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Pet scan vs mri brain cancer

A 48-year-old member asked:
Dr. Jon Strasser
Radiation Oncology 22 years experience
Sure: Mri would be the imaging test of choice, though often we start with a ct. Ultimately, you'll likely need a biopsy to prove it's a cancer.
A 42-year-old member asked:
Dr. Alfred Parkhill Hand
Radiology 22 years experience
Yes: A CT scan can detect a brain tumor, but will be better able to detect a tumor if it performed with IV contrast. Mri with contrast can detect very smal... Read More
A 34-year-old member asked:
Dr. Carlos Encarnacion
Medical Oncology 36 years experience
Yes: Any of those tests, particularly the mri, could detect cancer in the brain, be it one that started in the brain itself or one that came from elsewhere... Read More
A 29-year-old female asked:
Dr. Silviu Pasniciuc
Internal Medicine 28 years experience
No such thing: Yet. Not imaging, nor blood test. Best use of any of the above is based on clinical lead by history and direct exam. Yes hypersomnia or sleeping a lot... Read More
A 37-year-old member asked:
Dr. Jon Strasser
Radiation Oncology 22 years experience
Possible, but unlike: Sure.....If it were very small - ie smaller than the slice thickness of the scans....But most brain tumors would show up on an mri...So not very likel... Read More
A 35-year-old member asked:
Dr. Martin Morell
Rheumatology 30 years experience
MRI: Resolution is pretty good, so it can detect early lesions in brain. Other cancers could be picked up with pet scan.
A 37-year-old member asked:
Dr. Axel Martinez-Irizarry
Family Medicine 18 years experience
Unlikely.: Always possible, but very low probability. Currently, MRI is the most sensitive imaging test of the head (particularly in the brain) in routine clini... Read More
A 49-year-old female asked:
Dr. Michael Dugan
Specializes in Hematology
Life is terminal: None of us get out alive. In this case the doctors must feel the cancer is not curable, and thus is highly likely to result in his demise. Focus on qu... Read More
A 29-year-old male asked:
Dr. Gurmukh Singh
Pathology 50 years experience
There are many benign causes of headache and jumping to MRI would be premature. It is not feasible to provide a more meaningful opinion without examin... Read More