The way to know how well patients’ cystine-depleting therapy (CDT) is working is through regular white blood cell (WBC) cystine level testing. To help monitor cystine levels, Amgen will provide …

Request a WBC Cystine Level Collection Kit. To monitor an individual's cystine levels and the effectiveness of their cystine-depleting therapy (CDT), Amgen can provide a white blood cell …

Request more information on a dihydrorhodamine (DHR) collection kit to test for chronic granulomatous disease (CGD) in a patient or to determine CGD.

for your WBC cystine level test Today, you received the following cystine level collection kit from your doctor (check one): Granulocytes (UCSD) Mixed leukocytes (Baylor Genetics) This test …