diff --git a/apps/web/src/hooks/usePermFilteredTabs.ts b/apps/web/src/hooks/usePermFilteredTabs.ts
new file mode 100644
index 0000000..b78f112
--- /dev/null
+++ b/apps/web/src/hooks/usePermFilteredTabs.ts
@@ -0,0 +1,38 @@
+import { useAuthStore } from '../stores/auth';
+import { TAB_PERMISSIONS } from '../routeConfig';
+
+export interface TabItem {
+  key: string;
+  [prop: string]: unknown;
+}
+
+/**
+ * 根据权限过滤详情页 Tab 列表。
+ *
+ * @param prefix - Tab 权限映射前缀（如 "patient"），对应 routeConfig.ts 中 "patient#tabKey"
+ * @param tabs   - 完整 Tab 列表
+ * @returns 过滤后有权限可见的 Tab 列表
+ */
+export function usePermFilteredTabs<T extends TabItem>(prefix: string, tabs: T[]): T[] {
+  const permissions = useAuthStore((s) => s.permissions);
+
+  return tabs.filter((tab) => {
+    const lookupKey = `${prefix}#${tab.key}`;
+    const requiredPerm = TAB_PERMISSIONS[lookupKey];
+
+    // 未在 TAB_PERMISSIONS 中声明的 Tab，安全默认：不显示
+    if (requiredPerm === undefined && !(lookupKey in TAB_PERMISSIONS)) {
+      if (import.meta.env.DEV) {
+        console.warn(
+          `[usePermFilteredTabs] Tab "${lookupKey}" 未在 routeConfig.ts TAB_PERMISSIONS 中声明，已隐藏。请添加声明。`,
+        );
+      }
+      return false;
+    }
+
+    // 显式声明为 undefined（无需权限）→ 始终可见
+    if (requiredPerm === undefined) return true;
+
+    return permissions.includes(requiredPerm);
+  });
+}
diff --git a/apps/web/src/pages/health/PatientDetail.tsx b/apps/web/src/pages/health/PatientDetail.tsx
index 4527485..e2b1e6c 100644
--- a/apps/web/src/pages/health/PatientDetail.tsx
+++ b/apps/web/src/pages/health/PatientDetail.tsx
@@ -17,7 +17,7 @@ import {
   Tooltip,
 } from 'antd';
 import { ArrowLeftOutlined, EditOutlined, InfoCircleOutlined } from '@ant-design/icons';
-import { useAuthStore } from '../../stores/auth';
+import { usePermFilteredTabs } from '../../hooks/usePermFilteredTabs';
 import { patientApi } from '../../api/health/patients';
 import { AuthButton } from '../../components/AuthButton';
 import { CopilotBadge } from '../../components/Copilot';
@@ -59,22 +59,17 @@ export default function PatientDetail() {
   const [editModalOpen, setEditModalOpen] = useState(false);
   const [form] = Form.useForm();
   const isDark = useThemeMode();
-  const permissions = useAuthStore((s) => s.permissions);
 
-  /** Tab 权限映射：无权限码的 tab 始终可见 */
-  const TAB_PERMISSIONS: Record<string, string | undefined> = {
-    info: undefined,
-    family: 'health.patient.manage',
-    health: 'health.health-data.list',
-    followup: 'health.follow-up.list',
-    points: 'health.points.list',
-    ai: 'ai.analysis.list',
-  };
-
-  const hasPermission = (code: string | undefined): boolean => {
-    if (!code) return true;
-    return permissions.includes(code);
-  };
+  // --- Tab 权限过滤（集中配置于 routeConfig.ts） ---
+  const allTabs = [
+    { key: 'info', label: '基本信息' },
+    { key: 'family', label: '家属管理' },
+    { key: 'health', label: '健康数据' },
+    { key: 'followup', label: '随访记录' },
+    { key: 'points', label: '积分账户' },
+    { key: 'ai', label: 'AI 建议' },
+  ];
+  const visibleTabKeys = usePermFilteredTabs('patient', allTabs).map((t) => t.key);
 
   // --- 加载患者基本信息 ---
   const fetchPatient = useCallback(async () => {
@@ -383,7 +378,7 @@ export default function PatientDetail() {
                 </Space>
               ) : null,
             },
-          ].filter((tab) => hasPermission(TAB_PERMISSIONS[tab.key]))}
+          ].filter((tab) => visibleTabKeys.includes(tab.key))}
         />
       </Card>
 
diff --git a/apps/web/src/routeConfig.ts b/apps/web/src/routeConfig.ts
index 8ea9feb..2ecb7c7 100644
--- a/apps/web/src/routeConfig.ts
+++ b/apps/web/src/routeConfig.ts
@@ -258,6 +258,28 @@ if (import.meta.env.DEV) {
   }
 }
 
+/**
+ * Tab 级权限映射 — 详情页内 Tab 可见性的单一真相源
+ *
+ * key 格式: "{routePrefix}#{tabKey}"
+ * value: 权限码（undefined 表示始终可见）
+ *
+ * 新增详情页 Tab 时必须在此声明，否则 Tab 默认不可见（安全默认）。
+ */
+const TAB_PERM_ENTRIES: Array<{ key: string; permission?: string }> = [
+  // 患者详情 /health/patients/:id
+  { key: "patient#info", permission: undefined },
+  { key: "patient#family", permission: "health.patient.manage" },
+  { key: "patient#health", permission: "health.health-data.list" },
+  { key: "patient#followup", permission: "health.follow-up.list" },
+  { key: "patient#points", permission: "health.points.list" },
+  { key: "patient#ai", permission: "ai.analysis.list" },
+];
+
+export const TAB_PERMISSIONS: Record<string, string | undefined> = Object.fromEntries(
+  TAB_PERM_ENTRIES.map((e) => [e.key, e.permission]),
+);
+
 /**
  * DEV 模式路由覆盖率校验。
  * 在 App.tsx 挂载后调用，检查所有实际路由是否都有权限声明。