When is ultrasonography-guided aspiration indicated in the workup of transient synovitis (TS)?

Updated: Dec 20, 2018
  • Author: Christine C Whitelaw, MD; Chief Editor: Lawrence K Jung, MD  more...
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Perform aspiration with ultrasonographic guidance in all individuals in whom ultrasonography has exhibited evidence of an effusion and any of the following predictive criteria are present:

  • Temperature greater than 99.5°F

  • ESR greater than or equal to 20 mm/h

  • Severe hip pain and spasm with movement

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