Qanjirka 'hypothyroidism', qanjirka 'thyroid' wuxuu ku fashilmaa inuu soo saaro ku filan tayroodh tayroodh xaytamiin (oo loo yaqaan T4). Sababtoo ah T4 waa mid muhiim u ah hagaajinta dheef-shiid kiimikaadka, habka dheef-shiidka, shaqada murqaha, iyo hawlaha wadnaha , hypothyroidism waa had iyo jeer dhibaato halis ah.
Qanjirka 'thyroid' lafteeda ayaa lagu xakameynayaa hoormoonka Qaaxada (hoormoonka qanjirka 'thyroid').
Haddii qanjirka thyroid uusan soo saarin T4 ku filan, heerarka TSH waxay kordhiyaan si ay u kiciyaan qanjirada si ay u shaqeeyaan. Hivotiroidism-taas oo tayroodhku si fudud ugu dhigi karin T4-ga heerarka TSH inta badan marwalba aad ayuu u sarreeyaa.
Xanuunka hypothyroidism waa xaalad ay heerarka T4 ku jiri doonaan heerka caadiga ah (taas oo ah, hindhiso hypothyroidism oo aan joogin), laakiin heerarka TSH ayaa sarreeya: heerarka sare ee TSH ayaa loo baahan yahay si loo ilaaliyo heerka caadi ah ee T4. Sidaa daraadeed, hypotyroidism-ka qabaa waxaay tilmaameysaa in qanjirka thyroid laftiisa uusan caadi ahaan u shaqaynayn. Waxaa kaliya oo leh "xoqin" thyroid (oo leh heerar sare TSH) oo ku filan heerarka T4 waa la ilaalin karaa.
Waxaa jira waxoogaa muran ah oo maanta jira oo ku saabsan muhiimada dhabta ah ee hypothyroidism subclinical. Sababtoo ah heerka T4 waa xaqiiqo caadi ah xaaladdan, aragti ahaan, hypotyroidism subclinical waa inaysan aheyn wax dhibaato ah.
Laakiin caddayntu waxay soo jeedinaysaa in hypotyroidism subclinical uu soo saaro dhibaatooyinka caafimaad ee ugu yaraan mararka qaarkood- iyo sidoo kale, ugu yaraan xaaladaha qaarkood, waa in la daaweeyaa.
Waxaa laga yaabaa in walaaca ugu weyn ee uu qabo cudurka hypothyroidism waa in ay saameyn karto wadnaha.
Sidee Baadhis La Isugu Galmoodey
Xaaladdan waxaa lagu ogaanayaa baaritaanka dhiigga, gaar ahaan, adigoo cabiraya heerarka T4 iyo heerarka TSH.
Hooska "hypotyroidism" waxaa lagu arkaa haddii heerka T4 uu yahay qiyaasta caadiga ah (0.8 illaa 1.8 ng / L), heerarka TSH ayaa ka sarreeya heerka caadiga ah (0.3 ilaa 3.04 mU / L). Si kastaba ha ahaatee, khabiiro badani waxay tixgeliyaan inay qabaan qanjirka 'hypothyroidism' inuu noqdo "muhiim" kaliya marka heerarka TSH ay yihiin kuwo aad u sarreeya: ka sarreeya 10 mU / L.
Sababaha
Waxaa la rumeysan yahay in cudurka hypothyroidism-ka uu yahay kaliya qaab fudud, ama qaab hore, ee xanuunada caadi ahaan soo saara hypothyroidism-qaabka ugu badan ee tayrojiyadu ( Hashimoto's thyroiditis ). Xaqiiqdii, wakhti ka dib, dadka badhkood ee qaba hypothyroidism waxay sii wadi doonaan inay hormarsamaan hypothyroidism, oo leh heerarka T4 ee hooseeya iyo dhammaan calaamadaha la socda . Sidaa daraadeed, mid ka mid ah dhakhaatiirta daaweynaya hypothyroidism waa in laga hortago horumarkii ugu dambeeyay ee xaalad aad u culus oo ah hypothyroidism dhab ah.
Calaamadaha suurtagalka ah?
Inkasta oo xaaladdan aysan muuqanayn calaamado dadka badankood, qaar ayaa qiraya calaamadaha khafiifka ah ee soo jeediya hypothyroidism, sida caloosha, daalka, ama miisaanka aan la cayimin. Waxa kale oo la soo jeediyay in dadka qaba hypotyroidism-ka subklinikadu ay yeelan karaan dhacdooyin ka sarreeya walaac, niyadjab, ama xanuunada garashada.
Sidee Ayuu Saameynayaa Wadnaha
Marka laga reebo khatarta ugu dambeysa ee uu ku dhaco hormoonka hypothyroidism, madaxdu waxay ka walwalaan hypothyroidism subclinical waa inay la xiriirto xaalad sii kordhaysa ee cudurrada wadnaha.
