diff --git a/SleepLib/loader_plugins/resmed_loader.cpp b/SleepLib/loader_plugins/resmed_loader.cpp
index c5733bf3..5d05962f 100644
--- a/SleepLib/loader_plugins/resmed_loader.cpp
+++ b/SleepLib/loader_plugins/resmed_loader.cpp
@@ -455,6 +455,7 @@ bool ResmedLoader::LoadEVE(Session *sess,EDFParser &edf)
                     code=MC_UNKNOWN;
                     if (t=="obstructive apnea") code=CPAP_Obstructive;
                     else if (t=="hypopnea") code=CPAP_Hypopnea;
+                    else if (t=="apnea") code=CPAP_Apnea;
                     else if (t=="central apnea") code=CPAP_ClearAirway;
                     if (code!=MC_UNKNOWN) {
                         fields[0]=duration;
@@ -547,6 +548,7 @@ bool ResmedLoader::LoadPLD(Session *sess,EDFParser &edf)
     sess->set_last(edf.enddate);
     qint64 duration=edf.GetNumDataRecords()*edf.GetDuration();
     QString t;
+    int emptycnt=0;
     for (int s=0;s<edf.GetNumSignals();s++) {
         long recs=edf.edfsignals[s]->nr*edf.GetNumDataRecords();
         MachineCode code;
@@ -583,8 +585,25 @@ bool ResmedLoader::LoadPLD(Session *sess,EDFParser &edf)
         } else if (edf.edfsignals[s]->label=="FFL Index") {
             code=CPAP_FlowLimitGraph;
             ToTimeDelta(sess,edf,edf.edfsignals[s]->data, code,recs,duration,1.0);
+        } else if (edf.edfsignals[s]->label=="Mask Pres") {
+            code=CPAP_MaskPressureExt;
+            ToTimeDelta(sess,edf,edf.edfsignals[s]->data, code,recs,duration,50.0);
+        } else if (edf.edfsignals[s]->label=="Exp Press") {
+            code=CPAP_ExpPressure;
+            ToTimeDelta(sess,edf,edf.edfsignals[s]->data, code,recs,duration,50.0);
+        } else if (edf.edfsignals[s]->label=="") {
+            if (emptycnt==0) {
+                code=ResMed_Empty1;
+                ToTimeDelta(sess,edf,edf.edfsignals[s]->data, code,recs,duration,1.0);
+            } else if (emptycnt==1) {
+                code=ResMed_Empty2;
+                ToTimeDelta(sess,edf,edf.edfsignals[s]->data, code,recs,duration,1.0);
+            } else {
+                qDebug() << "Unobserved Empty Signal " << edf.edfsignals[s]->label;
+            }
+            emptycnt++;
         } else {
-            qDebug() << "Unknown Signal " << edf.edfsignals[s]->label;
+            qDebug() << "Unobserved Signal " << edf.edfsignals[s]->label;
         }
     }
     return true;
diff --git a/SleepLib/machine_common.h b/SleepLib/machine_common.h
index 51250734..624ae012 100644
--- a/SleepLib/machine_common.h
+++ b/SleepLib/machine_common.h
@@ -33,7 +33,7 @@ enum MachineCode//:qint16
     // General Event Codes
     MC_UNKNOWN=0,
 
-    CPAP_Obstructive, CPAP_Hypopnea, CPAP_ClearAirway, CPAP_RERA, CPAP_VSnore, CPAP_FlowLimit,
+    CPAP_Obstructive, CPAP_Apnea, CPAP_Hypopnea, CPAP_ClearAirway, CPAP_RERA, CPAP_VSnore, CPAP_FlowLimit,
     CPAP_Leak, CPAP_Pressure, CPAP_EAP, CPAP_IAP, CPAP_CSR, CPAP_FlowRate, CPAP_MaskPressure,
     CPAP_Snore,CPAP_MinuteVentilation, CPAP_RespiratoryRate, CPAP_TidalVolume,CPAP_FlowLimitGraph,
     CPAP_PatientTriggeredBreaths, CPAP_PS, CPAP_IAPLO, CPAP_IAPHI,
@@ -43,7 +43,7 @@ enum MachineCode//:qint16
     CPAP_PressureReliefSetting, CPAP_HumidifierSetting, CPAP_HumidifierStatus, CPAP_PressureMinAchieved,
     CPAP_PressureMaxAchieved, CPAP_PressurePercentValue, CPAP_PressurePercentName, CPAP_PressureAverage, CPAP_PressureMedian,
     CPAP_LeakMedian,CPAP_LeakMinimum,CPAP_LeakMaximum,CPAP_LeakAverage,CPAP_Duration,
-    CPAP_SnoreMinimum, CPAP_SnoreMaximum, CPAP_SnoreAverage, CPAP_SnoreMedian,
+    CPAP_SnoreMinimum, CPAP_SnoreMaximum, CPAP_SnoreAverage, CPAP_SnoreMedian, CPAP_MaskPressureEvt, CPAP_ExpPressure,
 
     BIPAP_EAPAverage,BIPAP_IAPAverage,BIPAP_EAPMin,BIPAP_EAPMax,BIPAP_IAPMin,BIPAP_IAPMax,
     BIPAP_PSAverage,BIPAP_PSMin, BIPAP_PSMax,
@@ -58,6 +58,8 @@ enum MachineCode//:qint16
     // ASV Unknown Codes
     PRS1_Unknown0A,PRS1_Unknown0C, PRS1_Unknown0F,
 
+    ResMed_Empty1, ResMed_Empty2,
+
     // Oximeter Codes
     OXI_Pulse=0x2000, OXI_SPO2, OXI_Plethy, OXI_Signal2, OXI_SignalGood, OXI_PulseAverage, OXI_PulseMin, OXI_PulseMax, OXI_SPO2Average, OXI_SPO2Min, OXI_SPO2Max,