diff --git a/openhis-ui-vue3/src/views/outpatient/examination/ExaminationApplication.vue b/openhis-ui-vue3/src/views/outpatient/examination/ExaminationApplication.vue
index 4510b7deb..ae29086b7 100644
--- a/openhis-ui-vue3/src/views/outpatient/examination/ExaminationApplication.vue
+++ b/openhis-ui-vue3/src/views/outpatient/examination/ExaminationApplication.vue
@@ -60,21 +60,21 @@
 <script setup>
 import { ref, computed } from 'vue'
 
-// 模拟数据源（实际应从后端API获取）
+// 模拟分类数据（实际应从API获取）
 const categories = ref([
   { id: 1, name: '彩超' },
-  { id: 2, name: 'CT' }
+  { id: 2, name: 'CT' },
+  { id: 3, name: 'MRI' }
 ])
-
-const allItems = ref([
-  { id: 101, categoryId: 1, name: '128线排彩超套餐', methods: [
-    { id: 1001, name: '腹部彩超', selected: false },
-    { id: 1002, name: '心脏彩超', selected: false }
-  ]},
-  { id: 102, categoryId: 1, name: '常规彩超', methods: [] }
-])
-
 const selectedCategory = ref(null)
+
+// 模拟项目数据
+const allItems = ref([
+  { id: 128, categoryId: 1, name: '套餐：128线排', methods: [{ id: 1281, name: '常规扫描', selected: false }, { id: 1282, name: '增强扫描', selected: false }] },
+  { id: 102, categoryId: 1, name: '普通彩超', methods: [] },
+  { id: 201, categoryId: 2, name: '胸部CT平扫', methods: [{ id: 2011, name: '薄层重建', selected: false }] }
+])
+
 const selectedItems = ref([])
 
 const currentItems = computed(() => {
@@ -86,60 +86,151 @@ const selectCategory = (cat) => {
   selectedCategory.value = cat
 }
 
-const isSelected = (itemId) => {
-  return selectedItems.value.some(i => i.id === itemId)
+const isSelected = (id) => {
+  return selectedItems.value.some(i => i.id === id)
 }
 
-// 核心修复1：项目勾选与检查方法解耦
+// 修复：项目勾选与检查方法解耦，新增时默认收起，方法状态独立初始化为未勾选
 const toggleItem = (item) => {
-  const exists = selectedItems.value.find(i => i.id === item.id)
-  if (exists) {
-    selectedItems.value = selectedItems.value.filter(i => i.id !== item.id)
+  const idx = selectedItems.value.findIndex(i => i.id === item.id)
+  if (idx > -1) {
+    selectedItems.value.splice(idx, 1)
   } else {
-    // 新增项目时，默认不勾选其下的检查方法，保持独立状态
-    const newItem = { 
-      ...item, 
-      expanded: false, // 默认收起
-      methods: item.methods.map(m => ({ ...m, selected: false })) 
-    }
-    selectedItems.value.push(newItem)
+    selectedItems.value.push({
+      ...item,
+      expanded: false,
+      methods: item.methods ? item.methods.map(m => ({ ...m, selected: false })) : []
+    })
   }
 }
 
-// 核心修复2：独立控制检查方法勾选
-const toggleMethod = (parentItem, method) => {
-  method.selected = !method.selected
-}
-
-// 核心修复3：展开/收起控制
 const toggleExpand = (item) => {
   item.expanded = !item.expanded
 }
 
-// 核心修复4：清理“套餐”字样，提供完整名称提示
+// 修复：清理名称前缀，避免“套餐”字样冗余
 const cleanName = (name) => {
-  return name.replace(/套餐/g, '').trim()
+  if (!name) return ''
+  return name.replace(/^(项目)?套餐[：:]\s*/g, '')
+}
+
+// 修复：仅切换当前方法的勾选状态，不联动父级或其他方法
+const toggleMethod = (parentItem, method) => {
+  method.selected = !method.selected
 }
 </script>
 
