C-1-Esterase Inhibitor Panel
0050139
Ordering Recommendation
Submit With Order
Mnemonic
C1 INH PAN
Methodology
Immunoturbidimetry/Semi-Quantitative Enzyme-Linked Immunosorbent Assay/Quantitative Nephelometry
Performed
Sun-Sat
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer three 1 mL aliquots of serum to individual ARUP Standard Transport Tubes and freeze immediately. (Min: 0.5 mL/tube)  
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.  
Unacceptable Conditions
Non-frozen specimens.  
Remarks
 
Stability
Refer to individual components.  
Reference Interval
Test Number Components Reference Interval
0050140C1-​Esterase Inhibitor 21-​39 mg/dL
0050141C1-​Esterase Inhibitor Functional 68% or greater: Normal
41-​67%: Indeterminate
40% or less: Abnormal
0050155Complement Component 4
0-​30 days: 8-​30 mg/dL
1 month: 9-​33 mg/dL
2 months: 9-​37 mg/dL
3 months: 10-​35 mg/dL
4 months: 10-​49 mg/dL
5 months: 9-​48 mg/dL
6 months: 12-​55 mg/dL
7-​8 months: 13-​48 mg/dL
9-​11 months: 16-​51 mg/dL
1 year: 16-​52 mg/dL
2-​4 years: 12-​47 mg/dL
5-​11 years: 13-​44 mg/dL
12-​17 years: 14-​41 mg/dL
18 years and older: 10-​40 mg/dL
Interpretive Data
Note
CPT Code(s)
86160 x2; 86161
Components
Component Test Code*Component Chart Name
0050140C-1-Esterase Inhibitor
0050141C-1-Esterase Inhib. Functional
0050155Complement Component 4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Cross References
  • C1
  • C1 esterase inhibitor
  • C1 esterase inhibitor, functional
  • C1 inhibitor
  • C1-inh
  • C4
  • Complement Component 4