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HelpTest Code WU9 Sensory Neuropathy / Neuronopathy and Plexin-D1
Specimen Requirements
Patient Preparation: None
Specimen Type: Serum
Container/Tube: Red Top
Volume: 12.0 mL
Minimum Volume: 3.0 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Send specimen with Neuromuscular Clinical Lab Request Form
For NUHS use only
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 8 hours |
| Refrigerate | 3 days |
| Frozen | Not available |
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)
Days and Times Performed
Monday through Friday, TAT 28 days
Reference Interval
An interpretive report will be provided.
Service Code
37214
Update
Last updated 14/01/2026
Referring / Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Testing Laboratory
Neuromuscular Clinical Laboratory
Neuromuscular Disease Center, Department of Neurology
Washington University School of Medicine
C660 South Euclid Avenue; St Louis, MO 63110
Laboratory Code
LAB3053535