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 d9ac1f3..2973b27 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
@@ -633,7 +633,11 @@ public class PatientWeightServiceImpl extends BaseServiceImpl implements Patient
             }
         }
 
-        Double bmiD = Double.parseDouble(bmi);
+        // 小程序和app可能没有bmi 默认返回标准
+        Double bmiD = 20D;
+        if(StringUtils.isNotEmpty(bmi)) {
+            bmiD = Double.parseDouble(bmi);
+        }
         double low = 0D;
         double low2 = 0D;
         double high = 0D;
@@ -756,7 +760,11 @@ public class PatientWeightServiceImpl extends BaseServiceImpl implements Patient
             }
         }
 
-        Double bmiD = Double.parseDouble(bmi);
+        // 小程序和app可能没有bmi 默认返回标准
+        Double bmiD = 20D;
+        if(StringUtils.isNotEmpty(bmi)) {
+            bmiD = Double.parseDouble(bmi);
+        }
         double low = 0D;
         double low2 = 0D;
         double high = 0D;