From the Guidelines
To order an imaging study of the face, a CT maxillofacial without IV contrast is the preferred initial imaging modality for patients with suspected facial trauma, as it provides superior detail and is more sensitive in confirming the clinical suspicion of facial bone fractures 1. When ordering an imaging study of the face, it is essential to submit a formal radiology request specifying the type of imaging needed, such as CT maxillofacial without IV contrast. The request should include the patient's demographic information, clinical history, reason for the examination, and any specific areas of concern.
- Clearly document the clinical indication, such as trauma, suspected fracture, foreign body, or sinus disease.
- Note any pregnancy status for female patients of childbearing age.
- The order should specify if contrast is needed, though typically not for basic facial imaging, and indicate any patient mobility limitations.
- For trauma cases, include the mechanism of injury and time since injury. CT scans are valuable for evaluating facial bone integrity, sinus conditions, and foreign bodies, and offer multiplanar and 3-D image reconstructions, allowing for better characterization of complex fractures 1.
- Patients should remove all metal objects from the imaging area before the procedure to prevent artifacts on the images.
- The use of CT with IV contrast does not aid in the detection of facial injury 1.
From the Research
Ordering an X-ray of the Face
There are no specific studies provided that directly address the process of ordering an X-ray of the face. However, we can look at the general principles of imaging techniques and their applications in medical diagnosis.
Imaging Techniques
- X-rays are a common imaging technique used to diagnose various medical conditions, including bone fractures and dental problems 2.
- Computed Tomography (CT) scans and Magnetic Resonance Imaging (MRI) are also used to evaluate head and neck malignancies, with MRI being potentially more accurate for delineating target volumes and organs at risk 3.
- The choice of imaging modality depends on the specific medical condition being diagnosed and the advantages and disadvantages of each technique, such as radiation exposure and diagnostic accuracy 4.
Medical Specialties and Imaging
- In the field of cardiology, imaging techniques like echocardiography, cardiac CT, and MRI are used to guide optimal left ventricular lead placement in cardiac resynchronization therapy 5.
- In neurology, MRI is more sensitive than CT in identifying clinically meaningful lesions in ICU patients, particularly for ischemic and neoplastic lesions 6.
Ordering an X-ray
While there is no direct evidence on ordering an X-ray of the face, medical professionals typically follow established protocols and guidelines for ordering imaging tests, taking into account the patient's medical history, symptoms, and the potential benefits and risks of each imaging modality.