HirschbergTest與KrimskyTest在兒童斜視角測量中準(zhǔn)確性及可靠性研究
發(fā)布時(shí)間:2018-06-27 13:42
本文選題:兒童斜視 + 斜視角測量; 參考:《廣州醫(yī)學(xué)院》2011年碩士論文
【摘要】:目的: 研究臨床上使用Hirschberg Test及Krimsky Test在兒童斜視角測量中的準(zhǔn)確性和可靠性,幫助臨床醫(yī)師更好的使用這兩種常見的斜視角檢查方法以及更為準(zhǔn)確的理解其檢查結(jié)果。 方法: 選取50名共同性水平斜視患兒,由同一醫(yī)師完成三棱鏡交替遮蓋檢查測量斜視度,此結(jié)果作為斜視角度對(duì)照組。由同一醫(yī)師使用數(shù)碼相機(jī)完成眼位照片收集,共5張眼位照片○1第一眼位照片○2斜視眼注視○3注視眼(或斜視眼)前放置三棱鏡,棱鏡度等于三棱鏡交替遮蓋檢查結(jié)果○4注視眼(或斜視眼)前放置三棱鏡,棱鏡度小于三棱鏡交替遮蓋檢查結(jié)果10棱鏡度○5注視眼(或斜視眼)前放置三棱鏡,棱鏡度大于三棱鏡交替遮蓋檢查結(jié)果10棱鏡度。由4名有經(jīng)驗(yàn)的斜視與小兒眼科醫(yī)師在同一時(shí)間段使用Hirschberg Test完成對(duì)患兒斜視角度測量(傳統(tǒng)Hirschberg Test);4名檢查者瀏覽眼位照片○1○2 ,使用Hirschberg Test判斷斜視角度,記錄檢查結(jié)果(圖片Hirschberg Test);4名檢查者瀏覽眼位照片○3○4○5 ,使用Krimsky Test判斷照片中的棱鏡度數(shù)為合適、過矯、欠矯,記錄檢查結(jié)果。使用統(tǒng)計(jì)學(xué)方法分析測量結(jié)果。 結(jié)果: 1.使用Hirschberg Test(包括傳統(tǒng)Hirschberg Test及圖片Hirschberg Test)及Krimsky Test測量斜視角度,4名檢查者測量結(jié)果存在差異,差異具有統(tǒng)計(jì)學(xué)意義。 2.以三棱鏡交替遮蓋檢查結(jié)果為參考值,圖片Hirschberg Test的檢查結(jié)果比傳統(tǒng)Hirschberg Test的檢查結(jié)果更為準(zhǔn)確,差異具有統(tǒng)計(jì)學(xué)意義。 3.當(dāng)Kappa角為陰性時(shí),4名檢查者使用Hirschberg Test及Krimsky Test測量斜視角度均比Kappa角為陽性時(shí)更為準(zhǔn)確,差異具有統(tǒng)計(jì)學(xué)意義。 4.當(dāng)斜視度≥50棱鏡度時(shí),使用Krimsky Test檢查結(jié)果準(zhǔn)確性低于斜視度50棱鏡度時(shí)使用Krimsky Test的檢查結(jié)果,差異具有統(tǒng)計(jì)學(xué)意義。 結(jié)論: Hirschberg Test和Krimsky Test均不是精確測量斜視角度的方法,對(duì)于兒童斜視患者,檢查結(jié)果因人而異。其結(jié)果受檢查者的主觀因素、斜視角度、Kappa角等因素的影響。對(duì)于不適合三棱鏡交替遮蓋檢查的斜視患兒,臨床上需要一種更為精確的斜視角度測量方法。
[Abstract]:Objective: to study the accuracy and reliability of Hirschberg Test and Krimsky Test in the measurement of oblique angle of view in children. Methods: 50 children with concomitant horizontal strabismus were examined by the same doctor to measure the degree of strabismus. A digital camera was used by the same doctor to collect the eye position photos. A total of 5 eye position photos 01 first eye image 02 strabismus eye fixation eye (or strabismus eye) placed a prism before 03 fixation eye (or strabismus eye). Prism degree is equal to alternate prism shading examination result 04 prism in front of fixation eye (or strabismus eye), prism degree is less than that of prism alternately covering examination result 10 prism degree 05 gaze eye (or strabismus eye) placed prism before eye (or squint eye), The prism degree is larger than the prism alternately shaded check result 10 prism degree. Four experienced strabismus and pediatric ophthalmologists used Hirschberg Test to measure the squint angle (traditional Hirschberg Test) in the same time period. Four examiners browsed eye position photos 0102 and used Hirschberg Test to judge strabismus angle. Record the results of the examination (Hirschberg Test). Four examiners browsed the eye position photo 030405 and used Krimsky Test to judge the prism degree in the photo as appropriate, overcorrection, undercorrection, and record the results of the examination. The results were analyzed by statistical method. Results: 1. Hirschberg Test (including traditional Hirschberg Test and Picture Hirschberg Test) and Krimsky Test were used to measure strabismus angle. The results of Hirschberg Test were more accurate than those of traditional Hirschberg Test, and the difference was statistically significant. When the Kappa angle was negative, the four examiners used Hirschberg Test and Krimsky Test to measure strabismus angle more accurately than when Kappa angle was positive, the difference was statistically significant. 4. When squint degree 鈮,
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