- Patient/Guest
- Phlebotomist
- Updates
| Na K Test | - |
|---|
|
Measure sodium and potassium levels |
||
 |
Synonym | See updates |
 |
Test Code | CDBIOPR0023 |
 |
Test Type | Biochemistry |
 |
Pre-Test Condition | See updates |
 |
Report Availability | 1 D(s) |
 |
# Test(s) | Multiple |
| Test details | Sample Report |
|---|---|
| Na K Test |
|
|
Synonym | See updates | |
|
Test Code | CDBIOPR0023 | |
 |
Test Category | Electrolyte imbalances | |
|
Pre-Test Condition | See updates | |
 |
Medical History | See updates | |
|
Report Availability | 1 D(s) | |
 |
Specimen/Sample | Serum; 2 mL; SST | |
 |
Stability @21-26 deg. C | 6 Hr(s) | |
 |
Stability @ 2-8 deg. C | 7 D(s) | |
 |
Stability @ Frozen | 1 M(s) | |
|
# Test(s) | Multiple | |
 |
Processing Method | Ion Selective Electrode | |
| **Sodium and Potassium****FDA Status**: Standard laboratory procedure under CLIA; no specific FDA approval required.**Other Names**: Na/K Test, Electrolyte Panel.**Historical Breakthrough**: Developed in the 1950s to assess electrolyte balance, advancing clinical chemistry.**Key Purpose and Impact**: Measures sodium and potassium in blood to diagnose electrolyte imbalances.**Preparation and Patient History**: Blood; report dehydration, arrhythmia, or medication use.**Consent Requirement**: Standard consent for diagnostic testing.**Clinical Value**: Sensitivity ~95%; specificity ~95%; detects imbalances in ~80% of cases; guides therapy.**References Cited**: Testing.com Electrolyte Tests 2023; Labcorp Na/K Test 2025; UpToDate Electrolyte Disorders 2025 |