diff --git a/src/components/exam/ExamSignPanel.tsx b/src/components/exam/ExamSignPanel.tsx
index e8ab4f7..51e6745 100644
--- a/src/components/exam/ExamSignPanel.tsx
+++ b/src/components/exam/ExamSignPanel.tsx
@@ -3,7 +3,7 @@ import * as pdfjsLib from 'pdfjs-dist';
 import pdfjsWorker from 'pdfjs-dist/build/pdf.worker.min.mjs?url';
 
 import type { OutputTongyishuFileInfo } from '../../api';
-import { getTongyishuPdf, signInMedicalExamCenter, submitTongyishuSign, submitDaojiandanSign, editDaojiandanPrintStatus, getDaojiandanPdf as getDaojiandanPdfApi, getAddItemBillPdf as getAddItemBillPdfApi, submitAddItemBillSign } from '../../api';
+import { getTongyishuPdf, signInMedicalExamCenter, submitTongyishuSign, submitDaojiandanSign, editDaojiandanPrintStatus, getDaojiandanPdf as getDaojiandanPdfApi, submitAddItemBillSign } from '../../api';
 import {
   setExamActionRecord,
   setTongyishuPdfList,
@@ -95,27 +95,10 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
     return () => onBusyChange?.(false);
   }, [busy, onBusyChange]);
 
-  const SIGN_STORAGE_KEY = `yh_signed_consents_${new Date().toISOString().slice(0, 10)}`;
-
   const handlePickFile = () => {
     fileInputRef.current?.click();
   };
 
-  useEffect(() => {
-    if (typeof window === 'undefined') return;
-    const raw = localStorage.getItem(SIGN_STORAGE_KEY);
-    if (raw) {
-      try {
-        const parsed = JSON.parse(raw);
-        if (Array.isArray(parsed)) {
-          setSignedCombinationCodes(parsed.filter((x) => typeof x === 'number'));
-        }
-      } catch (err) {
-        console.warn('签名记录解析失败', err);
-      }
-    }
-  }, []);
-
   const convertToJpg = async (file: File): Promise<File> => {
     return new Promise((resolve, reject) => {
       const reader = new FileReader();
@@ -244,11 +227,7 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
         setSignedCombinationCodes((prev) => {
           const code = Number(previewPdf.combination_code);
           if (!Number.isFinite(code)) return prev || [];
-          const next = Array.from(new Set([...(prev || []), code]));
-          if (typeof window !== 'undefined') {
-            localStorage.setItem(SIGN_STORAGE_KEY, JSON.stringify(next));
-          }
-          return next;
+          return Array.from(new Set([...(prev || []), code]));
         });
         setTimeout(() => {
           setShowSignature(false);
@@ -278,6 +257,12 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
 
     // 先检查 localStorage 中是否有已签名的知情同意书
     const storedList = getTongyishuPdfList(examId);
+    const signedFromStored =
+      storedList
+        ?.filter((pdf) => pdf.is_signed === true && pdf.combination_code !== null && pdf.combination_code !== undefined)
+        .map((pdf) => Number(pdf.combination_code))
+        .filter((n) => Number.isFinite(n)) || [];
+    setSignedCombinationCodes(signedFromStored);
     const allSigned = storedList && storedList.length > 0 && storedList.every((pdf) => pdf.is_signed === true);
 
     // 如果所有知情同意书都已签名，直接使用 localStorage 中的数据，不请求接口
@@ -1921,7 +1906,6 @@ export const ExamSignPanel = ({ examId, onBusyChange }: ExamSignPanelProps) => {
               {addItemBillList.length > 0 &&
                 addItemBillList.map((bill) => {
                   const isSigned = bill.is_signed === true;
-                  const isCurrent = currentAddItemBill && currentAddItemBill.pdf_sort === bill.pdf_sort;
                   const displayName =
                     bill.pdf_name && bill.pdf_name.length > 12 ? bill.pdf_name.slice(0, 12) + '...' : bill.pdf_name || '加项单';
                   return (