Skip to content

What are x-rays used for in medicine?

X-ray machines pass X-rays (a form of ionizing radiation) through a body part to produce images of the tissue, organs, bones, or teeth inside. These images allow healthcare providers and dentists to see if there are problems, such as. B. a broken bone or cave. X-rays are a form of electromagnetic radiation, similar to visible light. However, unlike light, X-rays have higher energy and can penetrate most objects, including the body.

Medical X-rays are used to produce images of tissues and structures in the body. When X-rays moving through the body also pass through an X-ray detector on the other side of the patient, an image is produced that represents the “shadows” formed by the objects inside the body.. X-rays use invisible electromagnetic energy beams to create images of internal tissues, bones, and organs on film or digital media. Standard x-rays are done for many reasons, including diagnosing tumors or bone injuries.

An X-ray is a common imaging test that has been used for decades. It can help your doctor look at the inside of your body without having to make an incision.. This can help them diagnose, monitor, and treat many conditions. There are many types — or modalities — of medical imaging techniques, each using different technologies and techniques.

Computed tomography (CT), fluoroscopy, and radiography (conventional X-ray including mammography) use ionizing radiation to produce images of the body. Ionizing radiation is a form of radiation that has enough energy to potentially damage DNA and can increase a person’s lifetime risk of developing cancer.. An X-ray is a quick and painless procedure that is often used to produce images of the inside of the body.. NIBIB-funded researchers are working on a new X-ray method called single-frame X-ray tomosynthesis (or SFXT), which would enable real-time monitoring of a small area of tissue.

Extensive information is available on types of X-ray imaging, diseases and conditions that use different types of X-ray imaging, and the risks and benefits of X-ray imaging. For more information on risks associated with specific types of X-ray imaging studies, visit the CT, fluoroscopy, radiography and mammography websites. For example, an X-ray of your chest, limbs, or teeth corresponds to a few days of background radiation and has less than 1 in 1,000,000 chances of causing cancer. The quality assurance of the plant and the training of personnel with a focus on radiation protection are crucial for applying the principles of radiation protection to imaging X-ray examinations..

X-ray imaging examinations are considered a valuable medical tool for a variety of examinations and procedures. Due to this property, bones absorb X-rays easily and therefore produce a high contrast on the X-ray detector.. The total exposure to X-rays depends on the duration of the fluoroscopy procedure and how often the X-ray is used.. Because tissue effects are extremely rare with typical use of many X-ray imaging equipment (including CT), cancer is the primary radiation risk for most imaging studies. However, the long exposure times required for complex interventional fluoroscopy examinations and the resulting high doses of skin can result in tissue effects, even with proper use of equipment.

While states regulate the use of X-ray equipment, the FDA’s Center for Devices and Radiological Health (CDRH) regulates the manufacture of electronic radiation-emitting products such as CT scanners and X-ray machines. X-rays are usually performed in X-ray departments of hospitals by trained specialists called radiographers, although they can also be performed by other health professionals such as dentists.. For example, barium can turn your feces whitish for a few days, and an injection to relax your stomach before the X-ray may cause your vision to become blurred for a few hours.. This X-ray technique is not only less expensive and easier to use than traditional CT-based approaches, but is also stationary and requires no physical movement of the X-ray source or detector.

A bone or tumor that is denser than soft tissue only allows a few X-rays to pass through and appears white on the X-ray. For the average American, medical X-rays are the single largest source of human-induced radiation exposure. In order to create an X-ray image, a patient is positioned in such a way that the imaged body part is located between an X-ray source and an X-ray detector..

. .