Due to ongoing labour disputes, Canada Post services will be suspended, which may impact some of our FIT and Integrative Laboratory Services (ILS) clients. Read more
Back to Test Catalogue

21-Hydroxyprogesterone, Serum

Test ID: 21OHP
Test
Specimen
Performance / Interpretation
Interface / Setup

Test

Aliases/Synonyms

21-Hydroxy Progesterone

Method

LC-MS/MS

Report Includes

21-Hydroxyprogesterone

Specimens

Serum

Test Location

Hospital for Sick Children, 555 University Avenue, Toronto ON M5G 1X8

Test Version

30-Sep-2019

Specimen

Specimens

Serum

Sample Volume

1 mL

Specimen Comment

Gel-separator tubes are acceptable if separated into plastic transfer vial within 2 hr.

Collection & Handling

Handling Information

Store and send frozen.

Stability

Refrigerated 1 Day
Frozen >1 day

Test Version

30-Sep-2019

Performance / Interpretation

Method

LC-MS/MS

Turnaround Time

5 days

Results

Name Units Reference Range Conversion Factor
21-Hydroxyprogesterone nmol/L
  • 0 - <1 y: 0.07-0.76
  • 1 - <2 y: 0.03-0.25
  • 2 - <12 y: 0.00-0.15
  • 12 - <19 y: 0.00-0.24
  • Adult M, 19 - 89 y: 0.11 - 0.35
  • Adult F, Follicular: 0.05 - 0.26
  • Adult F, Luteal: 0.11 - 0.39

Test Location

Hospital for Sick Children, 555 University Avenue, Toronto ON M5G 1X8

Test Version

30-Sep-2019

Interface / Setup

Test Version

30-Sep-2019