PET-CT


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Related to PET-CT: PET scan

PET-CT

positron emission tomography, and computed tomography (used together to identify metastases in patients with cancer).
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In summary, PET-CT continues to prove useful clinically in the staging and subsequent treatment response of many malignancies.
She said: "Having the PET-CT scan meant that I found out whether my treatment was working much earlier.
Currently, the most common indication for a PET-CT scan is to evaluate thyroid cancer.
They found that response of the tumour to treatment with PET-CT had a sensitivity (rate of true positives) of 83 percent, specificity (rate of true negatives) of 54 percent, positive predictive value (probability that patients who test positive have the disease) of 31 percent and negative predictive value (probability that patients who test negative do not have the disease) of 92 percent.
In the study, 259 patients underwent myocardial perfusion PET-CT using a 16-slice scanner.
In a retrospective study, integrated PET-CT imaging proved to be more accurate than CT alone or PET alone for detecting ovarian cancer recurrence either above or below the diaphragm, reported Dr.
Meta-analysis of the additional value of integrated 18F-FDG PET-CT for tumor distant metastasis staging: Comparison with 18F-FDG PET alone and CT alone.
While PET-CT has a higher sensitivity than conventional staging alone, it is also nonspecific, and areas of increased F-18 FDG uptake may represent benign or malignant processes.
Lack of anatomic detail, once a major limitation of PET as localization to a particular structure in the complicated head-and-neck anatomy (especially in post-therapy patients), is obviated by the use of a combined PET-CT technique that permits almost simultaneous image acquisition and exact coregistration of anatomic and metabolic data sets.
PET and PET-CT Imaging Equipment Markets" to their offering.
It has been suggested that negative PET-CT for mediastinal lymph node involvement requires no further invasive staging and surgical resection may proceed.
Offers are invited to PET-CT device, a PET sensitivity of at least 7.