Does PET SCAN available in srilanka?

PET scanners are available at few private hospitals in Sri Lanka but the scans are expensive costing around Rs. 150,000 for one scan and most patients need to undergo many scans during the course of treatment.

1. Is PET scan or MRI more expensive?
2. What PET scans can detect?
3. Do all cancers show up on PET scan?
4. Is EEG better than PET?
5. Why would a doctor recommend a PET scan?
6. What cancers do PET scans not detect?
7. Are PET scans safe?
8. What is better a PET scan or CT scan?
9. How accurate is a PET scan?
10. Does a PET scan show brain activity?
11. Which is better MRI or EEG?
12. Can EEG detect brain tumor?
13. Why does a PET scan take 2 hours?
14. How long does PET scan take?
15. What is the full form of PET scan?

Is PET scan or MRI more expensive?

PET scanning is also much more expensive than fMRI since it takes a special machine, radioactive isotopes, and multiple trials to get a scan. ... With higher cost, lower spatial resolution, and need for isotopes, the disadvantages of PET scans seem to outweigh the advantages.

What PET scans can detect?

PET scans can show solid tumors in the brain, prostate, thyroid, lungs, and cervix. The scans can also evaluate the occurrence of colorectal, lymphoma, melanoma, and pancreatic tumors. They are also used to assess if treatment is being effective in eliminating cancer.

Do all cancers show up on PET scan?

Not all cancers show up on a PET scan. PET scan results are often used with other imaging and lab test results. Other tests are often needed to find out whether an area that collected a lot of radioactive material is non-cancerous (benign) or cancerous (malignant).

Is EEG better than PET?

The biggest drawback to EEG is that it provides less spatial resolution than fMRI and PET do. As a result, researchers often combine EEG images of brain electrical activity with MRI scans to better pinpoint the location of the activity within the brain.

Why would a doctor recommend a PET scan?

Why is a PET scan performed? Your doctor may order a PET scan to inspect your blood flow, your oxygen intake, or the metabolism of your organs and tissues. PET scans show problems at the cellular level, giving your doctor the best view of complex systemic diseases.

What cancers do PET scans not detect?

On the other hand, tumors with low glycolytic activity such as adenomas, bronchioloalveolar carcinomas, carcinoid tumors, low grade lymphomas and small sized tumors have revealed false negative findings on PET scan.

Are PET scans safe?

A PET scan is considered to be a safe procedure. It exposes you to around the same amount of radiation that you would receive from the general environment over about three years. The injected radioactive chemicals have a very short lifespan and are removed from the body fairly quickly.

What is better a PET scan or CT scan?

PET/CT scans provide significantly more information than CT scans, and are far more reliable when diagnosing cancer. The reality is that you cannot rely on a CT scan (or ultrasound, MRI, or blood test) to tell you if you have cancer.

How accurate is a PET scan?

The PET scan accurately determined the outcome of 90% patients, while the combination of all the conventional images accurately determined the outcome of only 75% of patients.

Does a PET scan show brain activity?

A brain positron emission tomography (PET) scan is an imaging test that allows doctors to see how your brain is functioning. The scan captures images of the activity of the brain after radioactive “tracers” have been absorbed into the bloodstream.

Which is better MRI or EEG?

In general, MRI is good at telling us where the lesion is, whereas EEG is good at separating normal and abnormal primarily cortical function. The topologic usefulness of EEG is limited, although it may be improved with computerization.

Can EEG detect brain tumor?

EEG can also detect abnormal brain waves after a head injury, stroke, or brain tumor. Other conditions such as dizziness, headache, dementia, and sleeping problems may show abnormal brain patterns. It can also be used to confirm brain death.

Why does a PET scan take 2 hours?

The entire PET scan process takes about two hours. It can take up to 60 minutes for your body to absorb the injected radiotracer. During this time, you'll need to sit quietly and limit your movements. The actual PET scan takes about 45 minutes.

How long does PET scan take?

A PET scan will take about 60 to 90 minutes for the radiotracer to start working, depending on what type of information your doctor is looking for. Once you're ready to start the scan, you'll be asked to lie on your back on a platform. The platform will enter a long tube where the PET scan is performed.

What is the full form of PET scan?

Positron Emission Tomography - Computed Tomography (PET/CT)