freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

基于局部一致性算法的周圍性面癱針刺治療靜息態(tài)磁共振成像研究畢業(yè)論文-全文預(yù)覽

  

【正文】 cingulate cortex 前扣帶回PCCPosterior cingulate cortex 后扣帶回PETPositron emission tomography 正電子發(fā)射體層成像PWIPerfusion Weighted Imaging 灌注加權(quán)成像CCCorrelation coefficientSPECTSinglePhoton Emission Computed Tomography單光子發(fā)射計(jì)算機(jī)斷層成像rCBFregional Cerebral Blood Flow 局部腦血流量ReHoRegional Homogeneity 局部一致性ROIRegion Of Interest 感興趣區(qū)SESpin echo 自旋回波SLslice 層厚SPMStatistical Parametric Mapping 統(tǒng)計(jì)參數(shù)圖TTesla 特斯拉(場(chǎng)強(qiáng)單位)TETime of Echo 回波時(shí)間TITime of Inversion 反轉(zhuǎn)時(shí)間TRTime of Repeat 重復(fù)時(shí)間Tratransverse 橫軸位TSEturbo spin echo 快速自旋回波TTTalairach coordinate 標(biāo)準(zhǔn)坐標(biāo)系T1WIT1weighted Imaging T1加權(quán)圖像T2WIT2weighted Imaging T2加權(quán)圖像DDDuration Data 持續(xù)時(shí)間KCCKendall39。integration.Keyword peripheral facial paralysis。otherthe ipsilateral cerebral hemisphere,withand the keyfunctional reorganization in(PMA), supplementary motor areaPCC), ACC, SII, cuneus, superior temporal gyrus, only in the early group, the ReHocerebrumhemisphere. The dynamic process of change before and after acupuncture treatment, suggested theleaf3) Group parison between the recovered group and the normal group: The brain areas of increased Reho were found in left precuneus, left fusiform gyrus, left uncus。in the resting state. One sample ttest group analysis and threshold correction with Monte Carlo simulation for the results of the group analysis. The level of significance was thresholded at P and α≤. The ReHo map of the normal group was analyzed.(3) To pare the difference of ReHo between healthy adult volunteers and leftperipheral facial paralysis in the different pathological stages (the early group, the later group and the recovered group) before and after acupuncture treatment, two sample ttest group analysis for the different brain areas and threshold correction with Monte Carlo simulation. The level of significance was thresholded at P and α≤ for the grouppared analysis. The change of the ReHo map of peripheral facial paralysis patients before and after acupuncture treatment was analyzed.Results: (1) The group analysis of left side peripheral facial paralyses with resting state fMRI data showed in the early group, the later group and the recovered group the ReHo of the brain area increased widely, similar to the normal group, and mainly located in the posterior cingulate, precuneus and the prefrontal cortex, which is consistent with the Default Mode Network (DMN)。