![What's the difference between all the different head scans (X-Ray, CT, MRI, MRA, PET scan)? - San Diego Brain Injury Foundation What's the difference between all the different head scans (X-Ray, CT, MRI, MRA, PET scan)? - San Diego Brain Injury Foundation](https://sdbif.org/index/wp-content/uploads/2020/02/Head_Scans2.jpg)
What's the difference between all the different head scans (X-Ray, CT, MRI, MRA, PET scan)? - San Diego Brain Injury Foundation
![A case of primary lung cancer lesion demonstrated by F-18 FDG positron emission tomography/computed tomography (PET/CT) one year after the detection of metastatic brain tumor A case of primary lung cancer lesion demonstrated by F-18 FDG positron emission tomography/computed tomography (PET/CT) one year after the detection of metastatic brain tumor](https://www.spandidos-publications.com/article_images/ol/2/4/OL-02-04-0621-g02.jpg)
A case of primary lung cancer lesion demonstrated by F-18 FDG positron emission tomography/computed tomography (PET/CT) one year after the detection of metastatic brain tumor
![The usefulness of [18F]FDG-PET/CT in detecting and managing cancers with unknown primary site depends on histological subtype | Scientific Reports The usefulness of [18F]FDG-PET/CT in detecting and managing cancers with unknown primary site depends on histological subtype | Scientific Reports](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41598-021-96451-z/MediaObjects/41598_2021_96451_Fig1_HTML.png)
The usefulness of [18F]FDG-PET/CT in detecting and managing cancers with unknown primary site depends on histological subtype | Scientific Reports
![18F-FDG PET and 18F-FDG PET/CT for Assessing Response to Therapy in Esophageal Cancer | Journal of Nuclear Medicine 18F-FDG PET and 18F-FDG PET/CT for Assessing Response to Therapy in Esophageal Cancer | Journal of Nuclear Medicine](https://jnm.snmjournals.org/content/jnumed/50/Suppl_1/89S/F1.large.jpg)