Can you still have cancer if the pet scan is negative?

  • Share this:
Can you still have cancer if the pet scan is negative?

Can You Still Have Cancer If The PET Scan Is Negative? A Comprehensive Look At The Results.

We all know the fear of receiving a positive PET scan result, but can a negative test result ever be wrong? In this article, we’ll be taking a look at the different possibilities in regard to cancer diagnosis, and whether or not it’s possible for a negative PET scan result to indicate an incorrect diagnosis. Get ready to learn more about this important procedure!

How Accurate Are PET Scans in Detecting Cancer?

How accurate are PET scans in detecting cancer?

PET scans are considered to be very accurate in detecting cancer. In fact, studies have shown that PET scans are able to detect cancer with an accuracy of up to 95%. However, it is important to keep in mind that PET scans are not perfect and there is always a chance of false positives and false negatives.

Can You Still Have Cancer if the PET Scan is Negative?

It’s possible to have cancer even if the PET scan is negative. That’s because cancer cells may not be emitting enough of the radioactive substance for the PET scan to detect them. In addition, other conditions can cause false positive PET results.

Other Diagnostic Tests for Detecting Cancer

There are a few other diagnostic tests for cancer that can be used in addition to or instead of a PET scan. One is called a computed tomography (CT) scan. This type of scan uses x-rays and computers to create images of your body. CT scans can provide more detailed information about the size, shape, and location of tumors than PET scans. Another test that may be used is called magnetic resonance imaging (MRI). MRIs use magnetic fields and radio waves to create images of your body. They can often provide more detailed information about the structure of tumors than CT scans.

Differentiating between False Positive and False Negative Results

One of the most confusing aspects of PET scans is understanding the difference between a false positive and a false negative result. A false positive result means that the PET scan showed an abnormality when there actually wasn’t one. This can happen if there is inflammation or infection in the body, which can show up on the scan as cancer. A false negative result means that the PET scan didn’t show an abnormality even though there was actually cancer present. This can happen if the cancer is small or if it’s not producing enough of a certain protein for the scan to pick up.

Pros and Cons of a PET Scan for Diagnosing Cancer

If you’re wondering whether a PET scan can help diagnose cancer, the answer is yes. PET scans can be helpful in confirming the presence of cancer, as well as its stage and aggressiveness. However, there are also some drawbacks to consider.

For one thing, PET scans can be expensive. They are not always covered by insurance, so you may have to pay out of pocket if your doctor recommends one. In addition, PET scans expose you to radiation – though the amount is small and not considered harmful for most people.

Finally, while PET scans can be helpful in diagnosing cancer, they are not perfect. In some cases, they may miss cancers that are present or give false-positive results (indicating cancer when there is none). For this reason, it’s important to discuss the pros and cons of a PET scan with your doctor before making a decision.

The Role of Medical Professionals in Interpreting Test Results

Medical professionals play a vital role in interpreting PET scan results. While the test itself is highly accurate, there are a number of factors that can impact the results. This is why it’s so important to have a qualified medical professional review your test results with you.

One of the most important factors that can impact PET scan results is the experience of the person reading the scan. A radiologist who is experienced in reading PET scans can often spot small abnormalities that might be missed by someone who is less experienced.

Another important factor to consider is the type of cancer being tested for. Some types of cancer show up very clearly on PET scans, while others do not. This means that a negative PET scan does not necessarily mean that you don’t have cancer.

If you have recently had a PET scan, it’s important to discuss the results with your doctor or another qualified medical professional. They will be able to help you understand what the results mean and whether or not you need to take any further action.


In conclusion, PET scans can be an incredibly useful tool for screening for cancer. The results of a PET scan can provide important information about whether or not cancer is present in the body, but it should always be interpreted alongside other tests such as an X-ray and a physical examination. Ultimately, if you have any questions or concerns regarding the results of your PET scan or anything else related to your health, make sure to consult with your doctor.

You can call us for More Information, at 8699572364

Follow us on Social Pages:  mrichandigarh

Instagram: Mri Chandigarh

Mail us at [email protected]

Tweet: Mri Chandigarh

Linked In: Mri Chandigarh

1 1 vote
Article Rating

About author
Hi, I am Alka Tiwari, Founder & Patient Care Executive at Helping you get the diagnostics scans services like MRI, CT Scan, UltraSound & PET Scan, etc at the best price. At MRIChandigarh's blog, I will be writing to create awareness and to educate you about how and where to get diagnostic scans done in Chandigarh at the best price with best-in-class services.
View all posts (221)
Notify of
Inline Feedbacks
View all comments

Opening Hours

  • Monday - Sunday 24 Hours

Get in Touch

MRI Chandigarh - Best MRI Scan Centre in Chandigarh for all MRI, CT Scan and PET Scans. Get most comfortable MRI scan at best price with free pick and drop facility in tricity.

    Alka Tiwari

    Alka Tiwari
    Typically replies within few minutes

    Alka Tiwari
    Hi there 👋

    How can I help you?
    Chat with Us
    Would love your thoughts, please comment.x