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

Angelman Syndrome
Order Code: AS
Epic Lab Code: LAB2443
Order Form: A-1a Molecular Pathology/Diagnostics or Epic Req 		  Molecular Pathology
6004 BT GH
384-9568 
Specimen:
 
Whole Blood
Collection Medium:
Lavender top tube (EDTA) 


Minimum:


Adults - 3 mL whole blood in lavender top tube (EDTA)
Children - 2 mL whole blood in lavender top tube (EDTA)
Testing on smaller volumes than those requested will be attempted.  
However, in some cases, small blood volumes may compromise the ability 
to perform testing.
Testing requires a dedicated collection tube.


Delivery Instructions:


Room temperature up to 24 hours.  Refrigerate overnight, 
weekends and holidays.


Testing Schedule:


Weekly


Analytic Time:


21 days


Reference Range:


Angelman syndrome - absent maternal 15q12


Methodology:


Southern Blot (Methylation detection)


CPT Code:


83890, 83892, 83894, 83896, 83897, 83912


 


See also:
Chromosomal Analysis, Peripheral Blood, Cord Blood
Fluorescence In-Situ Hybridization (FISH-Microdeletion), Peripheral Blood, Bone Marrow, Fibroblasts, Other Tissue
Prader-Willi Syndrome, Whole Blood




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Updated: 02/09/2007

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.