Glucose, 2 hr pp

Alphabetical Test listing

Glucose, 2 hr pp-111

  
Glucose, 2 hr pp
  
111
  
82950.2
  
GPP
  
Post prandial glucose
  

The ordering provider should direct patient as to what food/drink should be consumed prior to the sample collection.

 

  
Lithium heparin (Li hep) plasma
  
  
1.0 mL
  
0.2 mL
  
  • Draw specimen 2 hours after eating
  • Immediately following collection, mix sample thoroughly by gentle inverting 8 - 10 times to prevent clotting
  

Spin within two (2) hours of sample collection

  

Lt green plasma separator (PST)

  
Serum
Sodium fluoride (Na Fl) whole blood or plasma
EDTA plasma
  

Gold:

  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection

EDTA: 

  1. Spin
  2. Transfer the plasma to an AHL False Bottom Plasma/Serum Transport Tube labeled as the appropriate plasma type, within two (2) hours of sample collection

Grey:

If a grey top tube will not reach the Central Laboratory within 24 hours of collection, it should be spun down, and the plasma transferred to an AHL False Bottom Plasma/Serum Transport Tube labeled as "NaFl plasma". 

Additional testing cannot be added on to this sample.

  

Gold serum separator (SST) tube

Grey Sodium flouride (NaFl) or

False bottom plasma/serum transport vial/tube (AHL)

  

Plasma/serum:

Refrigerated - 3 days

Ambient - 8 hours

NaFl whole blood:

Ambient - 3 days

 

  
  • Improper labels (unlabeled or mislabeled)
  • Hemolysis (some procedures)
  • Improper anticoagulant or ratio
  • Delay in transport
  • Improper storage temperature affecting results
  • Inappropriate timing of collection
  • Improper container
  • Leaking container resulting in compromised specimen
  • Quantity not sufficient (QNS)
  
AHL - Chemistry: C
  
Daily
  
1 day
  

Hexokinase

  

Fasting: 70 -99 mg/dL

2 hour: 70 - 139 mg/dL

  

<54 mg/dL or >500 mg/dL

* No call if collected within 30 minutes of a glucose meter result.

  

No fasting sample is required, but can be ordered separately. If fasting test is ordered, and result is >126, contact ordering physician to determine if lab should continue procedure.

  
82950
  
11/30/2001
  
12/22/2022
  
11/09/2021