predictor of organ weight in children.
  • New reference ranges for pediatric organ weights were successfully established.
  • Data stratified by both age and body length for enhanced clinical utility.

Conclusions:

  • Updated organ weight reference ranges are essential for accurate pediatric autopsy.
  • Body length is a critical factor in determining normal organ weights in children.
  • This study provides a valuable resource for forensic pathologists and medical examiners.

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