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Test Code LAG Legionella Urinary Antigen

Specimen Type

Urine, random sample

Container/Tube

Sterile container. Boric acid transports are acceptable.

Offsite Collection Instructions

See UCMC collection instructions
below.

Turnaround Time

1 hr within receipt of specimen in Microbiology lab Monday
through Sunday

Test Includes

Legionella pneumophila Group 1 antigen only

UCMC Collection Instructions

Specimen Source: Clean voided, clean catch.
Early morning specimen is best.
 

Specimen Collection:
Female Cleansing Instructions: Stand in a squatting
position
over the toilet. Separate the folds of the skin around the
urinary
opening. Cleanse the area around the opening with the first
castile
soap towelette. Repeat using a second clean towelette. Urinate
the
first portion of urine into the toilet. As you continue to
urinate,
bring the collection cup into the midstream to collect the
urine
sample. Do not touch the inside or lip of the cup. Urinate the
remainder of urine into the toilet. Place the blue cap onto the
BD
Vacutainer Urine Collection Cup. Return the sample of the
healthcare worker.
 

Male Cleansing Instructions: Cleanse the end of the
penis
with the first castile soap towelette beginning at the urethral
opening and working away from it (the foreskin of an
uncircumsized
male must be retracted). Repeat using a second clean towelette.
Urinate the first portion of urine into the toilet. As you
continue
to urinate, bring the collection cup into the midstream to
collect
the sample. Do not touch the inside or lip of the cup. Urinate
the
remainder of urine into the toilet. Place the blue cap onto the
BD
Vacutainer Urine Collection Cup. Return the sample to the
healthcare worker.
 

Specimen transfer: Peel back the paper on
the
lid of the blue cap container. Invert the grey top tube and push
it
onto the needle in the opening on the blue cap. Once it is
filled,
remove and invert several times to mix with the preservative.
Invert the yellow top tube and push it onto the needle in the
opening on the blue cap. Remove. Label both tubes. Discard blue
cap
in a sharps container. If volume is <3.5 mL, a sterile,
wide-mouthed container, tightly sealed is acceptable.

 

Specimen Transport: For sterile containers
— Must be received in Microbiology laboratory for plating
within 2 hrs of collection unless refrigerated. For Grey top
tube,
within 48 hrs with or without refrigeration.

 

Microbiology Specimen Collection Tables
Please see link  for Microbiology
Specimen Collection Tables
;

  • Category “Urine”, Table 1 BACTERIOLOGY, CHLAMYDIA,
    MYCOLOGY,
    MYCOBACTERIOLOGY (AFB),
    VIROLOGY

Fee Code

30687449

DAY(S) AND TIME(S) PERFORMED

Monday through Sunday

STAT DAY(S) AND TIME(S) PERFORMED

Not Available

CPT

87449

Method Name

Immunochromatographic assay

Reference Values

Negative