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Test Code CHLAP Chlamydia IgM and IgG Panel, Immunofluorescence, Serum

Additional Codes

Epic Ordering Code LAB3040888
NBS code LBC03743
Service code 33152

Reporting Name

Chlamydia IgM/IgG Panel, IFA, S

Specimen Type

Serum


Ordering Guidance


For suspected Chlamydia trachomatis infection, order either CTRNA / Chlamydia trachomatis, Nucleic Acid Amplification, Varies or CGRNA / Chlamydia trachomatis and Neisseria gonorrhoeae, Nucleic Acid Amplification, Varies.



Specimen Required


Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.6 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


National University Hospital-Singapore Note:

NUH Outreach Laboratories:
Specimen Requirements
Submit only one of the following:
Preferred: Yellow Top
Acceptable: Red Top
Processing Requirements
Centrifuge and aliquot serum into a plastic vial.
Specimen type: Serum
Volume: 0.6 mL
Storage/transport requirements: Refrigerated

Forms

If not ordering electronically, complete, print, and send an Infectious Disease Serology Test Request (T916) with the specimen.

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 30 days
  Frozen  30 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-inactivated specimen Reject

Method Name

Micro-Immunofluorescent Antibody (MIF) Assay

Day(s) Performed

Monday

Report Available

Same day/1 to 4 days
National University Hospital-Singapore Note:

Please note that this is a referral test requiring transport to the external testing facility and an additional 3-5 days is required.

Reference Values

Chlamydia pneumoniae

IgM: <1:10

IgG: <1:64

 

Chlamydia psittaci

IgM: <1:10

IgG: <1:64

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Aiding in the clinical diagnosis of Chlamydia pneumoniae or Chlamydia psittaci infection

Secondary ID

619387

CPT Code Information

86632 x 2

86631 x 2

Profile Information

Test ID Reporting Name Available Separately Always Performed
CHLG Chlamydia IgG, IFA, S Yes Yes
CHLM Chlamydia IgM, IFA, S Yes Yes

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CHLAP Chlamydia IgM/IgG Panel, IFA, S 77166-7

 

Result ID Test Result Name Result LOINC Value
619392 C. pneumoniae IgG In Process
619390 C. pneumoniae IgM In Process
619391 C. psittaci IgM In Process
619393 C. psittaci IgG In Process

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.
National University Hospital-Singapore Additional Information:

Last updated 14/07/2026