RBC Osmotic Fragility
Order Name
FRAGILITY
Test Number: 0104740
Revision Date 12/12/2022
Test Number: 0104740
Revision Date 12/12/2022
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
RBC Osmotic Fragility
|
Spectrophotometry |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 5mL + 2 Smears (1mL + 2 Smears) | Whole Blood | Sodium Heparin (Green Top / No-Gel) | Refrigerated |
| Alternate 1 | 5mL + 2 Smears (1mL + 2 Smears) | Whole Blood | EDTA (Lavender Top) | Refrigerated |
| Alternate 2 | 5mL (1mL + Smears) | Whole Blood | Lithium Heparin (Dark Green Top / No-Gel) | Refrigerated |
| Instructions | Notes: 1 mL (Note: This volume Does NOT allow for repeat testing). Specimen Type: Green-top (heparin) tube OR lavender-top (EDTA) tube AND (2) unfixed smears Specimen Storage: Refrigerate Stability: Room temperature: unacceptable Refrigerate: 72 hours Frozen: unacceptable Specimen Collection: Draw specimen Mon-Wed ONLY. Refrigerate specimens within 30 minutes of collection. Specimens must be received and testing performed by ARUP within 72 hours of collection. Special Instructions: Testing referred to ARUP Y8#2002257 NOTE: Draw specimen Mon-Wed ONLY. Please contact regional referral department to arrange transportation of time sensitive specimen Specimen Stability: Ambient: Not Available, Refrigerated : Not Available, Frozen: Not Available |
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| GENERAL INFORMATION | |
|---|---|
| Expected TAT | 5 - 8 days |
| Clinical Use | To confirm suspected red cell spherocytosis. |
| Performing Labcorp Test Code | 284205 |
| Notes | Labcorp Test Code: 284205 |
| CPT Code(s) | 85555; 80500 |
| Lab Section | Reference Lab |