This information if found on the Shwachman-Diamond America Website.
SBDS genetic testing is currently available in two labs in the United States.
Ambry Genetics
The Ambry Test is a full gene sequence analysis of the SBDS gene.
Ambry FAQ: What is the turnaround time for the Ambry Test: SDS?
Results are reported in 10-21 days
GeneDx
GeneDx FAQ: Turn-Around Time:
Mutation detection in a new patient Approx. 6 weeks
Testing of a relative for one specific mutation* 3-4 weeks
Testing of a relative for two specific mutations*= 3-4 weeks
Prenatal diagnosis for specific known mutations* Approx. 2 weeks