diff --git a/web-admin/src/utils/protocol-source-attachment.test.ts b/web-admin/src/utils/protocol-source-attachment.test.ts
index 2817732e..8bffcb85 100644
--- a/web-admin/src/utils/protocol-source-attachment.test.ts
+++ b/web-admin/src/utils/protocol-source-attachment.test.ts
@@ -42,9 +42,10 @@ describe('protocol-source-attachment', () => {
     })
     assert.deepEqual(
       groups.map((g) => g.label),
-      ['知情同意书', '孕妇健康调查表', '协议附件']
+      ['知情同意书', '孕妇健康调查表']
     )
     assert.ok(groups.every((g) => g.files.length === 1))
+    assert.equal(groups.length, 2)
   })
 
   it('groups research donation attachments for reception dialog', () => {
diff --git a/web-admin/src/utils/protocol-source-attachment.ts b/web-admin/src/utils/protocol-source-attachment.ts
index c677f1f8..84a8b635 100644
--- a/web-admin/src/utils/protocol-source-attachment.ts
+++ b/web-admin/src/utils/protocol-source-attachment.ts
@@ -37,17 +37,13 @@ export function getConsentProtocolAttachment(
 
 /**
  * 样本接收弹窗：按来源返回质检需查看的协议附件分组。
- * 细胞存储：知情同意书 / 孕妇健康调查表 / 协议附件（评论优先前两项）
+ * 细胞存储：仅知情同意书 / 孕妇健康调查表（不展示「协议附件」项）
  * 科研捐赠：知情同意书 / 传染病检测报告 / 其他附件
- * 兼容 attachments 别名（协议详情字段名）。
  */
 export function getSourceProtocolAttachmentGroups(
   row: Record<string, unknown>
 ): ProtocolSourceAttachmentMeta[] {
   const source = String(row.sourceType || 'cell_storage').trim()
-  const protocolFiles = normalizeAttachmentFiles(
-    row.protocolAttachmentFiles ?? row.attachments
-  )
   if (source === 'research_donation') {
     return [
       {
@@ -72,10 +68,6 @@ export function getSourceProtocolAttachmentGroups(
     {
       label: '孕妇健康调查表',
       files: normalizeAttachmentFiles(row.healthSurveyAttachmentFiles)
-    },
-    {
-      label: '协议附件',
-      files: protocolFiles
     }
   ]
 }