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Transient synovitis of the hip

Last reviewed: 12 Nov 2024
Last updated: 06 Dec 2022

Summary

Definition

History and exam

Key diagnostic factors

  • limited movement
  • pain
  • limp
  • positive log roll
Full details

Other diagnostic factors

  • abducted and externally rotated hip
  • fever
Full details

Risk factors

  • 2 to 12 years of age
  • male sex
  • history of recent viral illness
Full details

Diagnostic tests

1st tests to order

  • CBC
  • erythrocyte sedimentation rate
  • CRP
  • radiograph
Full details

Tests to consider

  • ultrasound
  • MRI with contrast
Full details

Treatment algorithm

ACUTE

all patients

Contributors

Authors

Ishaan Swarup, MD, FAAOS, FAAP

Assistant Professor of Clinical Orthopaedic Surgery

Director, Pediatric Orthopaedic Trauma

Associate Fellowship Director, Pediatric Orthopaedic Surgery

University of California

San Francisco

CA

Disclosures

IS is the author of a reference cited in this topic.

Acknowledgements

Dr Ishaan Swarup would like to gratefully acknowledge Professor James McCarthy and Dr Jaime Denning, previous contributors to this topic.

Disclosures

JM is a board member for the Pediatric Orthopaedic Society of North America. He has given workshops at annual teaching meetings for DePuy Synthes, received royalties from Lippincott Williams & Wilkins for editing a book, and received grant and travel money from Nuvasive. JM has worked as a consultant for Nuvasive within the past 5 years, and frequently gives academic ground rounds lectures. JD declares that she has no competing interests.

Peer reviewers

Norm Otsuka, MD

Assistant Chief of Staff

Shriners Hospital for Children

Los Angeles

CA

Disclosures

NO declares that he has no competing interests.

Michael Smith, MB, BChir, FRCS

Consultant Orthopaedic Surgeon

Department of Orthopaedics

Guy's & St Thomas' Hospital

London

UK

Disclosures

MS declares that he has no competing interests.

Peter Cundy, MBBS, FRACS

Head of Orthopaedic Surgery

Women's & Children's Hospital

Adelaide

Australia

Disclosures

PC declares that he has no competing interests.

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