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Lung CT Scan

Are you concerned about lung health or think you may have problems with your lungs? 

A Lung CT Scan can provide valuable information to assess the condition of your lungs. This advanced form of imaging allows a physician to obtain detailed pictures from different angles, which helps them diagnose and treat any underlying conditions.

At Mermaid Beach Radiology, we understand that the thought of undergoing a scan can be daunting. To help you, we’ll discuss what a lung CT scan is and its uses, how the test will feel and what preparation is needed for this procedure. We’ll also cover the benefits of getting a lung CT scan and discuss the results.

What Is a Lung CT Scan?

A low dose CT scan is a type of imaging method that utilises X-rays to create detailed images of soft tissue in the lungs. It’s often used to detect lung cancer or other abnormalities in the lungs like (pulmonary embolism), as it can help your doctor diagnose any potential issues before they become more serious.

A low dose CT Computed tomography scan is a different type of chest CT scan. These are short and manageable and can give your healthcare provider an in-depth look at the structure of your lungs. With a detailed image of your lungs, they can help to detect any issues. It includes tumours, kidney function, blood vessels, clots or lesions that could be signs of lung cancer.

This non-invasive treatment requires no surgery. Instead, a piece of special X-ray equipment will take multiple photographs of your lungs and then combine them to generate an image.


How Do Lung CT Scans Work?

The imaging procedure begins by placing you in a Ct scanner with a position that allows the technologist to take pictures of your entire chest in one go. You’ll then be asked to hold your breath for a short period of time while the machine takes pictures.

After the photos are captured, they will be processed and transmitted to a radiologist for review. This process usually only takes a few moments. But it can take longer if more detailed images are needed. Afterwards, The radiologist will report any abnormalities and future actions to your doctor. Thus, you can receive prompt treatment.

What Are Some Common Uses of the Procedure?

Low dose CT scan is commonly used for lung cancer screening and other abnormalities in the lungs. Below are the following common uses of this procedure:

  • Detecting tumours or nodules in the lungs.

  • Checking for any signs of rash or infection.

  • Evaluating blood clots or other issues that can cause breathing difficulties.

  • Checking lung function to see how well they are working.

  • Screening for early signs of cancer

  • Monitoring the progress of treatment for existing lung problems.

  • It can also track emphysema, COPD, and asthma.

These are just some of the many uses for a CT scan. This treatment may help your doctor diagnose lung issues.

How to Prepare for a CT Scan

As you know, the procedure of a CT scan can be utilised to diagnose and monitor diseases like lung cancer. Before going for a chest CT Scan, there are certain steps you need to take in order to prepare yourself:

Food and Drinks

Before a scan, don’t eat or drink anything for four hours. We know it can be tough to resist that morning cup of coffee or a snack before heading out, but it’s for your good. It’s a small sacrifice for your health. 

To acquire reliable findings from an MRI or other scan, follow your healthcare provider’s instructions.


When it comes to dress, convenience is key. Avoid tight clothes when sitting or lying down. Opt for loose, breathable fabrics that allow you to move about freely.

And don’t forget those pesky metal fasteners and zippers – they can interfere with certain medical equipment, so it’s best to avoid them if possible. Remember that hospital gowns may be required.


Suppose you’re in the process of scheduling a medical procedure. Discuss medications with your doctor. Believe it or not, some drugs can hinder the surgery.

Whether you’re taking a vitamin or a complex prescription, mention it during your session. Your doctor can help decide if any adjustments must be made before moving forward. Don’t be hesitant to speak up and keep communication open.


Jewellery can add that extra sparkle and shine to any outfit, but when it comes to medical procedures like scans, it’s important to take a break from accessorising. It may seem like a hassle, but removing your favourite necklace or bracelet beforehand can help ensure a smooth and accurate scan.

Plus, you wouldn’t want your prized possessions to accidentally get misplaced or damaged during the process. So, take a moment to untangle that chain or clasp that bangle before heading to your appointment.


They’ll ask you to put your belongings in a locker before scanning. So leave your fanciest jewellery and expensive gadgets at home and avoid the hassle of having to store them.

Plus, travelling can be stressful enough without the added worry of keeping track of your valuables. So you may relax during the scan.


Doctor-patient communication is vital. It’s important to let them know about any existing medical conditions or allergies that may impact your treatment plan. Your doctor is knowledgeable, but they need your input to make the greatest health decisions.

Don’t be shy—your concerns are real, and your doctor can help you stay healthy with more information. Remember, an ounce of precluding is worth a pound of cure.

The Benefits of Lung CT Scans

CT scans are a great way to diagnose and monitor lung conditions. Your lungs and adjacent tissues can be examined with one blood test. Your doctor can use a chest CT scan to create the best treatment plan for you. Here are some of the benefits that come with having a lung CT scan:

Early Detection of Potential Problems

CT scans can identify potential issues that may otherwise go unnoticed. Early detection and treatment of lung, airway, and bronchial tube abnormalities and obstructions can prevent major health issues.

CT scans can detect lung infections for cancer screening. This early detection allows for more successful treatment and improved patient outcomes. It can help you bypass more invasive treatments or surgeries.

Accurate Diagnosis

CT scans provide very detailed images of the lungs and surrounding structures, allowing for a much more accurate diagnosis than other imaging tests like chest X-ray re-rays. It can lead to speedier and more specific treatment solutions that meet your needs.

It also comes in handy if you have a condition that requires monitoring over time. Regular CT scans can help your doctor track the disease’s progression. It also addresses changes immediately.

Non-Invasive Procedure

Lung CT scans and chest CT scans are non-invasive procedures and don’t require any preparation or recovery time, making them easy to schedule and perform. You can typically go home right after your scan and resume your normal activities without restrictions.

The procedure is rather short, lasting anywhere from 10 to 30 minutes. During the scan, you’ll be asked to lie still on a table as a special X-ray machine rotates around you, taking detailed images of your lungs during each rotation.

Risk Assessment

Ct scan also helps your doctor assess the risk of developing certain lung conditions. Cancer and COPD are examples. It can help you make proactive lifestyle changes to reduce your risk and monitor any early warning signs.

If you have a family history of lung disorders like cancer, a CT scan may be indicated. It can help your doctor anticipate and prevent issues. 


Getting a lung CT scan is much more cost-effective than other types of tests or procedures. It saves time and money and yields precise results. The cost of a CT scan is usually covered by insurance.

Think about how much you will save because this procedure doesn’t require extra time for preparation or recovery and saves you money by providing accurate results.

Radiation Exposure Is Low

As mentioned above, radiation exposure with a low dose of CT scans is low. It eliminates adverse radiation effects and long-term health issues.

However, if you are pregnant or think you may be pregnant. It’s important to tell your doctor so they can take extra precautions when administering the test. CT scans are typically not recommended for pregnant women, as the radiation can potentially harm a developing foetus.

Final Thoughts

Overall, getting a lung CT scan is a great way to diagnose any potential issues with your lungs. It’s also a cost-effective solution that provides accurate results and doesn’t require much preparation or recovery time. Plus, the radiation dose and exposure during the procedure are low. Thus, health concerns are avoided.

Ask the doctor whether you require a CT scan or have questions about it. At Mermaid Beach Radiology, our team is here to answer any questions that you may have about getting a low dose CT scan. So don’t hesitate to reach out and contact us today! Good luck!