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Test Code HQ HemoQuant, Feces

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Fecal


Specimen Required


Patient Preparation: Patient should refrain from ingesting red meat and aspirin-containing products (eg, Excedrin, Aspirin) for 3 days prior to specimen collection.

Collection Container/Tube: Hemoquant Specimen Collection (T134)

Submission Container/Tube: Screw-capped tube

Specimen Volume: 1 g

Collection Instructions: Collect random specimen from a single defecation.


Specimen Minimum Volume

1 g

Specimen Stability Information

Specimen Type Temperature Time Special Container
Fecal Refrigerated (preferred) 7 days
  Ambient  7 days
  Frozen 

Reference Values

Normal:

≤2.0 mg total hemoglobin/g feces

 

Marginal:

2.1-4.0 mg total hemoglobin/g feces*

*2.1-4.0 mg Hb/g is considered marginally elevated, but not clinically significant, if red meat, warfarin, or aspirin was ingested 72 hours prior to collection.

 

Elevated:

>4.0 mg total hemoglobin/g feces

CPT Code Information

84126

Specimen Retention Time

14 days

Reject Due To

Gross hemolysis OK

Day(s) Performed

Monday through Saturday

Report Available

1 to 2 days