Collect

Serum Separator Tube

Preferred Specimen Requirements

1 mL serum. Allow SST to clot in an upright position for
at least 30 minutes, then centrifuge sample within 2 hours
of collection. Refrigerate.
Refrigerate.

Minimum Volume

0.5 mL Serum

Transport Temperature

Refrigerated

Rejection Criteria

Hemolysis
Lipemia
Plasma Samples
Contaminated Samples
Avoid Repeated Freeze/Thaw Cycles



Specimen Stability

After Separation From Cells: 48 Hours Room Temperature
2 Weeks Refrigerated
1 Year Frozen

Synonyms

  • ACh Blocking Antibody
  • Ach Receptor Blocking Ab
  • AChR Block Ab
  • ACh Blocking AntibodyAch Receptor Blocking AbAChR Block Ab

Reference Range

Negative: 0-26% Blocking
Indeterminate: 27-41% Blocking
Positive: >=42% Blocking

Methodology

Semi-Quantitative Flow Cytometry

CPT and LOINC

86042
Laboratory Developed Test By ARUP.
LOINC: 42937-3

CPT Codes

86042
Laboratory Developed Test By ARUP.


LOINC

  • 42937-3

Test Setup Days Performed

Monday Through Saturday
AM Shift

Expected Turnaround Time

3-6 Days

Performing Lab

Reference Laboratory
Ordering/Specimen

Collect

Serum Separator Tube

Preferred Specimen Requirements

1 mL serum. Allow SST to clot in an upright position for
at least 30 minutes, then centrifuge sample within 2 hours
of collection. Refrigerate.
Refrigerate.

Minimum Volume

0.5 mL Serum

Transport Temperature

Refrigerated

Rejection Criteria

Hemolysis
Lipemia
Plasma Samples
Contaminated Samples
Avoid Repeated Freeze/Thaw Cycles



Specimen Stability

After Separation From Cells: 48 Hours Room Temperature
2 Weeks Refrigerated
1 Year Frozen

Synonyms

  • ACh Blocking Antibody
  • Ach Receptor Blocking Ab
  • AChR Block Ab
  • ACh Blocking AntibodyAch Receptor Blocking AbAChR Block Ab
Clinical Information
Reference Range

Reference Range

Negative: 0-26% Blocking
Indeterminate: 27-41% Blocking
Positive: >=42% Blocking

Methodology

Methodology

Semi-Quantitative Flow Cytometry
CPT and LOINC

CPT and LOINC

86042
Laboratory Developed Test By ARUP.
LOINC: 42937-3

CPT Codes

86042
Laboratory Developed Test By ARUP.


LOINC

  • 42937-3
Test Schedule

Test Setup Days Performed

Monday Through Saturday
AM Shift

Expected Turnaround Time

3-6 Days
Performing Site

Performing Lab

Reference Laboratory
Profile Components

Test Search Categories

Test Search Categories
  • Reference Laboratory

Test Build

Test Build
5068

ARUP Consult®

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