Cerebrotendinous Xanthomatosis (CTX)
Dried Blood Spot Test Kit:

A 7α, 12α -Dihydroxy-4-cholesten-3-one biomarker test provided by Oregon Health & Science University’s (OHSU) Sterol Analysis Laboratory

Retrophin offers a free patient CTX Dried Blood Spot Test in the United States. This resource is provided at no cost to qualifying patients, physicians, or payers.* It is easy to use and can help diagnose CTX.

How to order the CTX Dried Blood Spot Test Kit

Create your profile (US physicians Only)
Order your collection kit
The kit will be delivered within 48 hours
Send completed kit back to OHSU
Receive results in approximately 2 weeks

Collection Kit

*Log in for more information on eligibility for waiving the cost of the program.

Program may be canceled or changed at any time.