| Laboratory: | Genomics | 
| Test Name: | 
			 CADASIL - NOTCH3 GENE - (B) 
	Test Code:
	MD
 
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| Clinical Information: | 
			
	 Patients (>35 years of age) must have an abnormal brain MRI that is characteristic of CADASIL prior to NOTCH3 gene analysis. 
		Testing for asymptomatic patients can only be ordered by a Medical Geneticist who sees patients for pre- and post- counselling. For more information see: http://www.ncbi.nlm.nih.gov/bookshelf/br.fcgi?book=gene&part=cadasil  | 
	
| Collection Devices: | 
			 Preferred Device:  
		
	
	
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| Specimen Required: | 
			
	 
			
				Blood: 8.0 mL
			
		 
		Specimen must be kept at room temperature.  | 
	
| Referral: | 
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| Requisition: | |
| Reference Values: | 
				
	 An interpretive report will be sent. 
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| Availability: | 
			 Within 12 Weeks 
			
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| See Also: | |
| More Information: | 
			
	 Do NOT centrifuge.  Specimen is forwarded to Health Sciences Centre - MS5 for analysis.  Store and ship specimens at room temperature.  Specimens sent for Molecular tests are not to be used for other tests (ie. CBC). 
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