Venous Blood Gas with Oxyhemoglobin
| Abbrev Code: | BGVOB | ||
| Order Code: | LAB3323 | Order Name: | BL Gas Venous and O2HB Panel |
| Synonyms: | VBG | ||
| Methodology: | Specific electrodes (pH, pCO2, pO2); spectrophotometric analysis of hemolysate. % OxyHb = cOxyHb/ctHb; %O2Sat = cOxyHb/(ctHb -[cCOHb + cMetHb]) | ||
| CPT Codes: | 82805 x1 | ||
| Test Includes: | pH, pCO2, pO2, derived HCO3, oxyhemoglobin | ||
| Turnaround Time: | Performed and reported 24 hours/day. | ||
| Special Instructions: | Whole blood sodium, potassium, chloride, CO2, ionized calcium, lactate and glucose may be requested on this specimen. Provide FIO2 on request form. | ||
Collection Instructions
| Specimen: | Blood | ||||
| Optimal Volume: | 1 mL | ||||
| Minimum\Peds Volume: | 0.5 mL (3 mL syringe); 0.2 mL (tuberculin syringe) | ||||
| Container: | Dry heparin syringe | ||||
| Collection Instructions: | UMMC East Bank only: Place sample on ice if analysis may be more than 30 minutes from time of collection.
All Other Sites: DO NOT COLLECT ON ICE. Sample must be received within 30 minutes of collection.
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Processing and Shipping
| Specimen Processing: | Do not store. |
| Shipping Instructions: | Ship immediately; if received within 30 minutes, ice is not required. Ship on wet ice to arrive within 2 hours.
UMMC, FNMC, FLMC, CSC Mpls: Do not send in PTS. FSH only: DO NOT COLLECT ON ICE, must arrive in laboratory within 30 minutes. |
| Stability: | Whole blood potassium is stable at room temperature for 2 hours. Whole blood potassium is stable on ice/gel packs for 30 minutes. |
| Test Performed at or Referral Lab | Chemistry (CSC Mpls, Grand Itasca, Lakes, Northland, Range, Ridges, Southdale, UMMC East Bank, UMMC West NICU, UMMC West Satellite, UMMC/UMMCH-West Bank) |
Interpretive
| Critical Range: | Whole Blood Testing Critical Values and Reference Ranges |
| Reference Range: | Whole Blood Testing Critical Values and Reference Ranges |
| Use: | O2 Saturation vs Oxyhemoglobin |
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