Research A-Z
Myocardial infarction
Definition
A heart attack. It occurs when changes occur in the myocardium or the heart muscle due to the sudden deprivation of circulating blood.
- Welcome▼
- Patients & Visitors▼
- Patients & Visitors
- About your hospital stay
- Clinics at Sunnybrook
- Fees, Billing and Payments
- Get emergency care
- Indigenous Patients & Community Members
- Getting here
- Hospital resources
- MySunnybrook
- Office of the Patient Experience
- Parking at Sunnybrook
- Patient & family education
- Patient engagement
- Privacy & confidentiality
- Shops & services
- Visitor information
- Care Programs▼
- Care Programs
- DAN Women & Babies Program
- Holland Bone and Joint Program
- Hurvitz Brain Sciences Program
- Integrated Community Program
- Odette Cancer Program
- Precision Diagnostics and Therapeutics Program
- Schulich Heart Program
- St. John's Rehab Program
- Tory Trauma Program
- Veterans Program
Odette Cancer Program: Learn More >
- Departments▼
- Departments
- Anesthesia
- Clinical Nutrition
- Critical Care Medicine
- Dentistry
- Ethics Centre
- Infection Prevention & Control
- Laboratory Medicine
- Medical Imaging
- Medicine
- Nursing
- Operating Room and Related Services
- Ophthalmology & Vision Sciences
- Otolaryngology - Head & Neck Surgery
- Palliative care consult team
- Psychiatry
- Radiation Oncology
- Senior Friendly
- Strategic Communications
- Surgery
- Careers▼
- Careers
- Careers search
- Why Choose Sunnybrook?
- Quality of Work Life
- Living & Working in Toronto
- Creche Childcare Centre
- Our OR is hiring Registered Nurses
- We're hiring Registered Nurses
- Speak with a Sunnybrook nurse
- Internationally Educated Nurse (IEN) pathway
- We're Hiring Acute Care Nurses
- We're hiring Specialty Care Nurses
- Supervised Practice Experience Partnership (SPEP)
- We're Hiring for the Multi-hospital Critical Care Resource Team
View our employment opportunities >
- Volunteers▼
