CPT 4 Code: 84210

Test Order Mnemonic: LACPYR

Lab: Clinical Chemistry

Request Form: Special Chemistry Form 2

Patient Preparation: Fasting

Collection: By Appointment Only,  telephone 409-772-9234

Storage Instructions: CANNOT BE STORED.

Causes for Rejection: Blood not immediately acid precipitated

Availability: By Appointment Only, telephone 409-772-9234

Turnaround Time: 48 hours

Special Instructions: Laboratory personnel must be present during specimen collection

Specimen: Blood

Volume: 2.5 mL blood

Minimum Volume: 2 mL blood

Container: Provided by the laboratory

Reference Ranges: Lactic: 8.3-18.6 mg/dL; Pyruvic: 0.54-0.99 mg/dL; L/P Ratio: 13.5-23.2

Critical Value: L/P Ratio >25.7

Reviewed/revised April 2007 by P. Harris