Diagnostic imaging

Diagnostic imaging is a technique and process used to create images of the human body (or parts and function thereof) for clinical purposes (medical procedures seeking to reveal, diagnose or examine disease) or medical science (including the study of normal anatomy and physiology).

Types of Diagnostic Imaging

Diagnostic imaging can be separated into several different types, each with their own specific uses and applications. These include:

• Radiography: This includes X-rays, CT scans, and fluoroscopy. These imaging techniques use ionizing radiation to create images of the body's internal structures.

• Ultrasound: This imaging technique uses high-frequency sound waves to create images of the body's internal structures. It is often used in obstetrics and gynecology to monitor the development of fetuses.

• Magnetic Resonance Imaging (MRI): This technique uses a magnetic field and radio waves to create detailed images of the body's internal structures. It is often used to diagnose and monitor conditions such as tumors, strokes, and joint disorders.

• Nuclear Medicine: This includes techniques such as Positron Emission Tomography (PET) and Single Photon Emission Computed Tomography (SPECT). These techniques use radioactive substances to create images of the body's internal structures and function.

Applications

Diagnostic imaging is used in a variety of medical fields, including radiology, cardiology, neurology, and oncology. It is used to diagnose and monitor a wide range of conditions, from broken bones and lung infections to cancer and heart disease.

Risks and Benefits

While diagnostic imaging provides valuable information that can aid in diagnosis and treatment, it also carries potential risks. These include exposure to radiation (in the case of radiography and nuclear medicine) and potential allergic reactions to contrast materials. However, the benefits of diagnostic imaging, such as early detection of disease and accurate diagnosis, often outweigh these risks.

See Also

• Medical imaging
• Radiology
• Ultrasound
• Magnetic Resonance Imaging (MRI)
• Nuclear Medicine

Diagnostic imaging Resources
Latest articles Most recent articles Ongoing trials	Wikipedia