diff --git a/src/components/Dicom/DicomViewer.vue b/src/components/Dicom/DicomViewer.vue
index 2a8bfcdc..41c39b9c 100644
--- a/src/components/Dicom/DicomViewer.vue
+++ b/src/components/Dicom/DicomViewer.vue
@@ -103,7 +103,7 @@
           </select>
           <div class="btnBox" v-if="hasAnonymous && hasPermi(['role:iqc'])" @click="openAnonymous">{{
             $t('DicomViewer:anonymous:PixelAnonymity')
-            }}
+          }}
           </div>
         </div>
       </div>
@@ -504,8 +504,6 @@ export default {
 
   methods: {
     comparison(f) {
-      this.isComparison = f
-      this.$emit("update:Comparison", f)
       const elements = document.querySelectorAll('.dicom-item')
       const scope = this
       Array.from(elements).forEach((element, index) => {
@@ -514,12 +512,14 @@ export default {
         }
       })
       scope.activeTool = null
-      if (this.isComparison) {
+      if (f) {
         this.$refs[`dicomCanvas0`].getNote_RectangleRoi().then(obj => {
           let { image } = obj
           let instanceInfo = this.series.instanceInfoList.find(item => item.ImageId === image.imageId)
           if (!instanceInfo.IsMasked) return this.$confirm(this.$t("DicomViewer:anonymous:notMasked"))
           this.changeLayout('1x2')
+          this.isComparison = f
+          this.$emit("update:Comparison", f)
           let serie = {}
           Object.keys(this.series).forEach(key => {
             if (key !== 'instanceInfoList' && key !== 'imageIds') {
@@ -555,10 +555,11 @@ export default {
           this.$refs[`dicomCanvas1`].loadImageStack(dicomCanvas1_info)
         })
       } else {
+        this.isComparison = f
+        this.$emit("update:Comparison", f)
         this.changeLayout('1x1')
         this.$refs[`dicomCanvas0`].loadImageStack(this.series)
       }
-
     },
     recovery(isAll = false) {
       if (this.isComparison) return false
diff --git a/src/views/dicom-show/dicom-study.vue b/src/views/dicom-show/dicom-study.vue
index bbc60004..afee92cb 100644
--- a/src/views/dicom-show/dicom-study.vue
+++ b/src/views/dicom-show/dicom-study.vue
@@ -531,7 +531,7 @@ export default {
       }
     },
     showSeriesImage(e, seriesIndex, series) {
-      if (!this.isComparison) return false
+      if (this.isComparison) return false
       this.activeSeriesId = series.seriesId
       workSpeedclose(true)
       // if (seriesIndex === this.currentSeriesIndex) return