diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BMI/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BMI/Index.page.md
index faba443c1..ea7f3cfe9 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BMI/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BMI/Index.page.md
@@ -26,7 +26,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-BMI profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BloodPressure/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BloodPressure/Index.page.md
index dd9fb838e..da073c942 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BloodPressure/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BloodPressure/Index.page.md
@@ -26,7 +26,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-BloodPressure profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
An instance of the UKCore-Observation-VitalSigns-BloodPressure resource SHALL have the `Observation.code` element populated, with a LOINC "magic code" and SNOMED CT concept as detailed below. In addition, the individual Systolic and Diastolic readings SHALL be populated in `Observation.component` as detailed below.
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyHeight/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyHeight/Index.page.md
index b66fac70c..93f45f4f1 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyHeight/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyHeight/Index.page.md
@@ -25,7 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-BodyHeight profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyTemperature/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyTemperature/Index.page.md
index aa574dc48..b09f51236 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyTemperature/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyTemperature/Index.page.md
@@ -26,7 +26,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-BodyTemperature profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyWeight/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyWeight/Index.page.md
index 1c0bdbf65..f15d9f7e0 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyWeight/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-BodyWeight/Index.page.md
@@ -25,7 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-BodyWeight profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeadCircumference/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeadCircumference/Index.page.md
index d60f9687c..81a771411 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeadCircumference/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeadCircumference/Index.page.md
@@ -26,7 +26,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-HeadCircumference profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeartRate/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeartRate/Index.page.md
index bdcfba8fe..daf567c2f 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeartRate/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-HeartRate/Index.page.md
@@ -25,7 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-HeartRate profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-OxygenSaturation/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-OxygenSaturation/Index.page.md
index 52abb72c2..a54f62980 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-OxygenSaturation/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-OxygenSaturation/Index.page.md
@@ -25,7 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-OxygenSaturation profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-RespirationRate/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-RespirationRate/Index.page.md
index bbea94514..c428eceef 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-RespirationRate/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns-RespirationRate/Index.page.md
@@ -25,7 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-The UKCore-Observation-VitalSigns-RespirationRate profile further derives from {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} and this page only shows the differences between the two. Refer to {{pagelink:UKCore-Observation,text:UKCore-Observation}} and {{pagelink:UKCore-Observation-VitalSigns,text:UKCore-Observation-VitalSigns}} for more implementation guidance.
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
### Mandatory and Must Support Data Elements
diff --git a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns/Index.page.md b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns/Index.page.md
index 750208dda..6d60c59ae 100644
--- a/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns/Index.page.md
+++ b/guides/UK-Core-Implementation-Guide-STU3-Sequence/Home/ProfilesandExtensions/UKCore-Observation-VitalSigns/Index.page.md
@@ -25,9 +25,7 @@ The following are example usage scenarios for the UK Core Observation Vital Sign
## Profile Specific Implementation Guidance: ##
-This is a derived profile of {{pagelink:UKCore-Observation,text:UKCore-Observation}} and this page only shows the differences between the two. Refer to the base Profile for more implementation guidance.
-
-This guidance is also designed to align with [https://hl7.org/fhir/R4/observation-vitalsigns.html](HL7 Observation Vital Signs guidance) where possible.
+This guidance is designed to align with [https://hl7.org/fhir/R4/observation-vitalsigns.html](HL7 Observation Vital Signs guidance).
The guidance on this page also applies to the following profiles, that are derived from the UK Core Observation Vital Signs profile:
- {{pagelink:UKCore-Observation-VitalSigns-BloodPressure}}
@@ -40,6 +38,8 @@ The guidance on this page also applies to the following profiles, that are deriv
- {{pagelink:UKCore-Observation-VitalSigns-OxygenSaturation}}
- {{pagelink:UKCore-Observation-VitalSigns-RespirationRate}}
+The use of LOINC codes are neccessary to conform to HL7 international requirements. SNOMED CT Codes have been added as equivalent codes.
+
### Mandatory and Must Support Data Elements
The following elements, in addition to those in the corresponding {{pagelink:UKCore-Observation,text:UKCore-Observation}} parent profile, are identified as MustSupport, and it is expected that consumers and suppliers SHALL support these as per the {{pagelink:Guidance-MustSupport}}.
diff --git a/guides/UKCoreVersionHistory/Home/STU3-Sequence.page.md b/guides/UKCoreVersionHistory/Home/STU3-Sequence.page.md
index ad5badf21..41d50001b 100644
--- a/guides/UKCoreVersionHistory/Home/STU3-Sequence.page.md
+++ b/guides/UKCoreVersionHistory/Home/STU3-Sequence.page.md
@@ -22,6 +22,7 @@ topic: STU3Sequence
General IG improvements:
UKCore-DiagnosticReport-Lab; UKCore-DiagnosticReport; UKCore-FamilyMemberHistory; UKCore-Observation-Lab; UKCore-Observation; and UKCore-Specimen.Extension-UKCore-BodySiteReference; Extension-UKCore-DiagnosticReportComposition; Extension-UKCore-DiagnosticReportNote; Extension-UKCore-DiagnosticReportSupportingInfo; Extension-UKCore-FamilyMemberHistoryParticipant; Extension-UKCore-ObservationBodyStructure; Extension-UKCore-ObservationTriggeredBy; and Extension-UKCore-SpecimenCollectionCollector.