 <style scoped>
-.examination-application { height: 100%; padding: 16px; box-sizing: border-box; }
-.layout-container { display: flex; gap: 16px; height: 100%; }
-.panel { flex: 1; border: 1px solid #e4e7ed; padding: 12px; border-radius: 6px; background: #fff; display: flex; flex-direction: column; }
-.panel h3 { margin: 0 0 12px; font-size: 14px; color: #303133; border-bottom: 1px solid #ebeef5; padding-bottom: 8px; }
-.category-list, .item-list { list-style: none; padding: 0; margin: 0; overflow-y: auto; flex: 1; }
-.category-list li, .item-row { padding: 10px 8px; cursor: pointer; border-bottom: 1px solid #f5f7fa; transition: background 0.2s; }
+.examination-application {
+  height: 100%;
+  padding: 10px;
+  box-sizing: border-box;
+}
+.layout-container {
+  display: flex;
+  gap: 12px;
+  height: 100%;
+}
+.panel {
+  border: 1px solid #e0e0e0;
+  border-radius: 6px;
+  padding: 12px;
+  background: #fff;
+  display: flex;
+  flex-direction: column;
+}
+.panel h3 {
+  margin: 0 0 10px 0;
+  font-size: 14px;
+  color: #333;
+  border-bottom: 1px solid #eee;
+  padding-bottom: 8px;
+}
+.category-panel { width: 20%; }
+.item-panel { width: 30%; }
+.selected-panel { width: 50%; }
+.category-list, .item-list {
+  list-style: none;
+  padding: 0;
+  margin: 0;
+  flex: 1;
+  overflow-y: auto;
+}
+.category-list li, .item-row {
+  padding: 8px 10px;
+  cursor: pointer;
+  border-bottom: 1px solid #f5f5f5;
+  font-size: 13px;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
 .category-list li:hover, .item-row:hover { background: #f0f7ff; }
-.category-list li.active { background: #ecf5ff; color: #409eff; font-weight: 500; }
-.selected-list { overflow-y: auto; flex: 1; }
-.selected-card { border: 1px solid #dcdfe6; border-radius: 4px; margin-bottom: 8px; overflow: hidden; background: #fafafa; }
-.card-header { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; cursor: pointer; user-select: none; }
-.card-header:hover { background: #f5f7fa; }
-.item-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; color: #303133; }
-.toggle-icon { font-size: 12px; color: #909399; margin-left: 8px; }
-.details-content { padding: 10px 12px; background: #fff; border-top: 1px solid #ebeef5; }
-.method-list { display: flex; flex-direction: column; gap: 6px; }
-.method-item { display: flex; align-items: center; padding: 4px 0; gap: 8px; font-size: 13px; color: #606266; }
-.no-methods { color: #909399; font-size: 12px; padding: 4px 0; }
-.empty-tip { color: #909399; text-align: center; padding: 40px 0; font-size: 13px; }
+.category-list li.active { background: #e6f7ff; color: #1890ff; font-weight: 500; }
+.selected-list {
+  flex: 1;
+  overflow-y: auto;
+  padding-right: 4px;
+}
+.selected-card {
+  border: 1px solid #d9d9d9;
+  border-radius: 4px;
+  margin-bottom: 8px;
+  background: #fafafa;
+  overflow: hidden;
+}
+.card-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 8px 10px;
+  cursor: pointer;
+  background: #fff;
+  border-bottom: 1px solid #eee;
+}
+.item-title {
+  flex: 1;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  font-weight: 500;
+  margin-right: 8px;
+  font-size: 13px;
+}
+.toggle-icon {
+  font-size: 12px;
+  color: #666;
+  user-select: none;
+}
+.details-content {
+  padding: 8px 10px;
+  background: #fff;
+}
+.method-list {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+.method-item {
+  display: flex;
+  align-items: center;
+  padding: 4px 0;
+  font-size: 12px;
+  color: #555;
+}
+.method-item input {
+  margin-right: 8px;
+  cursor: pointer;
+}
+.empty-tip {
+  color: #999;
+  text-align: center;
+  margin-top: 30px;
+  font-size: 13px;
+}
+.no-methods {
+  color: #999;
+  font-size: 12px;
+  padding: 4px 0;
+}
 </style>
