diff --git a/frontend/src/app/api/medical.ts b/frontend/src/app/api/medical.ts
index 640a1de..fb1d2e2 100644
--- a/frontend/src/app/api/medical.ts
+++ b/frontend/src/app/api/medical.ts
@@ -158,14 +158,19 @@ export async function analyzeMedicalOcr(
   return parseEnvelope<MedicalOcrResult>(res);
 }
 
-export async function uploadMedicalRecord(body: MedicalUploadBody): Promise<MedicalRecordApi> {
+export async function uploadMedicalRecord(body: MedicalUploadBody): Promise<MedicalRecordApi | null> {
   const petId = Number(getPetId());
   const res = await safeFetch(`${API_BASE}/api/upload/medical`, {
     method: 'POST',
     headers: { 'Content-Type': 'application/json', ...authHeaders() },
     body: JSON.stringify({ ...body, petId }),
   });
-  return parseEnvelope<MedicalRecordApi>(res);
+  if (!res.ok) return parseEnvelope<MedicalRecordApi>(res);
+  try {
+    return await parseEnvelope<MedicalRecordApi>(res);
+  } catch {
+    return null;
+  }
 }
 
 export async function getLatestMedicalSummary(): Promise<MedicalLatestSummary> {
@@ -174,3 +179,4 @@ export async function getLatestMedicalSummary(): Promise<MedicalLatestSummary> {
   });
   return parseEnvelope<MedicalLatestSummary>(res);
 }
+
diff --git a/frontend/src/app/components/HealthLogScreen.tsx b/frontend/src/app/components/HealthLogScreen.tsx
index b6a741f..757b7af 100644
--- a/frontend/src/app/components/HealthLogScreen.tsx
+++ b/frontend/src/app/components/HealthLogScreen.tsx
@@ -71,7 +71,7 @@ const symptomChips = [
   { id: 'itch',     label: '가려움',   emoji: '🐾' },
   { id: 'appetite', label: '식욕부진', emoji: '🍽️' },
   { id: 'lethargy', label: '기력저하', emoji: '😴' },
-  { id: 'limp',     label: '跛行',     emoji: '🦵' },
+  { id: 'limp',     label: '파행',     emoji: '🦵' },
   { id: 'eye',      label: '눈 분비물', emoji: '👁️' },
   { id: 'ear',      label: '귀 긁음',  emoji: '👂' },
 ];
@@ -601,3 +601,4 @@ export default function HealthLogScreen() {
     </MobileFrame>
   );
 }
+
diff --git a/frontend/src/app/components/MedicalRecordsScreen.tsx b/frontend/src/app/components/MedicalRecordsScreen.tsx
index 9c9df0c..e2c54a5 100644
--- a/frontend/src/app/components/MedicalRecordsScreen.tsx
+++ b/frontend/src/app/components/MedicalRecordsScreen.tsx
@@ -238,6 +238,7 @@ export default function MedicalRecordsScreen() {
                               <p style={{ fontSize: '11px', color: '#6A9FD4' }}>처방 내역이 없어요</p>
                             )}
                           </div>
+
                         </div>
                       </div>
                     )}
diff --git a/frontend/src/app/components/MedicalUploadScreen.tsx b/frontend/src/app/components/MedicalUploadScreen.tsx
index 0633ddf..bd9fa9d 100644
--- a/frontend/src/app/components/MedicalUploadScreen.tsx
+++ b/frontend/src/app/components/MedicalUploadScreen.tsx
@@ -45,6 +45,7 @@ export default function MedicalUploadScreen() {
   const [analyzeStep, setAnalyzeStep] = useState(0);
   const [ocrData, setOcrData] = useState<OcrData>({ hospital: '', date: '', items: '', diagnosis: '', amount: '' });
   const [showTypePicker, setShowTypePicker] = useState(false);
+  const [ocrImageUrls, setOcrImageUrls] = useState<string[]>([]);
   const [ocrError, setOcrError] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
   const [saveError, setSaveError] = useState<string | null>(null);
@@ -80,13 +81,6 @@ export default function MedicalUploadScreen() {
     });
   };
 
-  const readAsDataUrl = (file: File): Promise<string> => new Promise((resolve, reject) => {
-    const reader = new FileReader();
-    reader.onload = () => resolve(String(reader.result ?? ''));
-    reader.onerror = () => reject(new Error('Failed to read file'));
-    reader.readAsDataURL(file);
-  });
-
   const handleAnalyze = async () => {
     setScreenState('analyzing');
     setAnalyzeStep(0);
@@ -103,7 +97,8 @@ export default function MedicalUploadScreen() {
 
       clearInterval(interval);
 
-      const { extracted } = result;
+      const { extracted, imageUrls } = result;
+      setOcrImageUrls(imageUrls ?? []);
       setOcrData({
         hospital: extracted.clinicName ?? '',
         date: extracted.visitDate || selectedDate,
@@ -113,6 +108,7 @@ export default function MedicalUploadScreen() {
       });
     } catch (e) {
       clearInterval(interval);
+      setOcrImageUrls([]);
       setOcrData({ hospital: '', date: selectedDate, items: '', diagnosis: '', amount: '' });
       setOcrError(e instanceof Error ? e.message : 'OCR 분석에 실패했습니다. 직접 입력해주세요.');
     }
@@ -125,11 +121,6 @@ export default function MedicalUploadScreen() {
     setSaving(true);
     setSaveError(null);
     try {
-      const base64List = await Promise.all(receiptFiles.map(readAsDataUrl));
-      const imageBase64 = base64List.map(b => {
-        const idx = b.indexOf(',');
-        return idx >= 0 ? b.substring(idx + 1) : b;
-      });
       await uploadMedicalRecord({
         type: TYPE_MAP[medType],
         clinicName: ocrData.hospital,
@@ -137,7 +128,7 @@ export default function MedicalUploadScreen() {
         content: ocrData.items,
         diagnosis: ocrData.diagnosis,
         totalCost: ocrData.amount,
-        image: imageBase64,
+        image: ocrImageUrls,
       });
       navigate('/medical-records', { replace: true });
     } catch (e) {
@@ -417,3 +408,4 @@ export default function MedicalUploadScreen() {
     </MobileFrame>
   );
 }
+