So someone in my family needs a medical screening test. I asked the medical expert I live with, what the difference was between a CAT scan, a mammogram, an MRI, and a PET scan. He said, “Well, with a PET scan, you can use either a cat or a dog…”
So someone in my family needs a medical screening test. I asked the medical expert I live with, what the difference was between a CAT scan, a mammogram, an MRI, and a PET scan. He said, “Well, with a PET scan, you can use either a cat or a dog…”