diff --git a/apps/openmw/mwdialogue/dialoguemanagerimp.cpp b/apps/openmw/mwdialogue/dialoguemanagerimp.cpp
index d5af28964..dcba11c17 100644
--- a/apps/openmw/mwdialogue/dialoguemanagerimp.cpp
+++ b/apps/openmw/mwdialogue/dialoguemanagerimp.cpp
@@ -117,14 +117,6 @@ namespace MWDialogue
                     if(!selectCompare<int,int>(comp,0,select.mI)) return false;
                     break;
 
-                case 40://PC Common Disease
-                    if(!selectCompare<int,int>(comp,0,select.mI)) return false;
-                    break;
-
-                case 41://PC Blight Disease
-                    if(!selectCompare<int,int>(comp,0,select.mI)) return false;
-                    break;
-
                 case 43://PC Crime level
                     if(!selectCompare<int,int>(comp,0,select.mI)) return false;
                     break;
diff --git a/apps/openmw/mwdialogue/filter.cpp b/apps/openmw/mwdialogue/filter.cpp
index 59027617f..5a1ec2d84 100644
--- a/apps/openmw/mwdialogue/filter.cpp
+++ b/apps/openmw/mwdialogue/filter.cpp
@@ -11,6 +11,8 @@
 #include "../mwworld/containerstore.hpp"
 
 #include "../mwmechanics/npcstats.hpp"
+#include "../mwmechanics/creaturestats.hpp"
+#include "../mwmechanics/magiceffects.hpp"
 
 #include "selectwrapper.hpp"
 
@@ -232,6 +234,8 @@ int MWDialogue::Filter::getSelectStructInteger (const SelectWrapper& select) con
 
 bool MWDialogue::Filter::getSelectStructBoolean (const SelectWrapper& select) const
 {
+    MWWorld::Ptr player = MWBase::Environment::get().getWorld()->getPlayer().getPlayer();
+        
     switch (select.getFunction())
     {
         case SelectWrapper::Function_Id:
@@ -255,12 +259,22 @@ bool MWDialogue::Filter::getSelectStructBoolean (const SelectWrapper& select) co
             return toLower (mActor.getCell()->mCell->mName)==select.getName();
     
         case SelectWrapper::Function_SameFaction:
-        {
-            MWWorld::Ptr player = MWBase::Environment::get().getWorld()->getPlayer().getPlayer();
-            
+
             return MWWorld::Class::get (mActor).getNpcStats (mActor).isSameFaction (
                 MWWorld::Class::get (player).getNpcStats (player));
-        }
+        
+        case SelectWrapper::Function_PcCommonDisease:
+
+            return MWWorld::Class::get (player).getCreatureStats (player).hasCommonDisease();
+        
+        case SelectWrapper::Function_PcBlightDisease:
+
+            return MWWorld::Class::get (player).getCreatureStats (player).hasBlightDisease();
+    
+        case SelectWrapper::Function_PcCorprus:
+        
+            return MWWorld::Class::get (player).getCreatureStats (player).
+                getMagicEffects().get (132).mMagnitude!=0;
     
         default:
 
diff --git a/apps/openmw/mwdialogue/selectwrapper.cpp b/apps/openmw/mwdialogue/selectwrapper.cpp
index bfd7f8cf8..d49d73a8d 100644
--- a/apps/openmw/mwdialogue/selectwrapper.cpp
+++ b/apps/openmw/mwdialogue/selectwrapper.cpp
@@ -61,8 +61,11 @@ MWDialogue::SelectWrapper::Function MWDialogue::SelectWrapper::decodeFunction()
     
     switch (index)
     {
+        case 40: return Function_PcCommonDisease;
+        case 41: return Function_PcBlightDisease;
         case 46: return Function_SameFaction;
         case 50: return Function_Choice;
+        case 58: return Function_PcCorprus;
     }
     
     return Function_None;
@@ -112,6 +115,7 @@ MWDialogue::SelectWrapper::Type MWDialogue::SelectWrapper::getType() const
     {
         Function_Id, Function_Faction, Function_Class, Function_Race, Function_Cell,
         Function_SameFaction,
+        Function_PcCommonDisease, Function_PcBlightDisease, Function_PcCorprus,
         Function_None // end marker
     };   
     
diff --git a/apps/openmw/mwdialogue/selectwrapper.hpp b/apps/openmw/mwdialogue/selectwrapper.hpp
index 4f105aa5a..d0e2dbb6a 100644
--- a/apps/openmw/mwdialogue/selectwrapper.hpp
+++ b/apps/openmw/mwdialogue/selectwrapper.hpp
@@ -25,7 +25,8 @@ namespace MWDialogue
                 Function_Local,
                 Function_Global,
                 Function_SameFaction,
-                Function_Choice
+                Function_Choice,
+                Function_PcCommonDisease, Function_PcBlightDisease, Function_PcCorprus
             };
             
             enum Type