Chitotriosidase (CHITO) for Gaucher clinical drug monitoring
Order Code: GENCHITO
Epic Lab Code: LAB2845
Order Form: A-1a Miscellaneous Request or Epic Req
Commercial Mail-out Laboratory
6240 RCP
356-3527
Specimen:
Serum
Collection Medium:
Red top tube
Minimum:
Preferred Pediatric minimum: 2.0 mL serum Absolute Pediatric minimum: 1.0 mL serum
Rejection Criteria:
Specimens must be received at reference laboratory within 4 days of specimen collection; do not collect on Fridays, holidays, day before a holiday, or weekends.
Analytic Time:
1 week upon receipt at reference laboratory
Reference Range:
4 - 120 nmoles/hr/mL: median=22 nmoles/hr/mL
Comments:
The Chitotriosidase fluorometric enzyme assay uses 4-methylumbelliferyl-beta-D-triacetylchitotrioside as substrate. Testing used for patients on Cerezyme (part of Gaucher Disease clinical drug monitoring including ACE, TRAP and CHITO).
Methodology:
Fluorometric enzyme assay
CPT Code:
82657, 84155