diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
index 1c47b07e..c14419a2 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
@@ -315,8 +315,8 @@
                     :rendering-engine-id="renderingEngineId" :viewport-id="`viewport-${index}`" :viewport-index="index"
                     :histogramVisible="histogramVisible" @activeViewport="activeViewport"
                     @toggleTaskByViewport="toggleTaskByViewport" @previewCD="previewCD"
-                    @renderAnnotations="renderAnnotations" @contentMouseup="contentMouseup" v-if="readingTool === 3"
-                    v-resize="(e) => handleSizeChange(e, `viewport-${index}`)" />
+                    @renderAnnotations="renderAnnotations" @contentMouseup="contentMouseup" @resetViewport="resetViewport"
+                    v-if="readingTool === 3" v-resize="(e) => handleSizeChange(e, `viewport-${index}`)" />
                   <Viewport :ref="`viewport-${index}`" :data-viewport-uid="`viewport-${index}`"
                     :rendering-engine-id="renderingEngineId" :viewport-id="`viewport-${index}`" :viewport-index="index"
                     @activeViewport="activeViewport" @toggleTaskByViewport="toggleTaskByViewport" @previewCD="previewCD"
@@ -2619,6 +2619,9 @@ export default {
         console.log(lower, upper)
         viewport.setProperties({ voiRange: { upper: upper, lower: lower } })
       }
+      if (this.readingTool === 3 && this.$refs[`${this.viewportKey}-${this.activeViewportIndex}`][0].series.Modality === 'PT') {
+        viewport.setProperties({ voiRange: { upper: 5, lower: 0 } })
+      }
       viewport.render()
       renderingEngine.render()
       if (this.readingTool === 3) {
@@ -2754,10 +2757,11 @@ export default {
       const renderingEngine = getRenderingEngine(renderingEngineId)
       const viewport = renderingEngine.getViewport(`${this.viewportKey}-${this.activeViewportIndex}`)
       const { invert } = viewport.getProperties()
-      if (this.isFusion) {
+      if (this.isFusion || this.readingTool === 3) {
         viewport.setProperties({ invert: !invert }, this.$refs[`${this.viewportKey}-${this.activeViewportIndex}`][0].volumeId)
+      } else {
+        viewport.setProperties({ invert: !invert })
       }
-      viewport.setProperties({ invert: !invert })
       viewport.render()
     },
     // 翻页
diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/SegmentForm.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/SegmentForm.vue
index 0d6e3b38..e9fdb181 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/SegmentForm.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/SegmentForm.vue
@@ -2,21 +2,24 @@
     <el-form ref="segmentForm" :model="form" label-width="120px" label-position="left" :rules="rules">
         <!-- 检查名称 -->
         <el-form-item :label="$t('segment:form:label:studyName')" prop="taskBlindName">
-            <el-select v-model="form.studyId" clearable @change="(e) => handleChange(e, 'study')">
+            <el-select v-model="form.studyId" clearable @change="(e) => handleChange(e, 'study')"
+                @clear="(e) => handleClear(e, 'study')">
                 <el-option v-for="item in studyList" :key="item.StudyId" :label="item.StudyCode"
                     :value="item.StudyId" />
             </el-select>
         </el-form-item>
         <!-- 序列名称 -->
         <el-form-item :label="$t('segment:form:label:seriesName')" prop="taskBlindName">
-            <el-select v-model="form.seriesId" clearable @change="(e) => handleChange(e, 'series')">
+            <el-select v-model="form.seriesId" clearable @change="(e) => handleChange(e, 'series')"
+                @clear="(e) => handleClear(e, 'series')">
                 <el-option v-for="item in seriesList" :key="item.Id"
                     :label="`#${item.SeriesNumber}/${item.Modality}/${item.Description}`" :value="item.Id" />
             </el-select>
         </el-form-item>
         <!-- 分割组名称 -->
         <el-form-item :label="$t('segment:form:label:segmentGroupName')" prop="segmentGroupId">
-            <el-select v-model="form.segmentGroupId" clearable @change="(e) => handleChange(e, 'segmentGroup')">
+            <el-select v-model="form.segmentGroupId" clearable @change="(e) => handleChange(e, 'segmentGroup')"
+                @clear="(e) => handleClear(e, 'segmentGroup')">
                 <el-option v-for="item in segmentGroupList" :key="item.Id" :label="item.SegmentationName"
                     :value="item.Id" />
             </el-select>
@@ -106,10 +109,14 @@ export default {
             })
             this.studyList = studyList
