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HELICOBACTER PYLORI RAPID UREA

Mnemonic

RAPID UREA

Synonym

CLO test - Rapid Urea

Guidelines

This test is used for the presumptive diagnosis of Helicobacter pylori infection from gastric biopsies. Have CLO test slide available at the time of the biopsy for immediate inoculation.

Specimen Collection Requirements

Patient Preparation

Discontinue antibiotic and bismuth use 3 weeks before biopsy. Discontinue proton pump inhibitors 2 weeks before biopsy.

Collect

Biopsy at least 2 cm away from pylorus along the lesser or greater curve of the antrum

Handling

Use a standard biopsy forcep, push biopsy into gel on CLO test slide. Make sure the biopsy is completely immersed in gel. Record time of inoculation on the slide. CLO test slides are available from Legacy Laboratories. Store at 2-8°C.

Minimum Volume

1 inoculated CLO test slide

Transport

Room temperature, ASAP

Rejection Criteria

Frozen specimen, formalin type preservative contamination

Stability

Ambient: 72 hours; Refrigerated: Unacceptable; Frozen: Unacceptable

Testing Information

Performed

7 days/week

Reported

1-24 hours

Method

Modified Urea Agar

Reference Values

Reference Values

Negative

CPT Codes

87081

Last Updated: Thursday, January 5, 2017 03:41:09 AM


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