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Biochemistry

Ferritin

Ferritin

Reference Range

                                      New Ferritin reference range (µg/L)

Females                                      20 – 235

Males                                          22 – 501

 

Please note new reference range in use from 04/12/23. This change was agreed with consultant haematologists following a recent audit examining the appropriateness of the current Ferritin reference range. If you have any further questions regarding this change, please contact the Duty Biochemist on 0121 3716543”

  • Turnaround Time: 1 day
Tacrolimus (FK506 or Prograf)

Tacrolimus (FK506 or Prograf)

Reference Range

Reference or therapeutic ranges are not reported as therapeutic target ranges are applied on an individual basis dependent upon specialty, dosing, period in treatment regime and clinical status. Further advice can be obtained from the appropriate speciality.

  • Turnaround Time: 24 hours
Folate

Folate

Reference Range

3.1 - 20.5 µg/L

 

 

 

  • Turnaround Time: 1 day
Follicle Stimulating Hormone (FSH)

Follicle Stimulating Hormone (FSH)

Reference Range

Males

0.95 - 11.95 IU/L

Females

Follicular phase: 3.03 - 8.08 IU/L

Mid-cycle: 2.55 - 16.69 IU/L

Luteal phase: 1.38 - 5.47 IU/L

Post-menopausal: 26.72 - 133.41 IU/L

 

  • Turnaround Time: 1 day
BNP (NT pro-BNP (Brain Natriuretic Peptide)

BNP (NT pro-BNP (Brain Natriuretic Peptide)

Reference Range

Males <60yrs : <85ng/L

Male ≥60yrs: <161ng/L

Female < 60yrs: <144ng/L

Female ≥ 60yrs: <203ng/L

 

Heart failure referral guidelines (NICE):

<400 ng/L: do not refer

400-2000 ng/L: Refer within 6 weeks

>2000 ng/L: Refer urgently (<2 weeks)

 

  • Turnaround Time: 1 Week
Oestradiol

Oestradiol

Reference Range

Female:

    • Follicular:               77 -   921   pmol/L
    • Mid-cycle:              140 - 2383  pmol/L
    • Luteal:                    77 - 1145  pmol/L
    • Post menopausal:   <37 - 103   pmol/L

 Male:

    • 40 - 162  pmol/L
  • Turnaround Time: 1 Day
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