LIS Test Code

CALFE

CPT Codes

83993

Test Turnaround Time

5 days

Tests Included

Calprotectin

Performing Lab

Carle Foundation Hospital Lab

Performing Lab Section

Chemistry

Phone Number

217-383-3429

Synonyms

  • Calprotectin

Collect

Sterile cup

Specimen Volume (Preferred)

5 grams

Pediatric Collection

Minimum 1 gram

Special Handling (collection to receipt in lab)

Stool specimens should be received within 10 days of collection.

Processing Instructions

Store refrigerated until testing takes place.

Storage/Transport Temperature

Store and transport at room temperature. Stool specimens should be received by the laboratory within 10 days of collection.
Refrigerated storage and transport is acceptable.

Stability

Stool specimens should be received within 10 days of collection.

Specimens may be stored in freezer at -20C or below for up to one year.

Extracted sample storage: Samples may be stored at 2-8ºC for up to 4 days before testing. If samples will not be tested within 4 days, freeze stored samples at -20ºC for 3 months.

Specimen Retention

48 Hours

Unacceptable Conditions

Refer to Standard Operating Procedure

Reference Interval

Concentration  Interpretation
< 27.2 - 50 mg/kg Normal
50 - 120 mg/kg Borderline
> 120 mg/kg Abnormal

Methodology

Quantitative ELISA with colorimetric detection

Review Date

Initial Entry 2/17/25 - J. Whiteaker
Annual Review 7-8-25 Becky Watson
Ordering

LIS Test Code

CALFE

CPT Codes

83993

Test Turnaround Time

5 days

Tests Included

Calprotectin

Performing Lab

Carle Foundation Hospital Lab

Performing Lab Section

Chemistry

Phone Number

217-383-3429

Synonyms

  • Calprotectin
Collection

Collect

Sterile cup

Specimen Volume (Preferred)

5 grams

Pediatric Collection

Minimum 1 gram

Special Handling (collection to receipt in lab)

Stool specimens should be received within 10 days of collection.
Specimen Processing

Processing Instructions

Store refrigerated until testing takes place.

Storage/Transport Temperature

Store and transport at room temperature. Stool specimens should be received by the laboratory within 10 days of collection.
Refrigerated storage and transport is acceptable.

Stability

Stool specimens should be received within 10 days of collection.

Specimens may be stored in freezer at -20C or below for up to one year.

Extracted sample storage: Samples may be stored at 2-8ºC for up to 4 days before testing. If samples will not be tested within 4 days, freeze stored samples at -20ºC for 3 months.

Specimen Retention

48 Hours

Unacceptable Conditions

Refer to Standard Operating Procedure
Result Interpretation

Reference Interval

Concentration  Interpretation
< 27.2 - 50 mg/kg Normal
50 - 120 mg/kg Borderline
> 120 mg/kg Abnormal

Methodology

Quantitative ELISA with colorimetric detection
Administrative

Review Date

Initial Entry 2/17/25 - J. Whiteaker
Annual Review 7-8-25 Becky Watson