diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
index fd09bc9..973aa49 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/service/impl/PatientWeightServiceImpl.java
@@ -66,6 +66,7 @@ public class PatientWeightServiceImpl extends BaseServiceImpl implements Patient
                 return RespBuilder.buildErro(ResponseCode.NEED_ADD_PATIENT_WEIGHT);
             }
             patientWeight.setPatientId(patients.getId());
+            pw = mongoTemplate.findOne(Query.query(Criteria.where("patientId").is(patients.getId()).and("hospitalId").is(hospitalId)), PatientWeight.class);
         }
 
         if(pw != null && StringUtils.isNotEmpty(patientWeight.getBeforeWeight())) {