Abscess, Psoas

Adriane E. Bell, MD Reviewed 06/2018
 


BASICS

Collection of purulent fluid in the iliopsoas compartment; high morbidity and mortality if not promptly diagnosed and treated 

DESCRIPTION

  • The iliopsoas compartment is a retroperitoneal anatomic ...

DIAGNOSIS

Diagnosis is often difficult. 
  • CT scan is the preferred imaging modality; definitive diagnosis through image-guided drainage and culture

  • Definitive organism isolated in ~75% of cases (1)

HISTORY

TREATMENT

  • Most cases require percutaneous (PCD) or open surgical drainage and parenteral antibiotic treatment (16–20% success rate with antibiotics alone) (3,4)[B].

  • CT-guided PCD is initial procedure o...

ONGOING CARE

Following drainage, pigtail catheter placement permits continued decompression of the abscess cavity and monitoring of purulent output. 

FOLLOW-UP RECOMMENDATIONS

Most patients require 3 to...

REFERENCES

Navarro López V, Ramos JM, Meseguer V, et al. Microbiology and outcome of iliopsoas abscess in 124 patients. Medicine (Baltimore).  2009;88(2):120–130.  [View Abstract]
Shields D, Rob...

CODES

ICD10

K68.12 Psoas muscle abscess 

ICD9

567.31 Psoas muscle abscess 

SNOMED

  • 266463007 Iliopsoas abscess (disorder)

  • 235997006 Abscess iliopsoas non-tuberculous (disorder)

CLINICAL PEARLS

  • Psoas abscesses are rare, retroperitoneal collections of pus resulting from hematogenous, lymphatic, or contiguous spread of infection.

  • Primary and secondary psoas abscesses have differ...

Subscribe to Access Full Content

Sign Up for a 10-Day Free Trial

Sign up for a 10-day FREE Trial now and receive full access to all content.

 
×