parameters were the same as the patients withBoldfMRI datadata, DD) and HouseBrackmann paralysis grading for facial paralysis, the study performed on 47 righthanded left side peripheral facial paralysis, whom were divided into the early group, the later group and the recovered group(part of the patients participated in結(jié)論(1) 面癱早期組ReHo增高的區(qū)域分布在左右大腦半球,但到了面癱后期組,ReHo增高的區(qū)域分布集中在左側(cè)大腦半球,治愈組的ReHo異常區(qū)域減少,但仍然分布在左側(cè)大腦半球,治療前后存在著一個(gè)動(dòng)態(tài)的變化過(guò)程,提示了左側(cè)大腦半球的代償作用;(2) 周圍性面癱患者臨床針刺治療不同病程狀態(tài)(面癱早期組、后期組及治愈組)腦區(qū)的ReHo明顯增高,與健康志愿者相比有顯著差異,且多位于運(yùn)動(dòng)前區(qū)(額上回、額中回)、輔助運(yùn)動(dòng)區(qū)(中央旁小葉),默認(rèn)模式網(wǎng)絡(luò)(楔前葉、PCC)、ACC、SII、楔葉及顳上回,僅在面癱早期組右側(cè)顳下回ReHo減低,治愈組與健康志愿者有顯著差異的腦區(qū)明顯減少;(3) 大腦皮層運(yùn)動(dòng)前區(qū)(PMA)、輔助運(yùn)動(dòng)區(qū)(SMA)很可能是周圍性面癱患者靜息狀態(tài)下腦功能重組及代償?shù)年P(guān)鍵區(qū)域,也是針刺治療周圍性面癱患者重要的調(diào)制和關(guān)鍵代償區(qū)域。結(jié)果(1) 靜息態(tài)fMRI數(shù)據(jù)的組內(nèi)分析(p=,α≤)結(jié)果顯示面癱早期組、后期組及治愈組局部一致性(ReHo)增強(qiáng)的腦區(qū)廣泛,與健康對(duì)照組相似,且主要位于后扣帶回及相鄰的楔前葉和前額葉,與靜息狀態(tài)默認(rèn)模式網(wǎng)絡(luò)(DMN)一致。 單位代碼: 10369 2014屆同等學(xué)力申請(qǐng)碩士學(xué)位論文基于局部一致性算法的周圍性面癱針刺治療靜息態(tài)磁共振成像研究THE STUDY OF RESTINGSTATE FMRI BASED ON REGIONAL HOMOGENEITY IN PERIPHERAL FACIAL PARALYSIS BEFORE AND AFTER ACUPUNCTURE TREATMENT學(xué) 科 專 業(yè) 中西醫(yī)結(jié)合臨床 研 究 方 向 腦功能成像 導(dǎo) 師 李傳富 主任醫(yī)師 碩 士 生 劉 軍 平 論文完成單位 安徽中醫(yī)藥大學(xué) 91目錄中文摘要 1ABSTRACT 5英文縮略詞表 9前言 12材料與方法 151研究對(duì)象 152 器材和設(shè)備 183 實(shí)驗(yàn)步驟 194 實(shí)驗(yàn)設(shè)計(jì)與數(shù)據(jù)采集 205 靜息態(tài)fMRI數(shù)據(jù)處理 216 局部一致性(Regionalhomogeneity, ReHo)分析 237統(tǒng)計(jì)學(xué)分析 24結(jié)果 251 組內(nèi)分析結(jié)果 252 組間分析結(jié)果 31討論 421 傳統(tǒng)醫(yī)學(xué)對(duì)周圍性面癱的認(rèn)識(shí) 422現(xiàn)代醫(yī)學(xué)對(duì)周圍性面癱的認(rèn)識(shí) 43 43 44 453對(duì)針灸治療周圍性面癱的認(rèn)識(shí) 45 45 464fMRI在該項(xiàng)研究機(jī)制中的運(yùn)用 47 47 48(restingstate fMRI) 49 靜息態(tài)fMRI技術(shù)分析方法的選擇 505針刺治療周圍性面癱患者不同病程腦功能影像的分析 52 52 53結(jié)論 63問(wèn)題與展望 64參考文獻(xiàn) 66附錄一知情同意書(shū) 76附錄二 腦功能磁共振研究信息采集表 79綜述 80攻讀碩士期間已發(fā)表和錄用的論文 92個(gè)人簡(jiǎn)介 93致謝 94基于局部一致性算法的周圍性面癱針刺治療靜息態(tài)磁共振成像研究中文摘要目的 以周圍性面癱患者為載體, 功能磁共振成像為技術(shù)手段,利用局部一致性分析方法,研究在靜息狀態(tài)下周圍性面癱患者臨床針刺治療不同病程狀態(tài)下的腦區(qū)局部一致性(ReHo)變化特點(diǎn),探討針刺治療周圍性面癱的可能中樞整合機(jī)制。