Dhowr cilmi-baaris ayaa hadda muujiyay xiriirka u dhexeeya heerarka sare ee TSH (oo ka badan 10 mU / L) iyo horumarinta cudurka loo yaqaan 'coronary artery disease' (CAD) . Falanqayn ballaaran oo daraasado badan oo kiliinikaro ah oo ay ku jiraan in ka badan 25,000 oo bukaan ah, cudurka hypotyroidism ee subclinical ayaa la xiriiriyay dhacdooyinka sii kordhaya ee wadno-qabadka wadnaha, astaamaha CAD, iyo dhimashada wadnaha. Falanqaynta kale ee la ururiyey waxay muujisay halis aad u weyn oo ah wadnaha oo ku fashilmay wadnaha oo ku dhacay bukaanno qaba hypotyroidal subclinical.
Daraasado badani waxay la xiriiraan qanjirka 'hypothyroidism' oo leh heerarka kolesteroolka.
Inkastoo ururku aanu caddeynin sababaha iyo saamaynta, waxa muhiim u ah in cudurka hypothyroidism dhab ahaantii uu soo saaro cudur weyn oo wadnaha ah. Xaqiiqadu waxay ku siinaysaa kalsooni siinta fikradda ah in cudurka hypothyroidism-ka ee subklinik ah uu sidoo kale saameyn xun ku yeelan karo wadnaha. Kororka khatarta wadnaha ee la arko hypotyroidism subclinical waa dhab ahaantii ugu walwalsan ee xaaladdan.
Miyaa lagu daaweyn karaa cudurka 'hypothyroidism'?
Hoos-u-qabadka 'hypothyroidism' waxaa lagu daaweyn karaa iyada oo la siinayo daaweynta hormoonnada hormoonnada hormoonka ah ee tayroodh. Daaweynta waxaa lagu hagaa iyadoo si taxadar leh uula socota heerarka dhiigga dhiigga; hoormoonka tayroodhka ku filan ayaa la siiyaa si loo yareeyo heerarka TSH dib u noqoshada caadiga ah.
Waxaa jira caddayn kooban oo laga helay daraasad kiliinik ah oo daaweynaysa hypothyroidism subclinical waxay hagaajinaysaa calaamadaha. Daraasadaha soo jeediya in ay yareeyaan calaamadaha, faa'idada la qiyaaso waxay u egtahay xadidan bukaanada heerkoodu sarreeya ee TSH-ga ay sare u kaceen (taas oo ka badan 10 mU / L).
Sidoo kale, caddaynta daaweynta cudurka hypothyroidism ee dhimista khatarta cudurka wadnaha ayaa sidoo kale xadidan. Daraasad lagu sameeyay Ingiriiska, oo ka mid ah bukaanno yar yar (ka yar da'da 70 sano) oo leh qanjirka 'hypothyroidism', khatarta cudurka wadnaha ee xiga ayaa si aad ah hoos ugu dhacay bukaannada qaata daaweynta hormoonada hoormoonka. Lacagta daaweynta lagama helin bukaanno qaangaar ah oo qaba cudurka hypothyroidism subclinical.
Intaa waxaa dheer, daaweynta cudurka hypothyroidism si aad ah u hagaajineysa arrimo badan oo halista ah ee wadnaha, oo ay ku jiraan heerarka kolesteroolka, heerarka CRP , iyo hawlaha xididada.
Khadadka hoose
Khabiirada badankood waxay kugula talinayaan in lagu daaweeyo hypothyroidism marka heerarka TSH ay ka badan yihiin 10 mU / L, haddii ay jiraan calaamado ama haddii aysan jirin.
Ha ahaato in cudurka hypotyroidism waa in la daaweeyaa marka heerarka TSH ee ka hooseeya 10 mU / L uu yahay dhibic. Dhakhaatiir badan ayaa kugula talin kara daaweynta xitaa haddii ay bukaanku leeyihiin calaamado muujinaya hypothyroidism, ama haddii ay qabaan heerarka kolesteroolka ama waxyaabo kale oo khatar u ah cudurrada wadnaha.
Ma lagaa baarayaa?
Maalmihii hore (tobaneeyo ama labo sano ka hor), baaritaanka shaqada tayroodhku wuxuu ahaa qayb caadi ah oo ah qiimeyn caafimaad. Laakiin xiisaha kaydka kharashka, badanaa mar dambe ma joogsanayn.
Waa macquul inaad weydiiso dhakhtarkaaga inuu kaa qaado baaritaanka dhiiggaaga haddii aad leedahay calaamado muujinaya hypothyroidism (eeg xagga sare), haddii aad leedahay heerarka kolesteroolka sare, ama haddii aad rabto inaad hubiso inaad sameyneyso wax kasta oo aad awoodid si aad u yareyso halista wadnaha .
Ilaha:
Rodondi N, den Elzen WP, Bauer DC, et al. Hoos-u-marinta hypothyroidism iyo khatarta cudurka wadnaha wadnaha iyo dhimashada. JAMA 2010; 304: 1365.
Gencer B, Collet TH, Virgini V, et al. Kala-tagga qanjidhka subagga ee hoos yimaada iyo khatarta dhacdooyinka wadnaha oo shaqeynaya: falanqaynta macluumaadka shakhsiga ee kaqaybgalayaasha 6 qof oo mustaqbal ah. Wareegga 2012; 126: 1040.
Razvi S, Weaver JU, Butler TJ, Pearce SH. Daaweynta Levothyroxine ee Hypothyroidism Submersity, Dhacdooyinka Qalafsan iyo Qalalaasaha Wadnaha, iyo Dhimashada. Arch Intern Internar 2012.