ESTROBALANCE - ESTROGEN METABOLITES

Test Reactivation. Profile Composition, Method and Reference Values Modification

Test code: 4754
Mnemonic code: MESO

Effective update from 21/10/2024

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Method: Enzyme Immunoassay    Reference Values (*):     2-OH estrone + 2-OH estradiol:   Follicular Phase  : 3.4 - 22.8 ng/mg creat.   Ovulatory Phase   : 4.0 - 43.4 ng/mg creat.   Luteal Phase      : 7.9 - 28.5 ng/mg creat.   Postmenopause     : 3.5 - 7.5 ng/mg creat.   With TSH treatment: 0.3 - 76.1 ng/mg creat.   16-alpha-OH estrone   Follicular Phase  : 1.3 - 18.2 ng/mg creat.   Ovulatory Phase   : 4.7 - 25.7 ng/mg creat.   Luteal Phase      : 4.6 - 24.2 ng/mg creat.   Postmenopause     : 2.0 - 5.8 ng/mg creat.   With TSH treatment: 3.4 - 21.2 ng/mg creat.   2/16 RATIO:   Follicular Phase  : 0.7 - 2.61   Ovulatory Phase   : 0.9 - 2.44   Luteal Phase      : 0.68 - 2.22   Postmenopause     : 1.12 - 1.94   With TSH treatment: 1.25 - 4.25   Optimal value for premenopause and postmenopause: > 2 (*)Reference values indicated in the attached report       Version of Test: 16

Method: LC-MS/MS   Reference Values (*):   2-OH estrone:   Women < 55 years: 0.4 – 42.8 ng/mg creat.   Women > 55 years: 0.6 – 4.2 ng/mg creat.   Men             : 0.2 – 6.4 ng/mg creat.   16-alpha-OH estrone   Women < 55 years: 0.3 – 20.5 ng/mg creat.   Women > 55 years: 0.1 – 1.6 ng/mg creat.   Men             : 0.2 – 3.4 ng/mg creat.   2/16 RATIO:   Women < 55 years: > 0.3   Women > 55 years: > 1.9   Men             : > 0.3 (*) Reference values indicated in the attached reportS        Version of Test: 17

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