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A family living with CGD.

Image of a multi-generational family sitting together looking at a cell phoneImage of a multi-generational family sitting together looking at a cell phone

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

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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

*Horizon Therapeutics 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.

Interested in CGD testing? Set up an appointment online

Speak to a healthcare provider online to get information about DHR testing.

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