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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 # |
Progesterone, Immunoassay
Test Code745
CPT Codes
84144
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Instructions
DHEA supplementation causes a false elevation of values in this standard Immunoassay method for progesterone. Physicians using progesterone levels as a criterion for triggering ovulation in an IVF cycle in patients supplemented with DHEA should assess progesterone levels using a LC/MS/MS progesterone assay, such as order code 17183 performed at Quest Diagnostics, San Juan Capistrano.
Note: Do not add on progesterone testing to a barrier gel specimen older than 72 hours.
Note: Do not add on progesterone testing to a barrier gel specimen older than 72 hours.
Transport Container
Serum separator tube (SST)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 28 days
Do not add on Progesterone testing to a barrier gel specimen older than 72 hours
Refrigerated: 7 days
Frozen: 28 days
Do not add on Progesterone testing to a barrier gel specimen older than 72 hours
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum stored on barrier gel for more than 72 hours
Methodology
Immunoassay (IA)
Setup Schedule
Tues-sat
Report Available
1-4 days
Limitations
Heterophil antibodies may produce falsely-elevated results.
Reference Range
Male | <1.4 ng/mL |
Female | |
Follicular Phase | <1.0 ng/mL |
Luteal Phase | 2.6-21.5 ng/mL |
Postmenopausal | <0.5 ng/mL |
Pregnancy | |
First Trimester | 4.1-34.0 ng/mL |
Second Trimester | 24.0-76.0 ng/mL |
Third Trimester | 52.0-302.0 ng/mL |
Clinical Significance
Levels increase sharply during the luteal phase of the menstrual cycle. The level increases from 9 to 32 weeks of pregnancy.
Performing Laboratory
Quest Diagnostics-Lenexa |
10101 Renner Blvd |
Lenexa , KS 66219-9752 |