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Complement Component 4

Specimen:

Collect

  • One SST

Also Acceptable:
  • One Red Top

Submit

  • 1 mL (Min:0.5 mL) Serum . Submit Refrigerated. Submit in a Standard Transport Tube.

Special Handling

  • Allow specimen to clot completely at room temperature
  • Avoid Repeated Freeze/Thaw Cycles
  • Separate from cells ASAP
  • State Age
  • State DOB

Stability

Ambient: 4 Hour(s); Refrigerated: 8 Day(s); Frozen: 3 Month(s); Incubated: Unacceptable

Methodology

  • Turbidimetric

Performed

Mon-Fri

Reported

1-3 Day(s)

CPT Codes

  • 86160

Interpretive Data

General Reference Range : 19-52 mg/dL
Male Reference Ranges
  • 0 - 1 month(s) : 4-18 mg/dL
  • 1 - 2 month(s) : 4-20 mg/dL
  • 2 - 3 month(s) : 4-19 mg/dL
  • 3 - 4 month(s) : 4-27 mg/dL
  • 4 - 5 month(s) : 4-26 mg/dL
  • 5 - 6 month(s) : 4-31 mg/dL
  • 6 - 10 month(s) : 5-27 mg/dL
  • 10 - 12 month(s) : 6-28 mg/dL
  • 12 month(s) - 1.9 year(s) : 6-29 mg/dL
  • 1.9 - 2.9 year(s) : 4-24 mg/dL
  • 2.9 - 3.9 year(s) : 5-26 mg/dL
  • 3.9 - 5.9 year(s) : 5-23 mg/dL
  • 5.9 - 8.9 year(s) : 5-23 mg/dL
  • 8.9 - 10.9 year(s) : 5-29 mg/dL
  • 10.9 - 150 year(s) : 19-52 mg/dL

Female Reference Ranges
  • 0 - 1 month(s) : 4-18 mg/dL
  • 1 - 2 month(s) : 4-20 mg/dL
  • 2 - 3 month(s) : 4-19 mg/dL
  • 3 - 4 month(s) : 4-27 mg/dL
  • 4 - 5 month(s) : 4-26 mg/dL
  • 5 - 6 month(s) : 4-31 mg/dL
  • 6 - 10 month(s) : 5-27 mg/dL
  • 10 - 12 month(s) : 6-28 mg/dL
  • 12 month(s) - 1.9 year(s) : 6-29 mg/dL
  • 1.9 - 2.9 year(s) : 4-24 mg/dL
  • 2.9 - 3.9 year(s) : 5-26 mg/dL
  • 3.9 - 5.9 year(s) : 5-23 mg/dL
  • 5.9 - 8.9 year(s) : 5-23 mg/dL
  • 8.9 - 10.9 year(s) : 5-29 mg/dL
  • 10.9 - 150 year(s) : 19-52 mg/dL

Components

  • 2357 - COMPLEMENT C4
Last Updated: October 7, 2024 @ 9:13 am

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Common Lab Definitions

  • Serum 
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  • STT