Radiology 101: The Basics & Fundamentals Of Ima... May 2026

are the experts who operate the machinery and position the patient to get the best image.

Sometimes, the "shades of gray" are too similar to tell apart. That’s where comes in. By injecting a special dye (usually iodine or gadolinium) or having a patient drink it, we can make blood vessels or the digestive tract "light up" on the screen, making it much easier to spot a blockage or a tumor. 5. Safety First: ALARA Radiology 101: The Basics & Fundamentals of Ima...

This uses powerful magnets and radio waves (no radiation!). It is the gold standard for "soft tissues" like the brain, spinal cord, ligaments, and tendons. are the experts who operate the machinery and

are the medical doctors who interpret those images, hunt for abnormalities, and provide a diagnosis that guides the patient's treatment. 4. Why We Use "Contrast" By injecting a special dye (usually iodine or

Not every "scan" is the same. Doctors choose a specific type of imaging based on what they are looking for: