Know Your Numbers: What a Heart Health Check Actually Involves

Most people who have a heart attack felt fine the week before. That is the uncomfortable part of cardiovascular disease. Blood pressure does not usually announce itself. Cholesterol does not cause a symptom you can notice at home. By the time chest discomfort or breathlessness appears, the underlying process has often been building quietly for years.

This is exactly why a heart health check exists. It is not a test you book because something feels wrong. It is a test you book because nothing feels wrong and you would like to keep it that way. At Marketplace Medical and Skin Clinic on Broadwater Avenue in Hope Island, our GPs run these checks for patients across the northern Gold Coast, from Sanctuary Cove and Paradise Point through to Helensvale, Coomera and Runaway Bay. For eligible Medicare patients, a GP heart health check is bulk billed, so cost does not need to be the reason you put it off.

Here is what actually happens in the appointment, and what each number means.

Your blood pressure, measured properly

Blood pressure is the pressure your blood exerts against your artery walls, written as two numbers. The top figure is the pressure when your heart contracts. The bottom figure is the pressure between beats, when the heart is refilling.

Sustained high blood pressure quietly stiffens and damages arteries, and it is one of the strongest contributors to both heart attack and stroke. It rarely produces symptoms until it is severe, which is why it earned the label of a silent condition.

A single reading in a clinic is not the whole story. Blood pressure moves through the day, and for some people it rises simply because they are sitting in a doctor’s room. If your reading is borderline or high, your GP may repeat it later in the consultation, ask you to return for a second measurement, or suggest home monitoring over a period of days. What matters clinically is your usual pressure, not one number on one morning.

Your cholesterol and lipid profile

Cholesterol testing involves a blood test, usually collected through our on site pathology service so you do not need to travel elsewhere. The result is not a single figure. Your GP looks at several components together:

•             LDL cholesterol, often described as the type that contributes to plaque building up in artery walls
•             HDL cholesterol, which is associated with removing cholesterol from circulation
•             Triglycerides, another fat in the blood influenced strongly by diet, alcohol and body weight
•             Total cholesterol, which on its own tells you less than the breakdown does

People are sometimes surprised to learn that a normal weight and an active lifestyle do not guarantee a normal lipid profile. Genetics play a substantial role. Familial hypercholesterolaemia, an inherited condition causing very high cholesterol from a young age, is more common than most people assume and frequently goes undetected until a cardiac event occurs. If a parent or sibling had heart disease early, that is worth telling your GP.

Blood sugar, kidney function and the other measurements

A heart check usually includes a blood glucose test, and often HbA1c, which reflects your average blood sugar over roughly the previous three months. Diabetes and pre diabetes substantially raise cardiovascular risk, and both can be present without symptoms.

Your GP may also assess kidney function, since kidney disease and heart disease are closely linked and each accelerates the other. Alongside the blood work, expect measurements of height, weight and waist circumference. Waist measurement matters because fat stored around the abdomen has a stronger association with metabolic and cardiovascular risk than overall weight does.

Some patients will also have an ECG, a simple recording of the heart’s electrical activity, particularly if there is a history of palpitations or an irregular pulse is detected.

How the numbers combine into a risk estimate

This is the part that changes how people think about their results.

No single number decides your risk. A moderately raised cholesterol level in a non-smoker with excellent blood pressure means something quite different from the same cholesterol level in a smoker with high blood pressure and diabetes. Risk factors multiply rather than simply add.

Australian GPs use a validated calculator to combine your age, sex, smoking status, blood pressure, cholesterol ratio, diabetes status and other factors into an estimate of your likelihood of a cardiovascular event over the next five years. You can see the tool clinicians use at the Australian cardiovascular disease risk calculator, developed for use in Australian primary care.

That estimate is what guides the conversation afterwards. It determines whether the answer is lifestyle change and a review in two years, or whether medication to lower blood pressure or cholesterol should be discussed now. It also gives you something more useful than a vague instruction to eat better. It shows which of your specific factors is contributing most, and therefore where effort will produce the biggest return.

When to have one, and what comes next

As a general guide, a heart health check is worth discussing from age 45, or from age 30 for Aboriginal and Torres Strait Islander people. Bring it forward if you have a family history of heart disease, high blood pressure, high cholesterol or diabetes, or if you have a personal history of gestational diabetes or a pregnancy affected by high blood pressure.

Symptoms are a different situation entirely. Chest discomfort, unusual breathlessness, or palpitations are reasons to seek care promptly rather than waiting for a routine appointment. If symptoms are severe or sudden, call 000.

After your check, your GP will explain your results, agree on a plan and set a timeframe for review. For some patients that plan sits within our chronic disease management and care planning services, which can coordinate ongoing monitoring alongside allied health support. Where a more complex concern is identified, our GPs can refer to the consultant cardiologist available at our clinic, so specialist assessment can be arranged without starting the story again somewhere else. Specialist consultations generally require a referral and may attract a fee, and our reception team can explain the process before you attend.

Booking a heart health check in Hope Island

Knowing your numbers takes one appointment. Acting on them takes longer, but it is far easier when you start early, while the changes available to you are still small ones.

Marketplace Medical and Skin Clinic is located at 99 to 103 Broadwater Avenue, Hope Island QLD 4212, and we welcome new patients from across the northern Gold Coast. We bulk bill eligible Medicare patients, and reception can confirm what is covered before your visit. To arrange a heart health check, book online or call our team on 07 5510 9222.