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Test ID FSCPR Scleroderma Comprehensive Profile

Specimen Required

Collection Container/Tube: 10 mL Red

Submission Container/Tube: Plastic vial

Specimen Volume: 3 mL

Acceptable: SST

Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube is acceptable. Spin down and send 3 mL of serum refrigerated in a plastic vial.

Testing Algorithm

If Anti-Scl-70 Ab is ≥20, Repeat Anti Scl-70 Is performed at an additional charge. If Anti-Nuclear Ab by IFA is positive, reflex test ANA Titer and Pattern is added at no additional charge.

Method Name

RIPA Gel Radiography

Immunofluorescence Antibody

Enzyme-linked immunosorbent assay (ELISA)

Reporting Name

Scleroderma Comp Profile

Specimen Type


Specimen Minimum Volume

1.0 mL (volume does NOT allow for repeat testing

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 14 days
  Frozen  60 days
  Ambient  7 days

Reference Values

Anti-Nuclear Ab by IFA, Anti-U3 RNP(Fibrillarin), Anti-Th/To Ab:

Reference Range: Negative


Anti-Centromere Ab:

Reference Range: <1:40


Anti-SCL-70 Ab:

Reference Range: <20


Anti-RNA Polymerase III, Anti-U1RNP Ab, and Anti-PM/Scl-100 Ab:

Reference Range:          <20

Negative:                      <20 units

Weak Positive:              20-39 units

Moderate Positive:        40-80 units

Strong Positive:            >80 units

Day(s) Performed

Monday through Friday

Report Available

14 to 25 days

Performing Laboratory

Esoterix Endocrinology

Test Classification

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

CPT Code Information



86235 x 5


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FSCPR Scleroderma Comp Profile Not Provided


Result ID Test Result Name Result LOINC Value
Z5784 Anti-Nuclear Ab by IFA Not Provided
Z5785 Anti-Centromere Ab Not Provided
Z5786 Anti-RNA Polymerase III Not Provided
Z5787 Anti-Scl-70 Ab Not Provided
Z5788 Anti-U1 RNP Ab Not Provided
Z5789 Anti-U3 RNP (Fibrillarin) Not Provided
Z5790 Anti-Th/To Ab Not Provided
Z5791 Anti-PM/Scl-100 Ab Not Provided

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
FANTP ANA Titer and Pattern No No
FCA70 Repeat Anti Scl-70 No No