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Albumin, pericardial, peritoneal or pleural fluid-950

Test info

Test name:

Albumin, pericardial, peritoneal or pleural fluid

Test number:

950

Excellian order number:

82042.0

Abbreviation:

ALF

Useful for:

Peritoneal:

SAAG (Serum-Ascites albumin gradient) ≥ 1/1 g/dL indicates portal hypertension

Pleural:

SEAG (Serum-effusion albumin gradient) > 1.2 g/dL is consistent with a transudative process and may be more accurate in patients receiving diuretic therapy.

Specimen

Specimen type:

Fluid - pericardial, peritoneal or pleural

Collection container:

Sterile container

Volume:

1.0 mL

Minimum volume:

0.5 mL

Processing instructions:

Spin and separate:

Centrifuge 5-10 minutes to remove cellular material.
Transfer supernatant to a False bottom plasma/serum transport vial/tube (AHL)
Refrigerate

Transport container:

False bottom plasma/serum transport vial/tube (AHL)

Required forms/information:

Indicate source of fluid on container and order

Transport and stability:

Refrigerated - 5 days

Reason for rejection:

Improper labels (unlabeled or mislabeled)
Hemolysis (some procedures)
Delay in transport
Improper storage temperature affecting results
Improper container
Leaking container resulting in compromised specimen
Quantity not sufficient (QNS)

Performance

Performing lab:

AHL - Chemistry: C

Days set up:

Daily

TAT:

1 day

Method:

Bromcresol Green, Photometric

Clinical and Interpretive info

Reference ranges:

Undefined

Billing

CPT codes:

82042

Tracking

Date created:

12/30/2004

Revised date:

02/03/2021

Review date:

01/04/2024