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PBG deaminase, RBC-994

Test info

Test name:

PBG deaminase, RBC

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Acute intermittent porphyria
AIP
HMBS (Hydroxymethylbilane synthase)
Hydroxymethylbilane synthase (HMBS)
Uroporphyrinogen I synthase

Specimen

Patient preparation information:

Patient should abstain from alcohol for 24 hours prior to specimen collection

Specimen type:

Sodium heparin (Na hep) whole blood

Collection container:

Dk green Sodium heparin (Na hep), no gel

Volume:

7.0 mL

Minimum volume:

3.0 mL

Collection instructions:

Place specimen on wet ice immediately after collection

Processing instructions:

Submit entire tube, unopened

Transport container:

Dk green Sodium heparin (Na hep), no gel

Alternate specimen type:

EDTA whole blood
Lithium heparin (Li hep) whole blood

Alternate collection container:

Lavender (EDTA), 4mL

Dk green Lithium heparin (Li hep) tube, no gel

Required forms/information:

Include a list of medications patient is currently taking

Transport and stability:

Refrigerated (strict) - 7 days

Frozen - NO

Ambient - NO

Performance

Performing lab:

Mayo Clinic Laboratories (PBGD/88925): R-NX

Days set up:

Mo, We, Fr

TAT:

2 - 4 days

Method:

Enzymatic End Point/Spectrofluorometric

Clinical and Interpretive info

Reference ranges:

≥ 7.0 nmol/L/sec

Billing

CPT codes:

82657

Tracking

Date created:

12/11/2007

Revised date:

11/14/2018