Collection personnel MUST initial specimen container to confirm sample identity.
Minimum Collection Volume
3 mL whole blood in lavender top (EDTA)
If a lesser volume of blood is sent, the laboratory will attempt to perform the test requested. The laboratory cannot assure either a result and/or the ability to perform repeat testing and/or additional testing if the minimum volumes are not met.
Acceptable Specimen Collect Alternatives
The laboratory can obtain results for this test using different specimen types. For best results, send one of the specimen type(s) listed above. If only an alternate specimen type is available, please call the laboratory at (513) 636-4474 for more information on how to obtain and/or handle any alternate specimen types.
Specimen Preparation
Do not centrifuge (spin) tube
Storage/Transport Temperature
Store at room temperature / Use overnight shipping (protect from temperature extremes, no ice)
HOURS of OPERATION: 6 AM - 12 AM (Monday through Friday, with more limited hours on the weekend)
Unacceptable Conditions
No name on specimen container
Synonyms
PWS (PRADER-WILLI METHYLATION STUDY)
592 - PRADER-WILLI SYNDROME
Methodology
Methylation-sensitive multiplex ligation-dependent probe amplification (MS-MLPA) to test for the presence of copy number changes (deletions/duplications) and/or methylation defects in or near the Prader Willi syndrome (PWS) critical region of chromosome 15q11.
81331
Please call 1-866-450-4198 for pricing or with any billing questions.
Collection
Collect
3 mL whole blood in lavender top (EDTA)
Collection personnel MUST initial specimen container to confirm sample identity.
Minimum Collection Volume
3 mL whole blood in lavender top (EDTA)
If a lesser volume of blood is sent, the laboratory will attempt to perform the test requested. The laboratory cannot assure either a result and/or the ability to perform repeat testing and/or additional testing if the minimum volumes are not met.
Acceptable Specimen Collect Alternatives
The laboratory can obtain results for this test using different specimen types. For best results, send one of the specimen type(s) listed above. If only an alternate specimen type is available, please call the laboratory at (513) 636-4474 for more information on how to obtain and/or handle any alternate specimen types.
Specimen Preparation
Do not centrifuge (spin) tube
Storage/Transport Temperature
Store at room temperature / Use overnight shipping (protect from temperature extremes, no ice)
HOURS of OPERATION: 6 AM - 12 AM (Monday through Friday, with more limited hours on the weekend)
Unacceptable Conditions
No name on specimen container
Ordering
Synonyms
PWS (PRADER-WILLI METHYLATION STUDY)
592 - PRADER-WILLI SYNDROME
Methodology
Methylation-sensitive multiplex ligation-dependent probe amplification (MS-MLPA) to test for the presence of copy number changes (deletions/duplications) and/or methylation defects in or near the Prader Willi syndrome (PWS) critical region of chromosome 15q11.
