Cystine Analysis at Litholink Laboratory
Label Mnemonic: CYSTINEORD
Epic Lab Code: LAB8032
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Urine
Collection Medium:
Urine - 24 hour/timed dark plastic urine container
Minimum:
24 hour urine collection with special preservative; collected by patient at home and submitted to reference laboratory via FedEx from patient's home.
Rejection Criteria:
Collections must be at least 22 hours but no longer than 26 hours. No vitamins five days prior to collection. Refrigerated urine. Determined by reference laboratory.
Comments:
CYSTINEORD is an order placement tool for provider orders. Provider determines one day collection versus two day collection.

Orders received in Mailouts via Epic In Basket will be sent to Litholink on a daily basis Monday-Friday.

Litholink Laboratory then sends kit to patient's home. Once 24 hour sample is collected; patient contacts FedEx for home pick-up and submission to Litholink Laboratory.

Results are faxed to Mailouts when completed and entered into patient's electronic medical record.

Please refer to Litholink Cystine Collection Instructions.
CPT Code:
82340-Calcium
82507-Citrate
82570-Creatinine
83986-pH
84105-Phosphorus
82131-Quantitative Cystine
84300-Sodium
81050-Timed Collection
84540-Urea Nitrogen