Abbrev Code:LYSO   
Order Code:LAB4190Order Name:Lysozyme
Methodology:Enzyme-linked immunosorbent assay
CPT Codes: 85549 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-5 days.

Collection Instructions

Optimal Volume:2 mL blood
Minimum\Peds Volume:1 mL blood
Container:Red or gold (gel)
Alternate Containers: Red (no gel)
Causes for Rejection:Urine or other body fluids. Hemolyzed, lipemic, icteric or contaminated specimens. Room temperature specimens.

Processing and Shipping

Specimen Processing:Separate serum from cells within 2 hours of collection. Aliquot 1 mL, 0.4 mL minimum, serum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:5 days refrigerated; 1 month frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2012039


Reference Range:Less than or equal to 2.75 ug/mL
Use:Serum and urine lysozyme levels may be elevated in acute myelomonocytic leukemia (FAB-M4), chronic myelomonocytic leukemia (CMML), and chronic myelocytic leukemia (CML). Increased serum lysozyme activity is present in tuberculosis, sarcoidosis, megaloblastic anemias, acute bacterial infections, ulcerative colitis, regional enteritis,and Crohn disease. Elevated levels of urine and serum lysozyme occur during severe renal insufficiency, renal transplant rejection, urinary tract infections, pyleonephritis, glomerulonephritis and nephrosis.

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