diff --git a/src/views/trials/trials-panel/reading/dicoms/components/Fusion/Questions.vue b/src/views/trials/trials-panel/reading/dicoms/components/Fusion/Questions.vue
index 25dd73e2..7307673c 100644
--- a/src/views/trials/trials-panel/reading/dicoms/components/Fusion/Questions.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/components/Fusion/Questions.vue
@@ -574,13 +574,17 @@ export default {
     },
     setUptakeFormBaseline() {
       // 自动计算与基线相比摄取值变化
-      if (!this.isBaseLineTask && this.questionForm[this.pet5PSId] > 0) {
-        // 当前访视的PET 5ps评分大于基线的PET 5ps评分   增大
-        // 当前访视的PET 5ps评分小于基线的PET 5ps评分   减小
-        if (this.questionForm[this.pet5PSId] > this.baseLinePET5PS) {
-          this.questionForm[this.uptakeFromBaselineId] = '1'
-        } else if (this.questionForm[this.pet5PSId] < this.baseLinePET5PS) {
-          this.questionForm[this.uptakeFromBaselineId] = '2'
+      if (!this.isBaseLineTask) {
+        if (this.questionForm[this.pet5PSId] > 0) {
+          // 当前访视的PET 5ps评分大于基线的PET 5ps评分   增大
+          // 当前访视的PET 5ps评分小于基线的PET 5ps评分   减小
+          if (this.questionForm[this.pet5PSId] > this.baseLinePET5PS) {
+            this.questionForm[this.uptakeFromBaselineId] = '1'
+          } else if (this.questionForm[this.pet5PSId] < this.baseLinePET5PS) {
+            this.questionForm[this.uptakeFromBaselineId] = '2'
+          }
+        } else if (this.questionForm[this.pet5PSId] === '' || this.questionForm[this.pet5PSId] === null) {
+          this.questionForm[this.uptakeFromBaselineId] = ''
         }
       }
     },