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Test Code BPAB Bullous Pemphigoid, BP180 and BP230, IgG Antibodies, Serum

Additional Codes

Epic Ordering Code LAB3040957
NBS code LBC03343
Service code 36890

Reporting Name

BP 180 and 230, Serum

Specimen Type

Serum Red


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission container/tube: Plastic vial

Specimen Volume: 1 mL Serum

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: Red Top
Acceptable: Gold Top
Processing Requirements
Centrifuge and aliquot serum into a plastic vial.
Specimen type: Serum
Volume: 1 mL
Storage/transport requirements: Refrigerated

Specimen Minimum Volume

Serum 0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 14 days
  Frozen  30 days
  Ambient  14 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Testing Algorithm

For information see Autoimmune Blistering Disease Diagnostic Algorithm.

Day(s) Performed

Varies

Report Available

1 to 5 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

Bullous Pemphigoid 180:

<20 RU/mL (Negative)

≥20 RU/mL (Positive)

 

Bullous Pemphigoid 230:

<20 RU/mL (Negative)

≥20 RU/mL (Positive)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Initial screening test in the diagnosis of bullous pemphigoid and its variants

 

Complementing the standard serum test of indirect immunofluorescence utilizing primate esophagus substrate and primate salt-split skin substrate (CIFS / Cutaneous Immunofluorescence Antibodies, IgG and IgG4, Serum)

CPT Code Information

83516 x 2

LOINC Code Information

Test ID Test Order Name Order LOINC Value
BPAB BP 180 and 230, Serum 92671-7

 

Result ID Test Result Name Result LOINC Value
606816 BP 180, S 53842-1
606817 BP 230, S 53843-9

Secondary ID

606816

Test Classification

This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.
National University Hospital-Singapore Additional Information:

Last updated 03/07/2026