Catheterization laboratory
Cardiac Catheterization
Catheter-based diagnosis and treatment of coronary artery disease, explained step by step so you know exactly what to expect.
- What it is
- X-ray imaging of the heart arteries via a thin tube
- Anaesthesia
- Local anaesthetic — you stay awake
- Access
- Wrist or groin artery, decided by your doctor
- Before you go home
- Written instructions and a follow-up date
Who may need a catheterization?
- Chest pain suggesting narrowed coronary arteries
- An abnormal stress test, CT angiogram or echocardiogram
- A heart attack, where urgent opening of the artery may be needed
- Assessment before some heart valve or cardiac surgery
Your procedure, step by step
Step 1
Pre-procedure assessment
- Clinical review and consent discussion
- Review of kidney function and coagulation
- Medication and allergy review
Step 2
During the procedure
- Local anaesthetic at the access site
- Continuous monitoring throughout
- Contrast used to visualise the coronary arteries
Step 3
After the procedure
- Observation and access-site care
- Hydration and monitoring of kidney function when indicated
- Written discharge instructions and a follow-up date
Step 4
Possible risks
- Bleeding or bruising at the access site
- Reaction to contrast material
- Effect on kidney function in susceptible patients
- Uncommon serious complications discussed during consent
Before Your Cath Procedure
An interactive checklist to help you prepare. Tick each item once you have discussed it with your treating physician.
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Follow the instructions provided by your treating physician. Do not stop or modify medications without medical advice.