ARUP's Laboratory Test Directory

0051223: Motor & Sensory Neuropathy Evaluation with Immunofixation Electrophoresis & Reflex to ANNA Titer & ANNA Immunoblot

Test Mnemonic: MSN COMP
Methodology: Refer to individual components

Performed: Sun-Sat

Reported: 3-8 days

Specimen Required:  
Collect: One 10 mL SST.

Transport: 4 mL serum, frozen. (Min: 2 mL) Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 2 mL serum, frozen.

Remarks: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Separate serum from cells ASAP.

Unacceptable Conditions: Contaminated, heat-inactivated, hemolyzed, icteric, ambient, or refrigerated specimens. Urine and other body fluids.

Stability: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 year

Reference Interval:
 
Test Number Components Reference Interval
 Ganglioside (asialo-GM1) Antibody, IgG/IgM 29 IV or less: Negative
30-50 IV: Weak Positive
51-150 IV: Positive
151 IV or greater: Strong Positive
 Ganglioside (GM1) Antibody, IgG/IgM 29 IV or less: Negative
30 IV-50 IV: Weak Positive
51 IV-150 IV: Positive
151 IV or greater: Strong Positive
 Ganglioside (GD1a) Antibody, IgG/IgM 29 IV or less: Negative
30 IV-50 IV: Weak Positive
51 IV-150 IV: Positive
151 IV or greater: Strong Positive
 Ganglioside (GD1b) Antibody, IgG/IgM 29 IV or less: Negative
30 IV-50 IV: Weak Positive
51 IV-150 IV: Positive
151 IV or greater: Strong Positive
 Ganglioside (GQ1b) Antibody, IgG/IgM 29 IV or less: Negative
30 IV-50 IV: Weak Positive
51 IV-150 IV: Positive
151 IV or greater: Strong Positive
 Total Protein-Electrophoresis, Serum 6.00-8.30 g/dL
 Albumin 3.75-5.01 g/dL
 Alpha-1 Globulins 0.19-0.46 g/dL
 Alpha-2 Globulins 0.48-1.05 g/dL
 Beta Globulins 0.48-1.10 g/dL
 Gamma  0.62-1.51 g/dL
0050340Immunoglobulin A, Serum  
 
0-30 days: 1-7 mg/dL
1 month: 1-53 mg/dL
2 months: 3-47 mg/dL
3 months: 5-46 mg/dL
4 months: 4-72 mg/dL
5 months: 8-83 mg/dL
6 months: 8-67 mg/dL
7-8 months: 11-89 mg/dL 		9-11 months: 16-83 mg/dL
1 year: 14-105 mg/dL
2 years: 14-122 mg/dL
3 years: 22-157 mg/dL
4 years: 25-152 mg/dL
5-7 years: 33-200 mg/dL
8-9 years: 45-234 mg/dL
10 years and older: 68-378 mg/dL
0050350Immunoglobulin G, Serum  
 
0- 30 days: 611-1542 mg/dL             
1 month: 241-870 mg/dL                         
2 months: 198-577 mg/dL           
3 months: 169-558 mg/dL                   
4 months: 188-536 mg/dL                         
5 months: 165-781 mg/dL                         
6 months: 206-676 mg/dL                           
7-8 months: 208-868 mg/dL                        		9-11 months: 282-1026 mg/dL
1 year: 331-1164 mg/dL
2 years: 407-1009 mg/dL
3 years: 423-1090 mg/dL
4 years: 444-1187 mg/dL
5-7 years: 608-1229 mg/dL
8-9 years: 584-1509 mg/dL
10 years and older: 768-1632 mg/dL
0050355Immunoglobulin M, Serum  
 
0-30 days: 0-24 mg/dL                     
1 month: 19-83 mg/dL                               
2 months: 16-100 mg/dL                         
3 months: 23-85 mg/dL                               
4 months: 26-96 mg/dL                             
5 months: 31-103 mg/dL                           
6 months: 33-97 mg/dL                               
7-8 months: 32-120 mg/dL                          		9-11 months: 39-142 mg/dL
1 year: 41-164 mg/dL
2 years: 46-160 mg/dL
3 years: 45-190 mg/dL
4 years: 41-186 mg/dL
5-7 years: 46-197 mg/dL
8-9 years: 49-230 mg/dL
10 years and older: 60-263 mg/dL
0051285Myelin Associated Glycoprotein (MAG) Antibody, IgM Less than 1000 TU
0051284Sulfate-3-Glucuronyl Paragloboside (SGPG) Antibody, IgM Less than 1.00 IV
 Neuronal Nuclear Antibody (ANNA) IgG Screen, by IFA < 1:10
0050912Neuronal Nuclear Antibody (ANNA) Titer IgG by IFA, Serum < 1:10 No antibody detected.
 Neuronal Nuclear Antibody IgG, Immunoblot Anti-Hu Negative
 Neuronal Nuclear Antibody IgG, Immunoblot Anti-Ri Negative

Note:
ANNA antibodies are screened by IFA. If the IFA screen is 1:10, then a titer and immunoblot (Hu and Ri) will be added.

CPT Code(s):
83516 x5 Asialo-GM1; 84160 Total Protein; 82784 IgA; 82784 IgG; 82784 IgM; 84165 Electrophoresis; 86334 IFE; 83516 MAG IgM ELISA; 83516 SGPG IgM; 86255 ANNA; if reflexed, add 86256 ANNA titer; 83516 Immunoblot

 

 

 
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