(3) 周圍性面癱患者臨床針刺治療不同病程狀態(tài)(面癱早期組、后期組及治愈組)與健康對(duì)照者之間的全腦局部一致性(ReHo)進(jìn)行對(duì)比研究,采用兩樣本t檢驗(yàn)進(jìn)行組間分析及Monte Carlo模擬閾值校正方法確定ReHo存在顯著性差異的腦區(qū),得出組間分析結(jié)果(P=, α≤),探究靜息態(tài)下周圍性面癱患者臨床針刺治療不同病程狀態(tài)下腦區(qū)局部一致性(ReHo)的變化。3) 面癱治愈組比健康對(duì)照組Reho增強(qiáng)的腦區(qū):左側(cè)楔前葉、左側(cè)梭狀回、左側(cè)鉤回;面癱治愈組比健康對(duì)照組Reho降低的腦區(qū):無(wú)。(durationmethod of ReHo was used to analyze thescanningBoldfMRI data and the brain areas of decreased Reho were none 。eachthe abnormal brain areas of Reho decreased, while still in the leftmiddle frontal gyrus), SMA(paracentral lobule), DMN(precuneus,(3) The brain areas of the premotor cortexbrainmaybe the important modulationmay also be the intrinsic mechanism of the acupuncture treatment.(5) Treatment of peripheral facial paralysispleted through the pensatory ofthe supplementary motor area, andto collaborative acupuncture。而傳統(tǒng)中醫(yī)針刺是常用且有效的理想治療方式,針刺治療周圍性面癱歷史悠久,早在《內(nèi)經(jīng)》屮就有記載,積累了大量的經(jīng)驗(yàn),臨床上這種治療方法安全簡(jiǎn)單,針刺可從整體上對(duì)機(jī)體進(jìn)行調(diào)節(jié)使之處于穩(wěn)定的狀態(tài),其療效確切,治愈率高[4],為廣大患者所接受。它是基于在神經(jīng)元活動(dòng)的過(guò)程中,腦耗氧量和腦血流量變化不一致,而使得局部磁場(chǎng)發(fā)生變化,從而間接反映神經(jīng)元的活動(dòng),它依賴于腦的血氧水平的改變,稱為血氧水平依賴的fMRI(Blood oxygen level dependent functional MRI, BoldfMRI) [6]。既往的靜息態(tài)fMRI研究[810]多局限在功能連接分析上面,局部一致性(Regional homogeneity,ReHo)分析作為靜息態(tài)數(shù)據(jù)處理的一種重要方式,也被用于多種神經(jīng)精神類疾病的研究,它反映的是局部腦區(qū)神經(jīng)元活動(dòng)的時(shí)間序列的同步性,研究發(fā)現(xiàn)疾病患者靜息狀態(tài)下存在許多功能活動(dòng)異常的腦區(qū)。材料與方法1研究對(duì)象 研究對(duì)象來(lái)源研究對(duì)象分實(shí)驗(yàn)組(47人)和健康對(duì)照組(32人),實(shí)驗(yàn)組由左側(cè)和右側(cè)面癱患者組成,數(shù)據(jù)處理過(guò)程中所有右側(cè)面癱大腦半球均沿y軸鏡像翻轉(zhuǎn),所以相當(dāng)于實(shí)驗(yàn)組均為左側(cè)面癱患者(一部分患者多次參與MRI掃描)。健康對(duì)照組(32人),為在校健康大學(xué)生、碩士研究生或醫(yī)院職工,男性13人,女性19人,年齡范圍1854歲,僅參與一次實(shí)驗(yàn)。 周圍性面癱的診斷標(biāo)準(zhǔn)(1) 起病急驟,發(fā)病之前多受風(fēng)寒侵襲;(2) 部分患者剛開(kāi)始出現(xiàn)耳后、耳下及面部的疼痛;一般表現(xiàn)為單側(cè)的面部無(wú)表情、面肌不能運(yùn)動(dòng),(3) 口角出現(xiàn)歪斜,或漱口時(shí)口角漏水,或吃飯時(shí)食物停滯于患側(cè)牙齒之間,做蹙額、皺眉、露齒、鼓頰等動(dòng)作困難,患側(cè)額紋變淺或消失,鼻唇溝變淺或消失,眼瞼難完全閉合;(4) 部分患側(cè)可出現(xiàn)舌前2/3味覺(jué)減退或消失、聽(tīng)覺(jué)過(guò)敏等癥;(5) 排除腦血管意外、腫瘤、外傷、格林巴利、中耳炎等疾病。2 器材和設(shè)備Siem
點(diǎn)擊復(fù)制文檔內(nèi)容
教學(xué)課件相關(guān)推薦
文庫(kù)吧 www.dybbs8.com
備案圖鄂ICP備17016276號(hào)-1