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Test Code LAB86 Follicle Stimulating Hormone

Clinical System Name

Follicle Stimulating Hormone level

Synonyms

FSH

Sample Requirements

Specimen: Whole blood

Container(s): Gold SST, Dark Green/Sodium Heparin, Lt. Green/Lithium Heparin Microtainer, Gold Microtainer, Red

Preferred Vol: 1.0 mL

Minimum Vol: 0.5 mL

 

Note: 

Minimum volume of 1.0 mL may be shared with FSH, LH and prolactin.

Processing Instructions

Reject due to:

Spin: Y

Aliquot: Y

Temp: 2-8 C

Storage location: CPA refrigerator, FrigD rack. Serum/plasma should be removed from separator for storage.

 

Off-site collection: Spin blood. Transfer serum/plasma to plastic aliquot container. Refrigerate.

Stability

Specimen Type Temperature Time
gel separator with serum/plasma Refrigerated 24 h
separated serum/plasma Room temp 2 h
  Refrigerated 7 d
  Frozen -20 C 12 m

 

Availability

STAT Performed TAT
N M-F, day shift 1-4 d

 

Performing Laboratory

Seattle Children's Laboratory    

Department

Department:  Chemistry

Location: Chem West

Phone Number:  (206) 987-2617

 

 

 

CPT Codes

83001

Methodology

Method: Chemiluminescent microparticle immunoassay (CMIA) by Abbott Alinity i

Analytical Volume: 0.180 mL serum/plasma

Limitations: Turbidity may affect results.

Reference Range

FSH transitioned platforms from Ortho Vitros 3600 to Abbott Alinity i on August 8, 2022.

There is a 14% positive bias with the new method.

Males mIU/mL Females mIU/mL
<1 yr 0.1 - 2.4 <1 yr 0.4 - 10.4
1 - <5 yr < 0.9 1 - < 9 yr 0.4 - 5.5
5 - <10 yr <1.6 9 - <11 yr 0.4 - 4.2
10 - <13 yr 0.4 - 3.9 11 - <19 yr 0.3 - 7.8
13 - <19 yr 0.8 - 5.1 >19 yr 1.4 - 16.7
>19 yr 1.0 - 12.0