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Image of a multi-generational family sitting together looking at a cell phone Image of a multi-generational family sitting together looking at a cell phone
A family living with CGD Blaze, does not have CGD Lakisha,
X-linked carrier and mother of Markeyah Markeyah, X-linked carrier and mother of Brodie and Blaze Brodie, born with CGD
A family living with CGD.

The DHR test is a blood test and the genetic test can be done with a sample of blood, skin, hair, or saliva. There are no-cost testing options that can be ordered through your doctor for both DHR and genetic tests.

Icon of blood in test tubes for dihydrorhodamine (DHR) testing

DHR testing

Icon of genetic testing results

Genetic testing

Sample type Blood Blood, skin, hair, or saliva
Timeframe for results ~1-2 weeks ~3-4 weeks
Appointment needed? Yes Yes
Where do I go for the test? Your CGD specialist will direct you to a lab specialist Your CGD specialist will order the test and provide further instructions
Is a non-related healthy donor also needed for the test? Yes No
Test results - Risk of infection (DHR level)
- Carrier status
- Type of CGD (X-linked/autosomal recessive)
- Likely confirms if the person has CGD
- Type of CGD (X-linked/autosomal recessive)
Test cost $0* $0*
See what the results could reveal See how to qualify

*Amgen offers no-cost testing for CGD. Some institutions may use different tests where a patient could be billed. Talk to your doctor to make sure you know which test you are taking.