[Primary psoas abscess due to Streptococcus pneumoniae].
OBJECTIVE
To report to the literature a new case of primary psoas abscess.


METHODS
The patient is a 65 years old woman who suffered back and left hip pain for approximately 1 month. A CTA showed a retroperitoneal mass that involved the left Psoas. It was drained 1800 cc of purulent fluid infected by Streptococo pneumoniae.


RESULTS
In a CTA made 21 days after drainage, showed a very small residual collection.


CONCLUSIONS
Primary Psoas Abscess are a very rare entity, with a low rate of mortatility if well treated.
Alvarez Múgica
M
M
Servicio de Urología 1, Hospital Universitario Central de Asturias, Oviedo, Asturias. malvarez79@mixmail.com
Jalón Monzón
A
A
González Alvarez
R C
RC
Escaf Barmadah
S
S
Martín Benito
J L
JL
Regadera Sejas
J
J
D000368:Aged; D004322:Drainage; D005260:Female; D006801:Humans; D011008:Pneumococcal Infections / Q000000981:diagnostic imaging / Q000628:therapy; D016659:Psoas Abscess / Q000000981:diagnostic imaging / Q000628:therapy; D014057:Tomography, X-Ray Computed