Yod, tasodifiy siydik
Kod:8056|CPT:83789|LOINC:2495-0
| Kabi | Yod, siydik |
|---|
Tahlil ma'lumotlari
Tadqiqot usuli
- Induktiv bog'langan plazma mass-spektrometriyasi (ICP-MS)
Kutilayotgan natija topshirish vaqti
3–5 kun
Maxsus tayyorlik
—
Qanday foydalanish
Yod, tasodifiy siydik testi (siydikdagi yod; siydikdagi yod konsentratsiyasi) yaqindagi yod ta'sirini miqdoran baholab, yod bilan ta'minlanganlikni aniqlash uchun qo‘llanadi. U gumon qilingan yod yetishmovchiligini baholashni qo‘llab-quvvatlaydi, bu bo‘qoq, gipotireoz va homila hamda yangi tug‘ilgan davridagi noxush neyro-rivojlanish oqibatlari bilan bog‘liq, shuningdek yod bilan induktsiyalangan gipo- yoki gipertireozni qo‘zg‘atishi mumkin bo‘lgan ortiqcha yod qabulini aniqlashga yordam beradi. Ushbu o‘lchov yod saqlovchi oziq-ovqatlar, parhez qo‘shimchalari va dori vositalaridan qabulni monitoring qilishda ham, qalqonsimon bez kasalliklarini tekshirishda yod holati ta'sir ko‘rsatgan qalqonsimon bez testlaridagi og‘ishlarni kontekstga qo‘yishda ham qo‘llanadi.
Cheklovlar
Yod asosan oziq-ovqat va ichimlik suvidan olinadigan zarur mikroelementdir. Ingichka ichakdan so‘rilishi samarali, yod qonda oqsillarga bog‘langan holda ham, noorganik yodid sifatida ham aylanadi; faqat yodid shakli qalqonsimon bezga tashiladi. Qalqonsimon bezning follikulyar hujayralari yodidni gradientga qarshi faol konsentrlaydi, uni oksidlaydi va tiroglobulinga biriktirib tiroksin (T4) va triyodtironin (T3) ni sintez qiladi va saqlaydi. So‘rilgan yodning taxminan uchdan ikki qismi buyraklar orqali chiqariladi, shuning uchun siydikdagi yod yakka shaxslar va populyatsiya darajasida yaqindagi qabulning amaliy ko‘rsatkichidir. Yod yetishmasligi qalqonsimon bez gormonlari ishlab chiqarilishini kamaytiradi, TSH oshishiga, qalqonsimon bez giperplaziyasiga va bo‘qoqqa olib keladi hamda homiladorlik va erta hayot davrida qaytmas neyro-rivojlanish buzilishlari bilan bog‘liq. Ortiqcha qabul yod bilan induktsiyalangan gipo- yoki gipertireozni qo‘zg‘atishi va sezuvchan shaxslarda shilliq qavat yoki dermatologik reaksiyalarni (masalan, iodizm yoki iododerma) keltirib chiqarishi mumkin.
| O'lchov birligi | mcg/L | ||||
|---|---|---|---|---|---|
| Referens oraliq |
| ||||
| Ko'rsatmalar | Clinical hypothyroidism in the setting of possible iodine deficiency (including endemic goiter and myxedema), Cognitive slowing or impaired mental processing attributable to inadequate iodine intake, Neurodevelopmental delay in children or risk of cretinism associated with maternal iodine deficiency, Elevated cholesterol consistent with hypothyroidism, Unintended weight gain linked to hypothyroidism, Bradycardia occurring with hypothyroidism, Constipation associated with hypothyroidism, Infertility potentially related to iodine deficiency, Adverse perinatal outcomes in pregnancies complicated by maternal iodine deficiency, Suspected iodine-induced thyrotoxicosis presenting with tachycardia, tremor, goiter, or exophthalmos, Features of iodism after excessive iodine exposure, such as sterile inflammation of respiratory mucosa, sialadenitis, or sinusitis, Iododerma or acneiform eruptions temporally related to iodine exposure |
Namunangiz talablari
| Namunangiz | To'liq qon |
|---|---|
| Container | Lavanda qopqoqli probirka (K3 EDTA) |
| Hajm | 5 mL (min 2 mL) |
| Saqlash tayyorlik | Xona harorati, Sovutilgan, Muzlatilgan |
References
Shcheplyagina LA. Iodine deficiency problems. Russian Medical Journal. 1999;(11):523-527.
Shcheplyagina LA, Makulova ND, Maslova ON. Iodine and a child's intellectual development. Russian Medical Journal. 2002;10:358-363.
Pharaoah P, Connolly K. Iodine and brain development. Developmental Medicine and Child Neurology. 1995;38:464-469.
Troshina EA, Platonova NM. Iodine metabolism and prevention of iodine-deficiency disorders in children and adolescents. Endocrinology Research Center, Moscow; 2008.
Untoro J, Mangasaryan N, de Benoist B, Darnton-Hill I. Reaching optimal iodine nutrition in pregnant and lactating women and young children: programmatic recommendations. Public Health Nutrition. 2007;10(12A):1527-152.