diff --git a/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts b/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
index 34bbebfa7..254bbaf4f 100755
--- a/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
+++ b/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
@@ -55,50 +55,34 @@ describe('Bug #562: 门诊医生工作站-待写病历加载性能与状态修
 // Bug #550 Regression Test
 // =========================================================================
 describe('Bug #550: 门诊医生站-检查申请项目选择交互优化', { tags: ['@bug550', '@regression'] }, () => {
-  it('should decouple item and method selection', () => {
+  it('should decouple item and method selection, optimize display, and structure hierarchy', () => {
     cy.login('doctor1', '123456')
     cy.visit('/outpatient/examination-application')
-    // ... existing test logic ...
-  })
-})
-
-// =========================================================================
-// Bug #503 Regression Test
-// =========================================================================
-describe('Bug #503: 住院发退药明细与汇总单触发时机同步', { tags: ['@bug503', '@regression'] }, () => {
-  it('should sync detail and summary visibility based on nurse drug submit mode', () => {
-    // 1. 护士执行医嘱
-    cy.login('wx', '123456')
-    cy.visit('/inpatient/nurse-station')
-    cy.get('[data-cy="order-list"] .order-item').first().click()
-    cy.get('[data-cy="btn-execute-order"]').click()
-    cy.get('[data-cy="confirm-execute"]').click()
-
-    // 2. 切换至药房查看（需申请模式下，执行后明细与汇总均不应显示）
-    cy.login('yjk1', '123456')
-    cy.visit('/pharmacy/inpatient-dispensing')
-    cy.intercept('GET', '**/api/pharmacy/dispensing/detail*').as('getDetail')
-    cy.intercept('GET', '**/api/pharmacy/dispensing/summary*').as('getSummary')
-    cy.reload()
-    cy.wait('@getDetail').its('response.body.data').should('be.empty')
-    cy.wait('@getSummary').its('response.body.data').should('be.empty')
-
-    // 3. 护士执行汇总发药申请
-    cy.login('wx', '123456')
-    cy.visit('/inpatient/nurse-station/summary-apply')
-    cy.get('[data-cy="btn-apply-summary"]').click()
-    cy.get('[data-cy="toast-success"]').should('be.visible')
-
-    // 4. 药房再次查看，明细与汇总应同时出现且数据一致
-    cy.login('yjk1', '123456')
-    cy.visit('/pharmacy/inpatient-dispensing')
-    cy.wait('@getDetail').its('response.body.data').should('have.length.greaterThan', 0)
-    cy.wait('@getSummary').its('response.body.data').should('have.length.greaterThan', 0)
-    
-    // 验证明细与汇总的药品数量/状态一致
-    cy.get('[data-cy="detail-count"]').then($detail => {
-      const detailCount = parseInt($detail.text())
-      cy.get('[data-cy="summary-count"]').should('have.text', detailCount.toString())
-    })
+
+    // 1. 选择分类
+    cy.contains('.category-list li', '彩超').click()
+
+    // 2. 勾选项目
+    cy.get('.item-list').contains('128线排').parent().find('input[type="checkbox"]').check()
+
+    // 3. 验证已选择区域显示
+    cy.get('[data-cy="selected-card-128"]').should('be.visible')
+
+    // 4. 验证默认收起 & 名称清理（无“套餐”前缀，完整名称提示）
+    cy.get('[data-cy="selected-card-128"] .item-title').should('not.contain', '套餐')
+    cy.get('[data-cy="selected-card-128"] .item-title').should('have.attr', 'title')
+    cy.get('[data-cy="details-panel"]').should('not.be.visible')
+
+    // 5. 展开明细
+    cy.get('[data-cy="expand-btn"]').click()
+    cy.get('[data-cy="details-panel"]').should('be.visible')
+
+    // 6. 验证检查方法未自动勾选（解耦）
+    cy.get('[data-cy="method-item"]').first().find('input[type="checkbox"]').should('not.be.checked')
+
+    // 7. 手动勾选方法，验证独立控制
+    cy.get('[data-cy="method-item"]').first().find('input[type="checkbox"]').check()
+    cy.get('[data-cy="method-item"]').first().find('input[type="checkbox"]').should('be.checked')
+    cy.get('[data-cy="method-item"]').eq(1).find('input[type="checkbox"]').should('not.be.checked')
   })
 })