Psoas abscess associated with renal pathology in children
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Updated: Nov 1, 2026

Posterior Approach for Debridement of the Psoas Abscess
Published on: March 2, 2020
C P Driver1, P R Renshaw, G G Youngson
1Department of Paediatric Surgery, Royal Aberdeen Children's Hospital, Cornhill Road, Aberdeen AB9 2ZD, Scotland.
Insights
Pyogenic psoas abscess in children typically stems from Staphylococcus aureus. This study highlights three cases where secondary psoas abscesses were linked to underlying kidney issues.
Area of Science:
- Pediatric infectious diseases
- Nephrology
- Surgical pathology
Background:
- Pyogenic psoas abscess is a serious infection in children.
- Staphylococcus aureus is the most common causative agent.
- Primary abscesses are often hematogenous or direct spread.
Observation:
- Three pediatric cases of secondary psoas abscess were identified.
- These abscesses were associated with underlying renal pathology.
- The causative organisms varied, differing from typical primary cases.
Findings:
- Secondary psoas abscesses can arise from renal pathology.
- Underlying kidney disease is a critical factor in these cases.
- This presentation differs from the common primary Staphylococcus aureus etiology.
Implications:
- Clinicians should consider renal pathology in pediatric psoas abscess diagnosis.
- Further investigation into the link between renal disease and psoas abscess is warranted.
- This finding may alter diagnostic and treatment approaches for pediatric psoas abscess.
Abstract:
Pyogenic psoas abscess in children is most commonly a primary disease process associated with Staphylococcus aureus. We report three cases of secondary psoas abscess associated with underlying renal pathology.
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