The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK

SCA1 (Spinocerebellar Ataxia Type I), DNA Testing
Order Code: SCA1
Epic Lab Code: LAB4078
Order Form: A-1a Miscellaneous Request or Epic Req 		  Commercial "Mail-out" Laboratory
6240 RCP
356-3527 
Specimen:
 
Whole Blood
Collection Medium:
Lavender top tube (EDTA) 


Alternate
Collection Media:


Pink top tube (EDTA sprayed)


Minimum:


20 mL whole blood


Rejection Criteria:


Collect Monday through Thursday only; sample must arrive in lab by 
1500.  Do not collect the day before a holiday.


Analytic Time:


2 weeks


Reference Range:


Less than or equal to 35 CAG trinucleotide repeats


Comments:


Please print, complete, and submit the following forms with the 
appropriate signatures and the correct sample type:

Athena Commercial Insurance Test Requestion

Advance Beneficiary Notice and the A-1a Miscellaneous Request.


Methodology:


Polymerase Chain Reaction (PCR) and Fragment Analysis by Capillary 
Electrophoresis


CPT Code:


83891, 83898, 83904, 83909, 83912




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Updated: 08/11/2008

Note: The information contained in this handbook is  
            for use by personnel of University of Iowa Health Care. 
            No other use is implied or intended.