pH, Body Fluid


Sunquest Code:FPHP  
Epic Code:LAB110Epic Name:PH FLUID
Methodology:Quantitative by pH electrode or qualitative by pH indicator strip, depending on fluid.
CPT Code:83986
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Fluid
Optimal Volume:5 mL
Minimum\Peds Volume:1 mL
Container:Green (sodium heparin, no gel) (Plastic leakproof container, sterile, Plastic leakproof container, sterile, Green (lithium heparin, gel), Gray (sodium fluoride + potassium oxalate), See Collection Instructions, Red (no gel), Red or gold (gel))
Collection Instructions:Place on ice and deliver to laboratory immediately.


Processing and Shipping

Specimen Processing:Aliquot 5 mL, 1 mL minimum. Do not store.
Shipping Instructions:Ship on wet ice to arrive within 2 hours.
Test Performed at or Referral Lab Urinalysis  (Fairview Range - FRMC, UMMC-East Bank, Fairview Lakes - FLMC, Fairview Ridges - FRH, Fairview Northland - FNMC, Fairview Southdale - FSH, UMMC/UMMCH-West Bank)


Interpretive

Reference Range:No reference ranges have been established. This result should be interpreted in the context of the patient's clinical condition and compared to simultaneous measurement in the patient's blood.
Use:Pleural fluid; acid pH <7.3 seen with inflammatory exudates especially loculated effusions, empyema and with tuberculous effusions.


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