Luteinlashtiruvchi gormon (LH)
Kod:9016
| Kabi | Luteinlashtiruvchi gormon (LH) |
|---|
Tahlil ma'lumotlari
Tadqiqot usuli
- Elektrokimyoluminessent immunoanaliz (ECLIA)
- Kimyoluminessent immunoanaliz (CLIA)
Kutilayotgan natija topshirish vaqti
1 kun
Maxsus tayyorlik
- Do not eat for 2–3 hours before the blood draw; water is allowed.
- If approved by the treating clinician and appropriate for care, stop steroid and thyroid hormone medications 48 hours before collection.
- Avoid strenuous exercise and significant emotional stress for 24 hours prior to testing.
- Do not smoke during the 3 hours before specimen collection.
- High-dose biotin can interfere with this assay; discontinue biotin for at least 72 hours before collection.
Qanday foydalanish
Luteinlashtiruvchi gormon (LH) ni o‘lchash, shuningdek luteotropin yoki interstitsial hujayralarni stimullovchi gormon (ICSH) deb ham ataladi, gipotalamo–gipofizar–gonadal o‘q funksiyasini baholash uchun qo‘llaniladi. Natijalar estradiol, testosteron, FSH (follikulostimullovchi gormon) va prolaktin bilan birgalikda talqin qilinib, ayollar va erkaklardagi bepushtlik, menstrual va ovulyator buzilishlar hamda pubertat rivojlanishining anomaliyalarini o‘rganishda qo‘llaniladi. Ayollarda LH ovulyator holatni aniqlashga yordam beradi va ovulyatsiyani induksiya qilish bo‘yicha davolashni rejalash va monitoring qilish uchun kuzatiladi. Erkaklarda LH ko‘rsatkichlari boshqa gormonlar bilan birgalikda birlamchi (testikulyar) gipogonadizmni ikkilamchi (gipotalamo–gipofizar) sabablardan farqlashga yordam beradi.
Cheklovlar
LH — gipofiz gonadotropini bo‘lib, ayollarda tuxumdonning teka hujayralari va sariq tanaga, erkaklarda esa moyaklardagi Leydig hujayralariga ta’sir qilib, jinsiy steroidlar sintezini boshqaradi. Ovulyatsiyadan oldingi estradiol ko‘tarilishi LHning o‘rtatsiklik piki boshlanishidan taxminan 12 soat oldin sodir bo‘ladi, va ovulyatsiya LH pikidan 12–20 soat o‘tgach kuzatiladi. FSH, estradiol, testosteron va prolaktin bilan birgalikdagi talqin reproduktiv va pubertat buzilishlarning differensial diagnostikasini qo‘llab-quvvatlaydi.
| O'lchov birligi | mIU/mL | ||||
|---|---|---|---|---|---|
| Referens oraliq |
| ||||
| Ko'rsatmalar | Workup of infertility in women and men, Evaluation of suspected precocious onset of puberty, Monitoring during gonadotropin-based ovulation induction therapy |
Natija og'ishlarining mumkin sabablari
Pasaygan daraja
- biotin
Namunangiz talablari
| Namunangiz | Zardob |
|---|---|
| Container | Oltin/yo'lbars qopqoqli probirka (SST, gel ajratgich) |
| Hajm | 1 mL (min 0.7 mL) |
| Saqlash tayyorlik | Xona harorati, Sovutilgan, Muzlatilgan |
References
Lifshits VM, Sidelnikova VI. Biochemical Analyses in the Clinic: A Reference Manual. 2nd ed. Moscow: Medical Information Agency; 2001. 303 p.
Nazarenko GI, Kishkun AA. Clinical Evaluation of Laboratory Test Results. Moscow: Meditsina; 2006. 543 p.
Chernecky CC, Berger BJ. Laboratory Tests and Diagnostic Procedures. 5th ed. Saunders Elsevier; 2008.