diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyCheckFacade.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyCheckFacade.java
index 6278e45..b2c1620 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyCheckFacade.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BabyCheckFacade.java
@@ -773,11 +773,23 @@ public class BabyCheckFacade {
                 base.setId(id);
                 base.setSex(model.getSex());
                 base.setDueWeek(model.getDueWeek());
-                base.setDueDate(DateUtil.getyyyy_MM_dd(model.getDueDate()));
+
                 base.setName(model.getName());
                 base.setCardNo(model.getMcertNo());
                 base.setPregnantCertificateTypeId(model.getMcertTypeId());
                 base.setMonthAge(DateUtil.getBabyMonthAge(model.getBirth(), new Date()));
+                //计算儿童的预产期
+                if(model.getBirth()!=null&&model.getDueWeek()!=null&&model.getDueWeek()<37){//早产儿，根据出生孕周计算末次月经，在根据末次月经计算预产期
+                    //根据出生孕周计算末次月经
+                    Date LastMens = DateUtil.addWeek(model.getBirth(),-model.getDueWeek());
+                    //根据末次月经计算预产期
+                    Date dueDate = DateUtil.addMonth(LastMens, 9);
+                    dueDate = DateUtil.addDay(dueDate, 7);
+                    //返回预产期
+                    base.setDueDate(DateUtil.getyyyy_MM_dd(dueDate));
+                }
+
+
                 base.setBirthday(DateUtil.getyyyy_MM_dd(model.getBirth()));
                 base.setSourceId(org.apache.commons.lang.StringUtils.isNotEmpty(model.getSource())?model.getSource():model.getId());
                 if (model.getPid() != null) {