diff --git a/PACS_DICOM处理/数据处理网页端/static/app.js b/PACS_DICOM处理/数据处理网页端/static/app.js
index 56a1835..ceb53d8 100644
--- a/PACS_DICOM处理/数据处理网页端/static/app.js
+++ b/PACS_DICOM处理/数据处理网页端/static/app.js
@@ -446,10 +446,22 @@ function renderStudies() {
     card.classList.toggle("active", app.study?.ct_number === study.ct_number);
     card.classList.toggle("complete", status === "complete");
     const name = study.source_patient_name || study.patient_name_dicom || "无姓名";
-    const partTags = asList(study.body_parts)
+    const bodyPartLabels = asList(study.body_parts)
       .filter((part) => BODY_PARTS.includes(part))
-      .map((part) => `<em>${escapeHtml(partLabel(part))}</em>`)
+      .map((part) => partLabel(part));
+    const partTags = bodyPartLabels
+      .map((label) => `<em title="${escapeHtml(label)}">${escapeHtml(label)}</em>`)
       .join("");
+    const studyDateTime = `${fmtDate(study.study_date)} ${fmtTime(study.study_time)}`.trim() || "未记录时间";
+    const annotationSummary = `${Number(study.annotated_series || 0)} 个序列已标注，${Number(study.unannotated_series || 0)} 个序列未标注`;
+    const cardTitle = [
+      `检查号：${study.ct_number}`,
+      `患者：${name} · ${study.patient_id || "无ID"}`,
+      `时间：${studyDateTime}`,
+      `DICOM：${Number(study.dicom_file_count || 0)} 张`,
+      annotationSummary,
+      `部位：${bodyPartLabels.join("、") || "无"}`,
+    ].join("\n");
     const exportControls = isAdmin()
       ? `
         <span class="study-export-btn" role="button" tabindex="0" title="选择序列导出" aria-label="选择序列导出">
@@ -459,16 +471,18 @@ function renderStudies() {
         </span>
       `
       : "";
+    card.title = cardTitle;
+    card.setAttribute("aria-label", cardTitle);
     card.innerHTML = `
       <div class="study-card-status-stack">
         <i class="study-status-badge status-${status}" title="点击切换为${nextStatusLabel}">${studyStatusLabel(status)}</i>
         <div class="study-part-tags">${partTags}</div>
       </div>
-      <strong>${escapeHtml(study.ct_number)}</strong>
-      <span class="study-patient">${escapeHtml(name)} · ${escapeHtml(study.patient_id || "无ID")}</span>
+      <strong title="${escapeHtml(study.ct_number)}">${escapeHtml(study.ct_number)}</strong>
+      <span class="study-patient" title="${escapeHtml(`${name} · ${study.patient_id || "无ID"}`)}">${escapeHtml(name)} · ${escapeHtml(study.patient_id || "无ID")}</span>
       <div class="study-meta">
-        <span>${escapeHtml(fmtDate(study.study_date))} ${escapeHtml(fmtTime(study.study_time))}</span>
-        <span>${Number(study.dicom_file_count || 0)} 张 · ${Number(study.annotated_series || 0)} 个序列已标注，${Number(study.unannotated_series || 0)} 个序列未标注</span>
+        <span title="${escapeHtml(studyDateTime)}">${escapeHtml(studyDateTime)}</span>
+        <span title="${escapeHtml(annotationSummary)}">${escapeHtml(annotationSummary)}</span>
       </div>
       ${exportControls}
     `;
diff --git a/PACS_DICOM处理/数据处理网页端/static/styles.css b/PACS_DICOM处理/数据处理网页端/static/styles.css
index 20aa132..472c751 100644
--- a/PACS_DICOM处理/数据处理网页端/static/styles.css
+++ b/PACS_DICOM处理/数据处理网页端/static/styles.css
@@ -1001,13 +1001,18 @@ button:disabled {
 }
 
 .phase-options {
-  display: grid;
-  grid-template-columns: repeat(4, minmax(100px, 1fr));
+  display: flex;
   gap: 8px;
+  overflow-x: auto;
+  padding-bottom: 2px;
 }
 
-.chest-window-options {
-  grid-template-columns: repeat(3, minmax(110px, 1fr));
+.phase-options label {
+  flex: 0 0 126px;
+}
+
+.chest-window-options label {
+  flex-basis: 132px;
 }
 
 .annotation-actions {