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1、DOI:10.13325/j.cnki.acta.nutr.sin.2011.05.015472ActaNutrimentaSinica,Oct.,2011,Vol.33No.5過量碘攝入對孕婦甲狀腺功能及妊娠結(jié)局的影響1桑仲娜,張淑芬,魏薇,張桂芹,趙娜,張萬起1(天津醫(yī)科大學(xué)公共衛(wèi)生學(xué)院,天津300070;河北省滄州市海興縣醫(yī)院婦產(chǎn)科,海興061200)【摘要】目的探討過量碘攝入對孕婦甲狀腺功能及妊娠結(jié)局的影響。方法選取河北省滄州市海興縣醫(yī)院妊娠晚期孕婦210例,平均年齡(27.69±4.73)歲
2、,采集空腹晨尿及靜脈血,采用砷-鈰催化分光光度法測定尿碘濃度,化學(xué)發(fā)光法測定血清游離三碘甲腺原氨酸(FT3)、游離甲狀腺素(FT4)及敏感促甲狀腺激素(sTSH),并詳細(xì)記錄妊娠結(jié)局。結(jié)果被調(diào)查的孕婦尿碘中位數(shù)為1240.70μg/L,有84.3%的孕婦尿碘超過500μg/L,處于碘過量狀態(tài)。孕婦甲狀腺疾病總患病率為19.5%,其中亞臨床甲狀腺功能亢進(jìn)、甲狀腺功能減退、亞臨床甲狀腺功能減退的患病率分別為1.0%、2.4%、16.2%。不同尿碘水平或不同甲狀腺功能的孕婦,不良妊娠結(jié)局的發(fā)生率差異沒有統(tǒng)計
3、學(xué)意義(P>0.05),但碘過量組孕婦不良妊娠結(jié)局的發(fā)生率有升高趨勢。結(jié)論孕婦攝入過量碘時,甲狀腺疾病患病率較高,其中以亞臨床甲狀腺功能減退為主;同時不良妊娠結(jié)局的發(fā)生率也有隨尿碘升高而升高的趨勢,提示應(yīng)重視對高碘地區(qū)孕婦碘營養(yǎng)狀況的監(jiān)測。[營養(yǎng)學(xué)報,2011,33(5):472-475]關(guān)鍵詞:高碘;孕婦;尿碘;甲狀腺功能;妊娠結(jié)局中圖分類號:R153.1文獻(xiàn)標(biāo)識碼:A文章編號:0512-7955(2011)05-0472-04EFFECTSOFEXCESSIODINEINTAKEONMATERNA
4、LTHYROIDFUNCTIONANDPREGNANCYOUTCOMES1SANGZhong-na,ZHANGShu-fen,WEIWei,ZHANGGui-qin,ZHAONa,ZHANGWan-qi1(CollegeofPublicHealth,TianjinMedicalUniversity,Tianjin300070;ObstetricsandGynecologyHospicalinHaixingCountry,CangzhouCity,Haixing061200,China)【Abstrac
5、t】ObjectiveToexploretheeffectsofexcessiodineintakeonmaternalthyroidfunctionandpregnancyoutcomes.MethodTwohundredandtenpregnantwomeninthethirdtrimesterwerecollectedfromObstetricsandGynecologyHospicalinHaixingcountry,Cangzhoucity,Hebeiprovince,andtheavera
6、geageofthemwas(27.69±4.73)years.Themorning-urineandvenousbloodwerecollected.Theurinaryiodinelevelwasexaminedbyarsenic-ceriumcatalyticcontact.Thelevelsoffreetriiodothyronine(FT3),freethyroxine(FT4)andsensitivethyroid-stimulatinghormone(sTSH)inserumwereme
7、asuredbychemiluminescence.Inaddition,pregnancyoutcomeswererecordedindetail.ResultsThemedianurinaryiodineofpregnantwomeninvestigatedwas1240.70μg/L.Theratioofpregnantwomenwithmorethan500μg/Liodineintakewas84.3%,andtheywereinthestatusofexcessiodine.Thewhol
8、eprevalencerateofthyroiddiseasewas19.5%.Theprevalenceratesofsubclinicalhyperthyroidism,hypothyroidismandsubclinicalhypothyroidismwere1.0%,2.4%and16.2%respectively.Therewerenodifferencesinadversepregnancyoutcomesinwomenwhowerediff