HealthReferenceDietaryRegime

Reference data entity for dietary regimes and meal restrictions. Defines standardized diet types for medical, allergy, religious, and lifestyle requirements.

Overview

HealthReferenceDietaryRegime provides a catalog of dietary regimes used in healthcare settings. Diets are categorized by their purpose: medical necessity, allergy avoidance, religious observance, or lifestyle choice. This reference data is used by PatientDietaryRegime to assign specific diets to patients.

Key Concepts

Diet Categories

Dietary regimes are organized by purpose:

Category	Purpose	Examples
`medical`	Therapeutic/treatment diets	Diabetic, renal, cardiac, NPO
`allergy`	Allergen avoidance	Gluten-free, nut-free, lactose-free
`religious`	Faith-based requirements	Halal, kosher
`lifestyle`	Personal choice	Vegetarian, vegan

Medical Diets

Prescribed for clinical conditions:

Code	Diet	Indication
`DIABETIC`	Diabetic Diet	Blood sugar control
`LOW_SODIUM`	Low Sodium	Hypertension, heart failure
`RENAL`	Renal Diet	Kidney disease
`CARDIAC`	Cardiac Diet	Heart conditions
`SOFT`	Soft Diet	Swallowing difficulties
`LIQUID`	Liquid Diet	Post-surgical, GI issues
`NPO`	Nothing by Mouth	Pre-operative, procedures

Allergy Diets

Exclude specific allergens:

Code	Diet	Avoids
`GLUTEN_FREE`	Gluten-Free	Wheat, barley, rye
`LACTOSE_FREE`	Lactose-Free	Dairy products
`NUT_FREE`	Nut-Free	Tree nuts, peanuts

Religious Diets

Faith-based dietary laws:

Code	Diet	Requirements
`HALAL`	Halal	Islamic dietary laws
`KOSHER`	Kosher	Jewish dietary laws

Lifestyle Diets

Personal dietary choices:

Code	Diet	Excludes
`VEGETARIAN`	Vegetarian	Meat, fish
`VEGAN`	Vegan	All animal products

Diet Identification

Each regime record contains:

code - Unique diet code (e.g., "DIABETIC", "HALAL")
label - Human-readable name
category - Classification by purpose
description - Specific requirements and restrictions

Use Cases

Hospital Meal Service

When preparing patient meals:

Query patient's active dietary regimes
Apply all applicable restrictions
Generate compliant menu options
Label trays with diet codes
Verify meals match requirements

Diet Order Entry

When prescribing a diet:

Select appropriate diet from reference
Link to patient via PatientDietaryRegime
Specify duration (temporary vs. permanent)
Document clinical reason
Alert nutrition services

Pre-Operative Preparation

For surgical patients:

Order NPO regime before procedure
Set specific timing (midnight before)
Progress to clear liquids post-op
Advance diet as tolerated
Document each progression

Allergy Accommodation

For patients with food allergies:

Identify allergen-free diet requirement
Cross-reference with patient allergies
Ensure no cross-contamination
Label meals with allergen warnings
Verify kitchen compliance

Cultural Competency

For religious dietary needs:

Identify patient's dietary preferences
Source appropriate food supplies
Ensure proper preparation methods
Accommodate during religious observances
Document for future admissions

Related Entities

Entity	Relationship	Description
PatientDietaryRegime	Referenced by	Patient-specific diet assignments

Enums

Value	Description
`medical`	Therapeutic diets prescribed for clinical conditions (diabetic, renal, cardiac, NPO)
`allergy`	Diets that exclude specific allergens (gluten-free, nut-free, lactose-free)
`religious`	Diets following religious dietary laws (halal, kosher)
`lifestyle`	Diets based on personal choice (vegetarian, vegan)
`other`	Dietary regimes not fitting other categories

Properties

Property	Type	Mode	Description	Required
code	string	stored	Unique code identifying the dietary regime Example: `"DIABETIC"`	Required
label	string	stored	Human-readable name of the dietary regime Example: `"Diabetic Diet"`	Required
category	string	stored	Category of dietary regime Values: `medical, allergy, religious, lifestyle, other` Example: `"medical"`	Required
description	string	stored	Details about the dietary regime	Optional

Examples

Example 1

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "DIABETIC",
  "label": "Diabetic Diet",
  "category": "medical",
  "description": "Low sugar and controlled carbohydrate diet"
}

Example 2

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "LOW_SODIUM",
  "label": "Low Sodium Diet",
  "category": "medical",
  "description": "Reduced salt intake for hypertension or heart conditions"
}

Example 3

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "RENAL",
  "label": "Renal Diet",
  "category": "medical",
  "description": "Restricted protein, sodium, potassium and phosphorus for kidney disease"
}

Example 4

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "CARDIAC",
  "label": "Cardiac Diet",
  "category": "medical",
  "description": "Low fat, low cholesterol diet for heart conditions"
}

Example 5

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "GLUTEN_FREE",
  "label": "Gluten-Free Diet",
  "category": "allergy",
  "description": "No gluten for celiac disease or gluten intolerance"
}

Example 6

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "LACTOSE_FREE",
  "label": "Lactose-Free Diet",
  "category": "allergy",
  "description": "No dairy products for lactose intolerance"
}

Example 7

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "NUT_FREE",
  "label": "Nut-Free Diet",
  "category": "allergy",
  "description": "No nuts or nut products for nut allergies"
}

Example 8

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "HALAL",
  "label": "Halal Diet",
  "category": "religious",
  "description": "Food prepared according to Islamic dietary laws"
}

Example 9

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "KOSHER",
  "label": "Kosher Diet",
  "category": "religious",
  "description": "Food prepared according to Jewish dietary laws"
}

Example 10

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "VEGETARIAN",
  "label": "Vegetarian Diet",
  "category": "lifestyle",
  "description": "No meat or fish"
}

Example 11

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "VEGAN",
  "label": "Vegan Diet",
  "category": "lifestyle",
  "description": "No animal products"
}

Example 12

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "SOFT",
  "label": "Soft Diet",
  "category": "medical",
  "description": "Soft or pureed foods for swallowing difficulties"
}

Example 13

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "LIQUID",
  "label": "Liquid Diet",
  "category": "medical",
  "description": "Clear or full liquids only"
}

Example 14

{
  "@type": "HealthReferenceDietaryRegime",
  "code": "NPO",
  "label": "Nothing by Mouth",
  "category": "medical",
  "description": "No food or drink, typically before surgery"
}