diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisResultDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisResultDto.java
new file mode 100644
index 000000000..bcc63d574
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisResultDto.java
@@ -0,0 +1,15 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+@Data
+public class DiagnosisResultDto {
+    private String diseaseCode;
+    private String diseaseName;
+    private String category;
+    private String department;
+    private BigDecimal score;
+    private String matchedSymptoms;
+}
diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisSuggestDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisSuggestDto.java
new file mode 100644
index 000000000..5548e005c
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DiagnosisSuggestDto.java
@@ -0,0 +1,13 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class DiagnosisSuggestDto {
+    private List<String> symptoms;
+    private Integer topN = 5;
+}
diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionDto.java
new file mode 100644
index 000000000..367625979
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionDto.java
@@ -0,0 +1,12 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class DrugInteractionDto {
+    private List<String> drugCodes;
+}
diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionResultDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionResultDto.java
new file mode 100644
index 000000000..f75973e01
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/DrugInteractionResultDto.java
@@ -0,0 +1,14 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import lombok.Data;
+
+@Data
+public class DrugInteractionResultDto {
+    private String drugCodeA;
+    private String drugNameA;
+    private String drugCodeB;
+    private String drugNameB;
+    private String interactionType;
+    private String description;
+    private String severity;
+}
diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationResultDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationResultDto.java
new file mode 100644
index 000000000..c6b80dee1
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationResultDto.java
@@ -0,0 +1,14 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+@Data
+public class ExaminationResultDto {
+    private String examCode;
+    private String examName;
+    private String examType;
+    private String clinicalSignificance;
+    private BigDecimal score;
+}
diff --git a/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationSuggestDto.java b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationSuggestDto.java
new file mode 100644
index 000000000..ae71f0ffd
--- /dev/null
+++ b/healthlink-his-server/healthlink-his-application/src/main/java/com/healthlink/his/web/knowledgegraph/dto/ExaminationSuggestDto.java
@@ -0,0 +1,11 @@
+package com.healthlink.his.web.knowledgegraph.dto;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.Data;
+
+@Data
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class ExaminationSuggestDto {
+    private String diseaseCode;
+    private Integer topN = 10;
+}
diff --git a/healthlink-his-ui/src/views/knowledgegraph/DiagnosisSuggest.vue b/healthlink-his-ui/src/views/knowledgegraph/DiagnosisSuggest.vue
new file mode 100644
index 000000000..7d6167de6
--- /dev/null
+++ b/healthlink-his-ui/src/views/knowledgegraph/DiagnosisSuggest.vue
@@ -0,0 +1,84 @@
+<template>
+  <div class="app-container">
+    <el-card shadow="never">
+      <template #header>
+        <span>诊断推荐</span>
+      </template>
+      <el-form :model="form" label-width="80px">
+        <el-form-item label="症状">
+          <el-select v-model="form.symptoms" multiple filterable allow-create default-first-option placeholder="输入症状后回车" style="width: 100%">
+            <el-option v-for="item in symptomOptions" :key="item" :label="item" :value="item" />
+          </el-select>
+        </el-form-item>
+        <el-form-item label="推荐数量">
+          <el-input-number v-model="form.topN" :min="1" :max="20" />
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" :loading="loading" @click="handleSuggest">查询推荐</el-button>
+        </el-form-item>
+      </el-form>
+    </el-card>
+
+    <el-card shadow="never" class="mt16" v-if="results.length > 0">
+      <template #header>
+        <span>推荐结果（共 {{ results.length }} 条）</span>
+      </template>
+      <el-table :data="results" border stripe>
+        <el-table-column type="index" label="排名" width="60" align="center" />
+        <el-table-column prop="diseaseCode" label="疾病编码" width="140" show-overflow-tooltip />
