X-Ray
X-rays are a form of electromagnetic radiation with wavelengths shorter than visible light. X-rays are widely used in medicine, industry, and research for their ability to penetrate materials and create images of internal structures. In medical imaging, X-rays are particularly valuable for visualizing bones and detecting abnormalities such as fractures, dislocations, tumors, infections, and foreign objects.
In medical X-ray imaging, a small amount of radiation is directed through the body toward a detector, such as a film or digital sensor. Dense structures, such as bones, absorb more X-rays and appear white on the resulting image (radiograph), while less dense structures, such as soft tissues, allow more X-rays to pass through and appear darker.
How Are X-Rays Performed?
X-ray imaging is performed by trained doctors and technologists. The process typically begins with the patient being positioned appropriately to capture the desired anatomical area on the X-ray film or digital detector.
Once the patient is properly positioned, the patient will be carefully explained the details of the procedure to ensure that the patient is comfortable. Protective lead aprons or shields may be provided to cover parts of the body not being imaged, minimizing radiation exposure to areas not of interest.
Next, the X-ray machine is adjusted to emit the appropriate level of radiation for the specific imaging needs. The X-ray tube, which generates the X-rays, is positioned opposite the detector (such as a film cassette or digital receptor), with the patient's body part placed in between.
The doctor then activates the X-ray machine and a brief exposure is made. During the exposure, the patient must remain still to avoid blurring the image. In some cases, multiple exposures may be necessary to capture different views or angles of the area being examined.
After the X-ray images are obtained, they are processed and reviewed by a radiologist, who interprets the findings and generates a report for the referring healthcare provider. The entire process is typically quick and painless, with most X-ray examinations lasting only a few minutes.
How to Prepare for An X-Ray
To prepare for an X-ray, wear comfortable, loose-fitting clothing without metal zippers or buttons, or you may be asked to wear a gown provided by the facility. Remove any jewelry, piercings, or metal objects from the area being imaged. Inform the technologist if you are pregnant or might be pregnant, as precautions may be necessary. Follow any specific instructions provided by your doctor, such as fasting before certain X-ray exams.
Benefits and Risks
X-rays are commonly used in various medical specialties, including orthopedics, dentistry, cardiology, and oncology, for diagnostic purposes and treatment planning. They are relatively quick, painless, and non-invasive, making them valuable tools for evaluating injuries and diseases. X-rays may carry a small risk of radiation exposure, particularly with repeated or high-dose imaging. Therefore, healthcare providers carefully consider the necessity of X-ray examinations, especially in vulnerable populations such as pregnant women and children.
- John Christoforetti, MD, FAAOS
Board-Certified Surgeon & Orthopedic & Sports Medicine Specialist - Gary Feldman, DPM, FACFAS
Board Certified Surgeon & Foot & Ankle Surgery - Peter G. Fitzgibbons, MD
Board-Certified Surgeon & Orthopedic & Sports Medicine Specialist - James S. Gardiner, MD
Board-Certified Surgeon & Orthopedic & Sports Medicine Specialist - Wayne J. Olan, MD
Director of Minimally Invasive Neurosurgery at George Washington Hospital & Board-Certified Radiologist - Christopher S. Raffo, MD
Board-Certified Surgeon & Orthopedic & Sports Medicine Specialist - Laura Baker, PA-C
Physician Assistant - Jessica O'Keefe, PA-C
Physician Assistant
X-Ray Services in Montgomery County, Maryland
Discover the benefits of X-ray services at The Centers for Advanced Orthopaedics: Maryland Orthopedic Specialists Division. If you're interested in learning more about our procedures or have inquiries, feel free to reach out at (301) 515-0900 or schedule your appointment online. Let us assist you on your path to better health with our advanced X-ray services and expert care.