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Test ID: FFES    
Estradiol Free, Serum (includes Estradiol and SHBG)

Reference Values Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.

Free Estradiol, Percent

Reference Ranges (%)

      Age                        Range

Adult Males                   1.7 - 5.4

Adult Females               1.6 - 3.6

 

Free Estradiol, Serum

Reference Ranges (pg/mL)

      Age                        Range

Adult Males                   0.2 - 1.5

Adult Females               0.6 - 7.1

 

Sex Hormone Binding Globulin (SHBG), Serum

Reference Ranges (nmol/L)

      Age                                    Range

 1 - 23m                                    60 - 252

Prepubertal (24m - 8y)                72 - 220

Pubertal

  Males                                     16 - 100

  Females                                  36 - 125

Adult Males                               20 - 60

Adult Females

   Premenopausal                       40 - 120

   Postmenopausal                     28 - 112

 

Estradiol, Serum

Reference Ranges (pg/mL)

 

       Age                       Range

Newborn                        Levels are markedly elevated at birth and fall rapidly during the first week to prepubertal values of <15

Males <6m                    Levels increase to 10 - 32 between 30 and 60 days, hen decline to prepubertal levels of <15 by six months.

Females <1y                 Levels increase to 5.0 - 50 between 30 and 60 days, then decline to prepubertal levels of <15 during the first year.

Prepubertal                    <15

Adult Males                   8.0 - 35

Adult Females

 Follicular                      30 - 100

 Luteal                          70 - 300

 Postmenopausal           <15

 

  

Test Performed By:   Esoterix Endocrinology

                                        4301 Lost Hills Road

                                        Calabasas Hills, CA 91301