Test
Name

Urobilinogen,
Urinalysis

Test Code

378

Unit

mg/dL

Station

Urinalysis

Synonym Name/Abbreviation

UBG

CPT Code

81003

Performing Facility

American Medical Labs, Herzliya
Pituah

Analyzer

Roche Miditron-M

Test Method

Combur-10 Urine Stick ( Reflectance photometer;
Semi-quantitative)

AML Preferred Tube

Routine urinalysis leakproof tube or container, BD urine
transport tube, or sterile urine cup.

Storage Instructions

Examination of urine with test strips must be performed
within 2 hours of collection.Transport refrigerated up to 24 h.

Protect from light. Do not add
preservatives.

Min. Volume

10 mL random urine

Turn-Around-Time

One day.

Intended Use

Urobilinogen is formed by bacterial reduction from bilirubin
secreted into intestine with the bile. Urobilinogen in urine is used to
detect disturbances in liver function (chronic hepatitis, cirrhosis, toxic
liver damage, liver hypoxia, liver tumors), hemolytic diseases  with increased degradation of
haemoglobin.

Limitations

Protect from light. Nitrite and formaldehyde in high
concentrations may interfere.

Patient Preparation

A voided specimen is usually acceptable. If specimen is
likely to be contaminated, a clean catch midstream specimen is
desirable.

Reasons for Rejection

Specimen not protected from light; specimen collected more
than 2h before or not refrigerated.

Adult Reference Ranges

 Normal
(<1mg/dL)