+        <el-table-column prop="diseaseName" label="疾病名称" min-width="160" show-overflow-tooltip />
+        <el-table-column prop="category" label="分类" width="120" show-overflow-tooltip />
+        <el-table-column prop="department" label="科室" width="120" show-overflow-tooltip />
+        <el-table-column prop="score" label="匹配度" width="100" align="center">
+          <template #default="{ row }">
+            <el-tag :type="row.score >= 2 ? 'danger' : row.score >= 1 ? 'warning' : 'info'">
+              {{ row.score }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="matchedSymptoms" label="匹配症状" min-width="200" show-overflow-tooltip />
+      </el-table>
+    </el-card>
+  </div>
+</template>
+
+<script setup name="DiagnosisSuggest">
+import { ref, reactive } from 'vue'
+import { suggestDiagnosis } from '@/api/knowledgegraph/api'
+import { ElMessage } from 'element-plus'
+
+const loading = ref(false)
+const results = ref([])
+
+const form = reactive({
+  symptoms: [],
+  topN: 5
+})
+
+const symptomOptions = ref([])
+
+async function handleSuggest() {
+  if (form.symptoms.length === 0) {
+    ElMessage.warning('请输入至少一个症状')
+    return
+  }
+  loading.value = true
+  try {
+    const res = await suggestDiagnosis(form)
+    if (res.code === 200) {
+      results.value = res.data || []
+      if (results.value.length === 0) {
+        ElMessage.info('未找到匹配的诊断')
+      }
+    } else {
+      ElMessage.error(res.msg || '查询失败')
+    }
+  } finally {
+    loading.value = false
+  }
+}
+</script>
+
+<style scoped>
+.mt16 { margin-top: 16px; }
+</style>
diff --git a/healthlink-his-ui/src/views/knowledgegraph/DrugInteractionCheck.vue b/healthlink-his-ui/src/views/knowledgegraph/DrugInteractionCheck.vue
new file mode 100644
index 000000000..45407c433
--- /dev/null
+++ b/healthlink-his-ui/src/views/knowledgegraph/DrugInteractionCheck.vue
@@ -0,0 +1,84 @@
+<template>
+  <div class="app-container">
+    <el-card shadow="never">
+      <template #header>
+        <span>药物相互作用检查</span>
+      </template>
+      <el-form :model="form" label-width="80px">
+        <el-form-item label="药物">
+          <el-select v-model="form.drugCodes" multiple filterable allow-create default-first-option placeholder="输入药物编码后回车" style="width: 100%">
+            <el-option v-for="item in drugOptions" :key="item" :label="item" :value="item" />
+          </el-select>
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" :loading="loading" @click="handleCheck">检查相互作用</el-button>
+        </el-form-item>
+      </el-form>
+    </el-card>
+
+    <el-card shadow="never" class="mt16" v-if="results.length > 0">
+      <template #header>
+        <span>检查结果（发现 {{ results.length }} 个相互作用）</span>
+      </template>
+      <el-table :data="results" border stripe>
+        <el-table-column prop="drugNameA" label="药物A" min-width="140" show-overflow-tooltip />
+        <el-table-column prop="drugCodeA" label="编码A" width="120" show-overflow-tooltip />
+        <el-table-column prop="drugNameB" label="药物B" min-width="140" show-overflow-tooltip />
+        <el-table-column prop="drugCodeB" label="编码B" width="120" show-overflow-tooltip />
+        <el-table-column prop="interactionType" label="相互作用类型" width="140" show-overflow-tooltip />
+        <el-table-column prop="severity" label="严重程度" width="100" align="center">
+          <template #default="{ row }">
+            <el-tag :type="row.severity === '严重' ? 'danger' : 'warning'">
+              {{ row.severity }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="description" label="描述" min-width="200" show-overflow-tooltip />
+      </el-table>
+    </el-card>
+
+    <el-card shadow="never" class="mt16" v-if="checked && results.length === 0">
+      <el-empty description="未发现药物相互作用" />
+    </el-card>
+  </div>
+</template>
+
+<script setup name="DrugInteractionCheck">
+import { ref, reactive } from 'vue'
+import { checkDrugInteractions } from '@/api/knowledgegraph/api'
+import { ElMessage } from 'element-plus'
+
+const loading = ref(false)
+const results = ref([])
+const checked = ref(false)
+
+const form = reactive({
+  drugCodes: []
+})
+
+const drugOptions = ref([])
+
+async function handleCheck() {
+  if (form.drugCodes.length < 2) {
+    ElMessage.warning('请至少输入两种药物')
+    return
+  }
+  loading.value = true
+  checked.value = false
+  try {
+    const res = await checkDrugInteractions(form)
+    if (res.code === 200) {
+      results.value = res.data || []
+      checked.value = true
+    } else {
+      ElMessage.error(res.msg || '检查失败')
+    }
+  } finally {
+    loading.value = false
+  }
+}
+</script>
+
+<style scoped>
+.mt16 { margin-top: 16px; }
+</style>