BLOOD UREA NITROGEN

LAB140

BUN

Collect

One 4.5 mL Green top with gel (PST) (lithium heparin plasma).

Pediatric Collection

At least 0.5 mL of whole blood collected in a microtainer, green top with gel, plasma (lithium heparin).

Unacceptable Conditions

Sodium citrate anticoagulant; sample not properly identified; incorrect container; insufficient sample volume.

Storage/Transport Temperature

Internal: Deliver to lab immediately at ambient temperature.
Offsite: Centrifuge within 30 minutes of collection. Transport to laboratory at ambient temperature.

Stability (from collection to initiation)

Before centrifugation: Ambient , 1 hour.

After centrifugation: Ambient, 24 hrs; Refrigerated, 5 days; Frozen: Unacceptable.

Plasma aliquot: Ambient, 24 hours; Refrigerated, 5 days; Frozen (-20 degrees C), 3 months.

Performed by

PCL Clinical Laboratory - Core

Performed

Upon receipt

Methodology

Conductivity

Reported

Same day

Synonyms

  • LAB140

Reference Interval

Effective 05/20/2014:

7 - 25 mg/dL

Before 05/20/2014:

Sex From Age To Age Normal Low Normal High Units
M/F 0 15 5 25 mg/dL
M/F 15 150 6 23 mg/dL

Performed by

PCL Clinical Laboratory - Core

CPT Codes

84520

Collection

LAB140

BUN

Collect

One 4.5 mL Green top with gel (PST) (lithium heparin plasma).

Pediatric Collection

At least 0.5 mL of whole blood collected in a microtainer, green top with gel, plasma (lithium heparin).

Unacceptable Conditions

Sodium citrate anticoagulant; sample not properly identified; incorrect container; insufficient sample volume.

Storage/Transport Temperature

Internal: Deliver to lab immediately at ambient temperature.
Offsite: Centrifuge within 30 minutes of collection. Transport to laboratory at ambient temperature.

Stability (from collection to initiation)

Before centrifugation: Ambient , 1 hour.

After centrifugation: Ambient, 24 hrs; Refrigerated, 5 days; Frozen: Unacceptable.

Plasma aliquot: Ambient, 24 hours; Refrigerated, 5 days; Frozen (-20 degrees C), 3 months.

Performed by

PCL Clinical Laboratory - Core

Ordering

Performed

Upon receipt

Methodology

Conductivity

Reported

Same day

Synonyms

  • LAB140
Result Interpretation

Reference Interval

Effective 05/20/2014:

7 - 25 mg/dL

Before 05/20/2014:

Sex From Age To Age Normal Low Normal High Units
M/F 0 15 5 25 mg/dL
M/F 15 150 6 23 mg/dL

Performed by

PCL Clinical Laboratory - Core

Administrative

CPT Codes

84520

Get the latest updates

subscribe to our newsletter to get the latest updates subscribe to our newsletter to get the latest updatessubscribe to our newsletter to get the latest updates


Contacts

Tel: ‎  (303) 856 7177
Fax:   (303) 856 3924
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Office Opening Hours:
Monday - Friday
8:30 AM 5:30PM

24/7 Support

Address

11275 E Mississippi Ave, Ste 2W1
Aurora, CO 80012