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Doctor insights on: Pet Brain Perfusion Evaluation

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Myocardial perfusion pet stress test with persantine had caffiene within 24 hours of test ?

Myocardial perfusion pet stress test with persantine had caffiene within 24 hours of test ?

No need to worry: You didn't mention whether the test was positive. Even then caffeine induced heart rate increase should not cause any problems. Hope you don't smoke. ...Read more

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Cerebrum (Definition)

Cerebrum essentially refers to the majority of the brain. Embryologically, it develops from the telencephalon, and together with the diencephalon, ...Read more


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My cardiologist ordered a myocardial perfusion pet stress test with persantine, so what is it?

My cardiologist ordered a myocardial perfusion pet stress test with persantine, so what is it?

Stress test : This is a chemical stress test. You will be given a medication and then pet scan of your heart will be done to evaluate the blood flow in different parts of the heart. If there is any significant blockage, it will show up as a defect in the images. ...Read more

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What would be d CSF test evaluation values that indicates and confirms brain metastatic cancer.please explain in detail sir.

What would be d CSF test evaluation values that indicates and confirms brain metastatic cancer.please explain in detail sir.

LP with cytology : Lumbar puncture (spinal tap). Then the Pathology department spins the fluid down in a centrifuge in order to concentrate the cells. The sediment is placed on a glass slide and stained and examined by the cytopathologist for the presence of malignant cells. ...Read more

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I suffered of anxiety during a brain MRI evaluation , and it can not be completed. What others procedures (b.Map, CT scan) are useful for the brain?

I suffered of anxiety during a brain MRI evaluation , and it can not be completed. What others procedures (b.Map, CT scan) are useful for the brain?

Options: It is not uncommon for patients undergoing MRI scans to feel claustrophobic and have to end the test prematurely. If the information needed is important to make a diagnosis or determine treatment, you can try having the procedure with an open mri. Alternatively, if your doctor needs the clarity of the regular MRI images, you may benefit from mild anti-anxiety medications taken before the scan. ...Read more

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How do u get a full evaluation of the brain, heart, blood? I'm getting very lightheaded & has had mri&ct 6mths ago normal. & had a full blood work up!

How do u get a full evaluation of the brain, heart, blood? I'm getting very lightheaded & has had mri&ct 6mths ago normal. & had a full blood work up!

Hmmm...: Well, i doubt we'll be able to do this in 400 characters, but the lightheadedness is often broken down into several categories. If it's fainting or near-fainting spells, that's called syncope or near-syncope and we usually check with a cardiologist about that. If it's like the sensation you get when you stand up too fast, it may be low blood pressure, especially if you're on meds. ...Read more

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Is a pet scan of the brain accurate?

Is a pet scan of the brain accurate?

Varies: The accuracy of the test is variable depending on which pathologic process you are evaluating in the brain (epilepsy, dementia, differentiating a recurring malignant tumor from post-radiation changes, etc). ...Read more

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Does a whole body pet scan show the brain?

Does a whole body pet scan show the brain?

If it is included: The drug given goes everywhere in the body, including the brain. How much of the body that is imaged depends on the disease being looked for. For lymphoma, scans start at the base of the brain and end at the upper thighs. For head and neck cancer, the scan is from the top of the head to the upper thighs. Melanoma includes the whole body, and seizures is just of the brain. ...Read more

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When a whole pet scan is taken can they see the brain?

When a whole pet scan is taken can they see the brain?

If it is included: The drug given goes everywhere in the body, including the brain. How much of the body that is imaged depends on the disease being looked for. For lymphoma, scans start at the base of the brain and end at the upper thighs. For head and neck cancer, the scan is from the top of the head to the upper thighs. Melanoma includes the whole body, and seizures is just of the brain. ...Read more

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What is a pet/ct fdg 18 test on the brain?

What is a pet/ct fdg 18 test on the brain?

Imaging metabolism: PET/CT of brain involves injection of isotope FDG18 intravenously and after waiting about forty five minutes imaging the brain with camera acquiring information about metabolism of brain. The isotope accumulates according to metabolic activity of brain. Can be used to detect tumors, in epilepsy for seizures, and some metabolic disorders. In general malignant processes are most active. ...Read more

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Perfusion (Definition)

Perfusion usually refers to blood flow into an ...Read more