: Esoteric Chemistry
: Chemiluminescent Immunoassay
: Females: 3-150 years: <4.7 pg/mL; Males: 3-150 years: <11.6 pg/mL
: Red top (no gel)
: Dark green top (Sodium Heparin) or Light green top PST (Lithium Heparin with gel)
: 1 red microtainer
: 5 mL
: 0.5 mL
: Must be spun in refrigerated centrifuge and separated.
: Refrigerated: 1 week
Reasons for Rejection
: Specimen not refrigerated or frozen within 4 hours of collection
: Monday - Friday
: 8:00 a.m. - 2:00 p.m.
: 1 day
: A fasting morning specimen is usually obtained to establish baseline values. If the samples are collected as part of a provocative test, be sure to take care in the timing of the samples.
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