             if (this.visitInfo.operateStateEnum === 21) {
-                this.form.studyId = this.series.StudyId
-                this.handleChange(null, 'study')
-                this.form.seriesId = this.series.Id
-                this.handleChange(null, 'series')
+                let find = studyList.some(item => item.StudyId === this.series.StudyId)
+                if (find) {
+                    this.form.studyId = this.series.StudyId
+                    this.handleChange(null, 'study')
+                    this.form.seriesId = this.series.Id
+                    this.handleChange(null, 'series')
+                }
+
             }
             if (this.visitInfo.operateStateEnum === 22) {
                 let o = {}
@@ -132,6 +139,7 @@ export default {
         },
         async handleChange(e, key) {
             if (key === 'study') {
+                console.log(this.studyList, 'this.studyList')
                 this.seriesList = this.studyList.find(item => item.StudyId === this.form.studyId).SeriesArr
             }
             if (key === 'series') {
@@ -142,6 +150,20 @@ export default {
                 this.segmentList = list.filter(item => item.SegmentJson)
             }
         },
+        handleClear(e, key) {
+            if (key === 'study') {
+                this.form.seriesId = null
+                this.form.segmentGroupId = null
+                this.form.segmentId = null
+            }
+            if (key === 'series') {
+                this.form.segmentGroupId = null
+                this.form.segmentId = null
+            }
+            if (key === 'segmentGroup') {
+                this.form.segmentId = null
+            }
+        },
         handleCancel() {
             this.$emit("update:visible", false)
         },
diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/VolumeViewport.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/VolumeViewport.vue
index 0cf01f3e..935e6697 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/VolumeViewport.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/VolumeViewport.vue
@@ -78,8 +78,10 @@ import * as cornerstoneTools from '@cornerstonejs/tools'
 import { createImageIdsAndCacheMetaData } from '@/views/trials/trials-panel/reading/dicoms/components/Fusion/js/createImageIdsAndCacheMetaData'
 import setCtTransferFunctionForVolumeActor from '@/views/trials/trials-panel/reading/dicoms/components/Fusion/js/setCtTransferFunctionForVolumeActor'
 import { setCtMappingRange } from '@/views/trials/trials-panel/reading/dicoms/components/Fusion/js/setCtTransferFunctionForVolumeActor'
-import { setPetColorMapTransferFunctionForVolumeActor } from '@/views/trials/trials-panel/reading/dicoms/components/Fusion/js/setPetColorMapTransferFunctionForVolumeActor'
 import { vec3, mat4 } from 'gl-matrix'
+import {
+    setPetTransferFunctionForVolumeActor
+} from './helpers/index.js'
 import DicomEvent from '@/views/trials/trials-panel/reading/dicoms/components/DicomEvent'
 export default {
     name: 'MPRViewport',
@@ -537,7 +539,8 @@ export default {
                     .setVolumes([{
                         volumeId: this.volumeId, callback: (r) => {
                             if (this.series.Modality === 'PT' || this.series.Modality === 'NM') {
-                                setPetColorMapTransferFunctionForVolumeActor(r, true)
+                                setPetTransferFunctionForVolumeActor(r)
+                                // viewport.setProperties({ voiRange: { upper: 5, lower: 0 } })
                             } else {
                                 const voi = metaData.get('voiLutModule', res.volume._imageIds[Math.ceil((res.volume._imageIds.length - 1) / 2)])
                                 setCtMappingRange(voi.windowWidth[0], voi.windowCenter[0])
@@ -555,6 +558,16 @@ export default {
                         DicomEvent.$emit("isloaded", { isChange: data.isChange })
                     })
                 viewport.render()
+                if (this.series.Modality === 'PT' || this.series.Modality === 'NM') {
+                    setTimeout(() => {
+                        viewport.resetCamera({ resetPan: true, resetZoom: true, resetToCenter: true })
+                        viewport.resetProperties()
+                        viewport.setProperties({ voiRange: { upper: 5, lower: 0 } })
+                        viewport.render()
+                        renderingEngine.render()
+                    }, 100)
+                }
+
             } catch (e) {
                 console.log(e)
             }