diff --git a/src/main/java/dev/pcvolkmer/onco/datamapper/mapper/MtbDataMapper.java b/src/main/java/dev/pcvolkmer/onco/datamapper/mapper/MtbDataMapper.java
index 4832b6e..126808e 100644
--- a/src/main/java/dev/pcvolkmer/onco/datamapper/mapper/MtbDataMapper.java
+++ b/src/main/java/dev/pcvolkmer/onco/datamapper/mapper/MtbDataMapper.java
@@ -1,5 +1,8 @@
 package dev.pcvolkmer.onco.datamapper.mapper;
 
+import dev.pcvolkmer.mv64e.mtb.FamilyMemberHistory;
+import dev.pcvolkmer.mv64e.mtb.FamilyMemberHistoryRelationshipTypeCoding;
+import dev.pcvolkmer.mv64e.mtb.FamilyMemberHistoryRelationshipTypeCodingCode;
 import dev.pcvolkmer.mv64e.mtb.Mtb;
 import dev.pcvolkmer.onco.datamapper.PropertyCatalogue;
 import dev.pcvolkmer.onco.datamapper.datacatalogues.*;
@@ -12,6 +15,8 @@ import javax.sql.DataSource;
 import java.util.List;
 import java.util.stream.Collectors;
 
+import static dev.pcvolkmer.onco.datamapper.mapper.MapperUtils.getPatientReference;
+
 /**
  * Mapper class to load and map Mtb files from database
  *
@@ -100,6 +105,20 @@ public class MtbDataMapper implements DataMapper<Mtb> {
                     .guidelineProcedures(prozedurMapper.getByParentId(kpaId))
                     .guidelineTherapies(therapielinieMapper.getByParentId(kpaId))
                     .performanceStatus(ecogMapper.getByParentId(kpaId))
+                    // TODO Refactoring of inlined mapping
+                    .familyMemberHistories(
+                            catalogueFactory.catalogue(VerwandteCatalogue.class).getAllByParentId(kpaId).stream()
+                                    .map(it -> FamilyMemberHistory.builder()
+                                            .id(it.getId().toString())
+                                            .patient(getPatientReference(patient.getId()))
+                                            .relationship(FamilyMemberHistoryRelationshipTypeCoding.builder().code(
+                                                    it.getString("verwandschaftsgrad").equals("FAMMEMB")
+                                                            ? FamilyMemberHistoryRelationshipTypeCodingCode.FAMMEMB
+                                                            : FamilyMemberHistoryRelationshipTypeCodingCode.EXT
+                                            ).build())
+                                            .build()
+                                    ).collect(Collectors.toList())
+                    )
                     // DNPM Therapieplan
                     .carePlans(
                             therapieplanCatalogue