Nonesterified Fatty Acids (Free Fatty Acids) QFAFRE

Method(s) Spectrophotometry (SP), Enzymatic
Synonym Free Fatty Acids, NEFA
Specimen Required
Collect

One 5 mL gold (SST) top tube.

Also acceptable

Serum collected in: royal blue (no additive), plasma collect in lavender (EDTA) or royal blue (EDTA), 3.2% light blue (sodium citrate) top tube, yellow top (ACD solution B) top tube, gray (sodium fluoride or potassium oxalate) top tube. PTH-related protein (special collection tube), lavender (ACTH) top tube or white PPT potassium (EDTA) top tube.

Transport

1 mL frozen serum (Min: 0.3 mL).

* Collection Instructions *

Serum or plasma should be removed from cells immediately after collection

Remarks

Patient Preparation

Overnight fasting is preferred

Stability

Ambient: Unacceptable

Refrigerated: 2 hours

Frozen: 30 days

Unacceptable Conditions
  • Received thawed
  • Received refrigerated
  • Heparin plasma and patients on heparin therapy
Schedule Tue, Thu; Report available: 3 days
CPTCode 82725
Notes Performing Laboratory-Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
Preferred Specimen Collection Device(s)
Reference Interval
 
NewbornsLess than 2.3 mmol/L
1-12 Months0.50-1.60 mmol/L
1-7 Years0.60-1.50 mmol/L
8-17 Years0.20-1.10 mmol/L
Adults0.07-0.88 mmol/L
No Appointment Necessary
Show All Locations >
12 Patient Service Centers in Central New York.

Test Directory

A B C D E F
G H I J K L
M N O P Q R
S T U V W X
Y Z # List >