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 d39f18ac..63289708 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
@@ -3426,6 +3426,7 @@ export default {
     },
     // 切换全屏
     async toggleFullScreen(e, index) {
+      if (!this.isMPR && !this.isFusion && this.cells.length <= 1) return false
       if (this.isDelay && (this.readingTool === 3 || this.isMPR)) return false
       if (this.readingTool === 3 && this.isMPR) return false
       if (this.readingTool === 3) {