Helicobacter pylori ga qarshi IgG antitanalari (miqdoriy)
Kod:17041
| Kabi | Helicobacter pylori ga qarshi IgG antitanasi |
|---|
Tahlil ma'lumotlari
Tadqiqot usuli
- Ferment bilan bog'langan immunosorbent analiz (ELISA)
Kutilayotgan natija topshirish vaqti
1–2 kun
Maxsus tayyorlik
- Avoid smoking for at least 30 minutes before the blood draw.
Qanday foydalanish
Miqdoriy anti–Helicobacter pylori IgG testi antral yoki fundal gastrit va peptik yara kasalligi bilan bog‘liq H. pylori infeksiyasini tashxislashga yordam beradi, ayniqsa endoskopik tekshiruv rejalashtirilmaganda. Bazaviy qiymat mavjud bo‘lsa, ushbu H. pylori IgG serologiyasi davolashdan oldin va keyin taqqoslanib, davolashga javobni baholash uchun qo‘llanadi; antitana testlari yakka o‘zi eradikatsiyani hujjatlashtirish uchun yetarli emas.
Cheklovlar
Helicobacter pylori infeksiyasi ham mahalliy shilliq qavat, ham tizimli immun javoblarni qo‘zg‘atadi. Qisqa muddatli IgM ko‘tarilishidan so‘ng, qon zardobidagi IgG — va ko‘pincha IgA — ortadi va yuqori darajada saqlanadi; IgG taxminan 95% dan 100% gacha bemorlarda aniqlanadi, IgA 68% dan 80% gacha, va IgM 15% dan 20% gacha. Serologiya to‘g‘ridan-to‘g‘ri mikroorganizmdan ko‘ra mezbon antitana ishlab chiqarilishini aks ettirganligi sababli, keksalarda yoki immunosupressiv terapiya olayotgan bemorlarda pasaygan immun javob noto‘g‘ri manfiy natijalarga olib kelishi mumkin. Davolanmagan bemorlarda, IgG titrlarining yuqoriligi yaqinda bo‘lgan yoki faol infeksiyani qo‘llab-quvvatlaydi. Muvaffaqiyatli eradikatsiyadan keyin IgG ko‘pincha bir necha oy davomida saqlanib qoladi, va tuzalgan shaxslarning taxminan yarmi 12 dan 18 oygacha IgG darajasining ko‘tarilgan holatini saqlab qoladi. Shu sababli, terapiyadan keyingi yagona ijobiy IgG natijasi faol va o‘tgan infeksiyani farqlay olmaydi va qo‘shimcha tekshiruvlarni talab qiladi. Davolashdan oldingi qiymatlar mavjud bo‘lsa, 6 oy davomida IgG ning 20% dan 25% gacha kamayishi eradikatsiya bilan mos keladi, va takroriy tekshiruvda aniqlanadigan IgG ning yo‘qolishi tuzalishni qo‘llab-quvvatlaydi. Miqdoriy IgG natijalari oshqozon shilliq qavati holatini serologik baholashga ham hissa qo‘shishi mumkin.
| Referens oraliq |
| ||||
|---|---|---|---|---|---|
| Ko'rsatmalar | Initial assessment of new dyspepsia in settings where endoscopy is not anticipated, Workup of dyspepsia in patients without prior Helicobacter pylori–targeted therapy and without exposure to antibiotics active against H. pylori, Primary diagnosis of Helicobacter pylori infection and re-evaluation about 6 months after eradication therapy to assess response |
Natija og'ishlarining mumkin sabablari
Pasaygan daraja
- immunosuppression
- older age
Namunangiz talablari
| Namunangiz | Zardob |
|---|---|
| Container | Oltin/yo'lbars qopqoqli probirka (SST, gel ajratgich) |
References
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