|Description||A pituitary hormone. Used in the investigation of infertility and the menopause.|
|Indication||Menstrual disorders, infertility, hirsutism, virilisation, hypogonadism, gynocomastia, pituitary/hypothalamin disorder.
|Additional Info||PLEASE NOTE: TEST CAN ONLY BE ADDED TO A SAMPLE WITHIN 8 HOURS OF COLLECTION|
|Interpretation||PRIMARY OVARIAN FAILURE: FSH >30 IU/L with LH often equally raised. Increased LH alone is not indicative. Other considerations with raised levels of LH include the mid cycle surge and PCO. LOW/UNDETECTABLE GONADOTROPHINS: May be normal but secondary hypogonadism due to hypothalamic/pituitary disorders must be considered. Also consider the possibility of raised oestrogens e.g oral contraceptives, oestrogen producing tumours.|
|Collection Conditions||No restrictions.|
|Min. Vol||1 mL|
|Ref. Range (Male)||1 - 9|
|Ref. Range (Female)||1 - 8|
|Ref. Range (Paed)||Prepubertal <2|
|Ref. Range Notes||Values vary through the menstrual cycle. Levels consistently >30iu/L with prolonged amenorrhoea indicative of menopause.
|IP Acute TAT||Refer to Website|
|IP Routine TAT||Refer to Website|
|GP Acute TAT||- Contact Laboratory|
|GP Routine TAT||Refer to Website|
|Turnround Comment||Minimum re-test interval = 7 days|
Originally edited by : JHB. Review due on 21/06/2017 12:03:14. Published By Sylvia Bennett on 21/06/2016 12:03:14.