Lysozyme
Label Mnemonic: LYSO
Epic Lab Code: LAB3526
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
Preferred Minimum: 1 mL serum
Absolute Minimum: 0.4 mL serum
Rejection Criteria:
Hemolyzed, lipemic, icteric, or contaminated specimens.
Delivery Instructions:
Submit specimen to laboratory as soon as possible after collection.
Turn Around Time:
1-5 days upon receipt at reference laboratory
Reference Range:
0.00-2.75 μg/mL
Comments:
Serum 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 serum lysozyme occurs during severe renal insufficiency, renal transplant rejection, urinary tract infections, pyelonephritis, glomerulonephritis, and nephrosis.
Methodology:
Quantitative Enzyme-Linked Immunosorbent Assay
CPT Code:
85549