Krebs von den Lungen-6
Ordering Recommendation
May aid in the evaluation of lung inflammation or injury in various types of interstitial lung disease (ILD).
Methodology
Quantitative Immunoturbidimetry
Performed
Thu
Reported
1-8 days
New York DOH Approval Status
Specimen Required
Serum separator tube (SST) or plain red
Allow specimen to clot completely at room temperature. Separate from cells ASAP or within 2 hours of collection. Transfer 1.5 mL serum to ARUP standard transport tube. (Min: 0.5 mL)
Refrigerated
Hemolyzed, hyperlipemic, icteric, heat-treated, or contaminated.
Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 month
Reference Interval
0-500 U/mL
Interpretive Data
Krebs von den Lungen-6 (KL-6) is an indicator of lung inflammation or damage. Elevated levels are associated with various types of interstitial lung diseases (ILD).
Abnormal KL-6 results should be interpreted in the appropriate clinical context. A negative result does not rule out ILD.
Laboratory Developed Test (LDT)
Note
Samples with results greater than 10,000 U/mL will be diluted to the maximum reportable range (>40,000 U/mL).
Hotline History
CPT Codes
83520
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
3001867 | Krebs von den Lungen-6 | 93369-7 |
Aliases
- ILD
- interstitial lung disease
- KL 6
- KL6
- Lung inflammation
- Lung Injury