Diagnosis

Version 3
Published September 29, 2026
Updated November 2, 2026

The process and subsequent identification of a disease, condition, or injury based on signs and symptoms a patient is experiencing. A health history, physical exam, and tests, such as blood tests, imaging tests, and biopsies, may be used to help make a diagnosis.

Appears in

Constraints

n/a

Stereotype(s)

n/a

Relationships

From class	From multiplicity	Relationship	To class	To multiplicity
Diagnosis	0..*	associated with	Encounter	0..*
Diagnostic Report	0..*	supports	Diagnosis	0..1
Diagnosis	0..*	for	Patient	1
Diagnosis		is a	Clinical Event
Diagnosis	0..*	ask business if diagnosis can happen without an assessment (many to many)	Assessment	0..*
Episode Of Care	0..1		Diagnosis	0..*

Contact us

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connectedcare@cihi.ca

How to cite:

Canadian Institute for Health Information. Diagnosis. Accessed November 02, 2026.