XIST FISH

Alphabetical Test listing

XIST FISH-4280F

  
XIST FISH
  
4280F
  
LAB4280F
  
CYG
  
X Inactivation-specific transcript
Xq13.2
X Chromosome inactivation center
XIC
  

Detects the presence of the XIST gene (Xq13.2)

  
Sodium heparin (Na hep) whole blood
  
  
5.0 mL
  
2.0 mL
  

Only 1 tube is needed if both Chromosome and FISH tests are ordered

Cytogenetics Specimen Collection

  

Submit tube unspun

 

Test Ordering For Excellian Users:
Order test place holder according to specimen type.
Answer the questions in Excellian to select the test name and complete the test order.

Specimen = Congenital Blood (LAB4280F)

For prenatal diagnosis, please call the lab and discuss with the Cytogenetics lab director.

  

Dk green Sodium heparin (Na hep), no gel

  
Sodium heparin (Na hep) Cord blood
  
2.0 mL (1.0 mL minimum)
  

Ambient - Do not heat or freeze

  
AHL - Cytogenetics: Z
  
Mo - Fr
  
14 days
  

Fluorescence in situ Hybridization (FISH)

  

An interpretive report will be provided

  
88271 x2
88273
88275
88230 - Culture (if appropriate)
  
Yes
  
  
08/17/2015
  
09/01/2015