food and nutrition terminology hl7 phoenix wg meeting may 5, 2014
TRANSCRIPT
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Food and Nutrition Terminology
HL7Phoenix WG Meeting
May 5, 2014
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Agenda Items
• Allergy and Intolerance Substances– Update on analysis with the VA
• Diet Orders – Enterals, supplements and baby formula
• Preferences• C-CDA
– Value sets• FHIR resources for nutrition
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SNOMED-CT Substances
• Decision in San Antonio– Dietary Substance will be hierarchy of choice– Allergen Class will not be used– Note some food substances have two parent
concepts• Comparison of SNOMED-CT and UNII coverage
of food substances completed– VA – 422 food concepts– Ayres – 110 unique concepts in addition to VA
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SNOMED-CT vs. UNII
TOTAL TERMS SNOMED-CT UNIIMapping - all terms - VA 731 69% 61%Mapping - food terms - VA 422 301 terms - 73% 326 terms - 79%Mapping - additional food substances 110 45 terms - 41% 51 terms - 56%Mapping - VA and additional food substances 532 346 terms - 65% 377 terms - 71%
*VA has decided to use SNOMED-CT*Discussed food allergies in C-CDA R2 – UNII specified but we will file a DSTU comment to add a value set of SNOMED-CT terms*Using substances and not organisms or products
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Question re classes• Alcohol (Dietary?)• Chocolate• Coffee• Egg• Fish (Dietary?)• Food Additives• Fruit• Ground Nuts?• Gelatin• Meat• Milk• Peanuts• Poultry• Seeds• Shellfish (Dietary?)• Soy• Spices• Sugars• Tree Nuts – vs almonds, cashews, ……..• Vegetables• Wheat
Translation of classes/terms into value sets?Does this work with the V3 model?
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Example
• Nuts • Tree Positions
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Allergy Model
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Diet OrdersEnterals, Supplements and Baby Formula
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HL7 Version 3 Diet Order
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LEGENED1.Existing SNOMED CT terms 2.Requested terms are in red3.New suggested are in blue4.More new suggested terms
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Questions re Enterals, Supplements and Baby Formula
• Product hierarchy?• Other suggestions for inclusion?
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Preferences
• Additional food substance work needed?
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C-CDA – R2
• Use of SNOMED and LOINC (vs. UNII)• Definition of value sets for
– Nutrition Observation– Nutrition Assessment– Nutrition Recommendation
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FHIR Resources
• PSS just approved for:1. Dietitian performs and documents a nutritional assessment/consultation2. Dietitian recommends a nutritional intervention3. Provider orders a diet/supplement/enteral feeding/baby formula/consult4. Patient selects menu items for transmission to a food and nutrition management system5. Dietitian provides nutrition education/counseling6. Patient provides recorded intake and dietitian provides summary of nutrient intake/calorie intake.