Progesteron
Kod:9021|CPT:84144|LOINC:2839-9
| Kabi | Progesteron |
|---|
Tahlil ma'lumotlari
Tadqiqot usuli
- Elektrokimyoluminessent immunoanaliz (ECLIA)
Kutilayotgan natija topshirish vaqti
1 kun
Maxsus tayyorlik
- Do not eat for 2–3 hours before specimen collection; drinking water is allowed.
- If clinically appropriate and authorized by the treating clinician, stop steroid and thyroid hormone medications 48 hours before testing.
- Avoid vigorous exercise and significant emotional stress for 24 hours prior to collection.
- Refrain from smoking for 3 hours before the blood draw.
- Screen for biotin use (vitamin B7/B8, vitamin H, coenzyme R) and discontinue it at least 72 hours before collection.
Qanday foydalanish
Progesteron (P4) testi, shuningdek pregn-4-ene-3,20-dion o‘lchovi sifatida ma’lum, sariq tana faoliyatini tekshirish, ovulyatsiyaning sodir bo‘lishi va vaqtini tasdiqlash hamda bepushtlikni baholash jarayonida lyuteal faza yetarliligini baholash uchun qo‘llanadi. U tuxumdon funksiyasining umumiy ko‘rsatkichi sifatida xizmat qiladi va erta gestatsiyada progesteron terapiyasini kuzatish uchun qo‘llanadi. Homiladorlikda, qon zardobidagi progesteron yo‘ldosh funksiyasini baholashga yordam beradi va miqdoriy hCG bilan birga qo‘llanganda, gumon qilingan ektopik yoki hayotga layoqatsiz homiladorlikni baholashga hissa qo‘shadi.
Cheklovlar
Progesteron reproduktiv yo‘llarni ehtimoliy urug‘lanishga tayyorlaydi. Estrogen siklik endometriy proliferatsiyasini boshqaradi, sikl o‘rtasida lyuteinizatsiyalovchi gormonning ko‘tarilishi esa ovulyatsiya va sariq tana hosil bo‘lishini boshlaydi; shundan so‘ng sariq tana progesteron ajratadi. Buyrakusti steroidlari bilan birgalikda progesteron qo‘shimcha endometriy proliferatsiyasini cheklaydi va bachadonni implantatsiyaga shaylaydi. Urug‘lanish sodir bo‘lmasa, sariq tana involyutsiyaga uchraydi, zardobda progesteron darajasi pasayadi va hayz ko‘rish kuzatiladi. Implantatsiya sodir bo‘lsa, yo‘ldosh steroidogenezi rivojlanguncha sariq tana sekretsiyasi davom etadi, shundan keyin homiladorlikda progesteronning asosiy manbai yo‘ldoshga aylanadi.
| O'lchov birligi | ng/mL | ||||
|---|---|---|---|---|---|
| Referens oraliq |
| ||||
| Ko'rsatmalar | Assessment of ovulation, including cycle‑timed sampling within a menstrual cycle, Follow-up during pharmacologic ovulation induction, Workup of suspected ectopic pregnancy or threatened abortion, Surveillance of progesterone replacement or support during pregnancy, Evaluation of fetal–placental status in high‑risk pregnancy, Investigation of abnormal uterine bleeding in a nonpregnant individual |
Natija og'ishlarining mumkin sabablari
Oshgan 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
Hilborn S, Krahn J. Effect of time of exposure of serum to gel-barrier tubes on results for progesterone and some other endocrine tests. Clin Chem. 1987 Jan;33(1):203-204. PubMed 3802491
Nippoldt TB, Reame NE, Kelch RP, Marshall JC. The roles of estradiol and progesterone in decreasing luteinizing hormone pulse frequency in the luteal phase of the menstrual cycle. J Clin Endocrinol Metab. 1989 Jul;69(1):67-76. PubMed 2499593
Rebar RW. The ovaries. In: Wyngaarden JB, Smith LH Jr, eds. Cecil Textbook of Medicine. 18th ed. Vol 2. Philadelphia, PA: WB Saunders Co; 1988:1425-1446.
Romero R, Scoccia B, Mazor M, Wu YK, Benveniste R. Evidence for a local change in the progesterone/estrogen ratio in human parturition at term. Am J Obstet Gynecol. 1988 Sep;159(3):657-660. PubMed 2971319
Stewart MO, Whittaker PG, Persson B, Hanson U, Lind T. A longitudinal study of circulating progesterone, oestradiol, hCG and hPL during pregnancy in type 1 diabetic mothers. Br J Obstet Gynaecol. 1989 Apr;96(4):415-423. PubMed 2751954