Cystic Fibrosis

at the University of Maryland School of Medicine (UMSOM)

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Screening for Cystic Fibrosis (CF)

Test Mnemonic Ashkenzai CF
Detection mutations in the chloride channel transmembrane regulatory protein (CFTR)*
Methodology Real-time PCR and FRET analysis
Service  Monday - Friday.
Turn Around Time 21 days.
Collection Tubes EDTA (lavender top) or ACD (yellow-top) 

Note: Heparinized samples cannot be used.

Specimen Requirements

Whole blood (min. 10 mL)  

Special Instructions:  Store and transport at room temperature; Specimen must be received within 48 hours of collection; Plasma may be stored frozen at -20°C for 72 hours or -80°C indefinitely. 

Please complete the Diagnostic Service Request Form (shown below) and forward it with the specimen.

Rejection Criteria:  Heparinized specimen.  Plasma left on cells for >3 hours.

Reference Range Per interpretation
Contact tel: 410-706-0513; fax: 410-706-8623

                             *, we test the 25 most common CFTR mutations recommended by the The American College of Obstetrics and Gynecology (ACOG).


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Last updated: 05/10/13

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