University of Iowa
Diagnostic Laboratories
(UIDL) Test Directory

319-384-7212 (local)
1-866-844-2522 (toll free)


Occult Blood Screen Order Code: GUAIAC
Order Form: Laboratory Requisition
Specimen:
Fecal
Collection Medium:
Miscellaneous container; contact laboratory
Minimum:
Hemoccult card with specimen applied
Rejection Criteria:
The laboratory will only accept the Hemoccult card with the specimen 
applied.  Stool specimens will not be accepted and will be returned to 
the sending area.
Testing
Schedule:
24 hrs/day, 7 days a week, including holidays.
Analytic Time:
20 minutes
Reference Range:
Negative
Comments:
This test is offered in the Core Lab (6240 RCP) and the Family Care 
Center Lab (01250 PFP).  The laboratories will not stock the card, only 
the reagents to perform the test.

Expected TAT:  20 minutes

Please print, complete and submit the Advance Beneficiary Notice 
(ABN) along with the Laboratory Requisition before shipping the 
specimen.
Methodology:
Guaiac
Sample
Processing:
Please call Mailout Coordinator (319-356-8626) or Client Services 
Coordinator (319-384-7212) for special instructions.
Sample
Storage:
Ambient or Room Temperature.
Transport
Instructions:
Place specimen into zip-lock type bag, seal bag.
Place requisition into outside pocket of bag.
Ship at ambient temperature.
Instructions:
Submit on Hemmoccult or Seracult card.  Label with patient's name and 
date of collection.
CPT Code:
82270

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Updated: 03/02/2007