diagnostic radiology
Quick Summary
Diagnostic radiology is a branch of medicine that uses various technologies, primarily X-rays, to create images of the inside of the body. These images help doctors diagnose diseases and conditions.
Initially, X-rays were used to visualize dense structures like bones and locate foreign objects. Over time, techniques evolved to include contrast agents, which are substances that make specific tissues or organs more visible. This allows for detailed examination of systems like the digestive tract and urinary tract.
More advanced methods like computed tomography (CT) and magnetic resonance imaging (MRI) provide cross-sectional images, offering greater detail and differentiation of soft tissues than traditional X-rays. Other techniques, such as positron emission tomography (PET) and ultrasound, also contribute to diagnostic imaging, expanding the ability to visualize and understand the body's internal structures and functions.
Ask Britannica AI about this topic
Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.
