Chlamydia trachomatis ga qarshi IgA antitanalari
Kod:18005
| Kabi | Chlamydia trachomatis ga qarshi IgA |
|---|
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
Chlamydia trachomatis IgA antitana testi (Anti–Chlamydia trachomatis IgA serologiyasi) C. trachomatis infeksiyasining o‘tkir yoki reaktivatsiyalangan shaklini tashxislashni qo‘llab-quvvatlaydi va klinik kontekstdagi bosqichini aniqlashda yordam beradi. U antimikrob davolashni boshlash bo‘yicha qarorni shakllantirish va vaqt o‘tishi bilan antibiotik bilan davoga javobni kuzatish uchun qo‘llaniladi. Homiladorlikda, jinsiy yoki siydik yo‘llari yallig‘lanishi mavjud bo‘lganda, C. trachomatis IgA perinatal yuqish xavfini baholash uchun ishlatilishi mumkin. Serologiya yordamchi bo‘lib, o‘choqqa xos to‘g‘ridan-to‘g‘ri aniqlash usullarini almashtirmaydi.
Cheklovlar
Chlamydia trachomatis majburiy ichki hujayraviy patogen bo‘lib, ikki bosqichli rivojlanish sikliga ega. Ekstrasellyulyar elementar tanachalar, nisbatan antibiotik ta’siriga chidamli bo‘lib, xo‘jayin hujayralariga yopishadi va kiradi hamda hujayra ichida ko‘payadigan va antibiotiklarga sezgir bo‘lgan retikulyar tanachalarga differensiallanadi. Mikroorganizmlar uretra, endoserviks, to‘g‘ri ichak, halqum va kon’yunktivaning silindrsimon epiteliysini nishonga oladi; chaqaloqlarda nafas yo‘llari ham jarayonga tortilishi mumkin. Yuqish shilliq qavatlar kontakti orqali — ko‘pincha jinsiy yo‘l bilan — va tug‘ruq yo‘llaridan o‘tish vaqtida sodir bo‘ladi. Ayollarda infeksiya odatda servitsit ko‘rinishida namoyon bo‘ladi va endometrit hamda salpingitga ko‘tarilishi mumkin; oqibatlar qatoriga tubal obstruktsiya, bepushtlik, ektopik homiladorlik va kamroq hollarda perigepatit kiradi. Erkaklarda nogonokokkli uretrit, epididimit va prostatit kuzatiladi. Infeksiyalarning sezilarli qismi — 50% gacha — asemptomatik yoki yengil simptomli bo‘lib, tanilmay qolgan yuqishni osonlashtiradi. Gumoral immun javob IgM, IgA va IgG ni o‘z ichiga oladi; ular odatda infeksiya fazalari bilan mos keladi. Qon zardobidagi IgA faol shilliq qavat javobini aks ettiradi; u odatda birlamchi infeksiyadan 10–15 kun o‘tib paydo bo‘ladi, vaqt o‘tishi bilan pasayadi va surunkali yoki qaytalovchi kasallikda saqlanib qolishi mumkin. Serologik tekshiruv to‘ldiruvchi ahamiyatga ega, ammo aniq, o‘choqqa xos tashxis zarur bo‘lganda infeksiya joyidan to‘g‘ridan-to‘g‘ri aniqlash usullarini almashtirmaydi.
| Referens oraliq | — |
|---|---|
| Ko'rsatmalar | Clinical suspicion of urogenital chlamydial infection, including urethritis or cervicitis, Infertility workup when tubal or postinfectious causes are being considered, Evaluation of possible chlamydial conjunctivitis or pneumonia in the neonate, Serologic assessment of the stage of chlamydial infection in context, Tracking effectiveness of antibiotic therapy, Pregnancy with inflammatory disease of the genital or urinary tract to assess perinatal risk |
Natija og'ishlarining mumkin sabablari
Pasaygan daraja
- early infection (<2 weeks from onset)
Namunangiz talablari
| Namunangiz | Sperma |
|---|---|
| Container | Steril idish (PCR transporti) |
| Saqlash tayyorlik | Sovutilgan, Muzlatilgan |
References
Black CM. Current methods of laboratory diagnosis of Chlamydia trachomatis infections. Clin Microbiol Rev. 1997;10:160-184.
Black CM. Serological tests for Chlamydia trachomatis infections (author's reply). Clin Microbiol Rev. 1998;11:228-229.
Centers for Disease Control and Prevention. Recommendations for the prevention and management of Chlamydia trachomatis infections. MMWR Recomm Rep. 1993;42(RR-12):1-39.
Ishi K, Shimota H, Kawashima T, Kawahata S, Kubota T, Takada M. Significance of determination of the blood antibody level in Chlamydia trachomatis infection of the uterine cervix. Rinsho Byori. 1991;39:1215-1219.
Numazaki K. Serological tests for Chlamydia trachomatis infections (letter to the editor). Clin Microbiol Rev. 1998;11:228.
Takaba H, Nakano Y, Miyake K. Studies on detection of serum IgA and IgG antibodies specific for Chlamydia trachomatis in latent infections in males. Nippon Hinyokika Gakkai Zasshi. 1991;82:1084-1090.
Workowski KA, Lampe MF, Wong KG, Watts MB, Stamm WE. Long-term eradication of Chlamydia trachomatis genital infection after antimicrobial therapy: evidence against persistent infection. JAMA. 1993;270:2071-2075.