Acute sinusitis | Radiology Reference Article - Radiopaedia.org
2024年7月26日 · Acute sinusitis usually occurs following a viral upper respiratory tract infection. Dental caries, periapical abscess and oroantral fistulation may lead to a spread of infection to the maxillary sinus. Cystic fibrosis and allergy are risk factors.
Radiologic Imaging in the Management of Sinusitis | AAFP
2002年11月15日 · Advances in diagnostic imaging techniques (e.g., computed tomographic [CT] scan and magnetic resonance imaging [MRI]) have enhanced the understanding and management of sinusitis. Diagnostic...
MRI of the Paranasal Sinuses - The Radiology Assistant
2009年2月25日 · MRI is extremely helpful in complicated sinonasal disease. MRI can discern secretions and mucosa from masses. When you understand the signal characteristics, you are readily able to distinguish soft tissues masses from inspissated secretions.
Rhinosinusitis and the role of imaging | Cleveland Clinic Journal …
2020年8月1日 · Allergic fungal rhinosinusitis is the most common form of fungal sinus disease and is evaluated with CT or MRI. Classic findings on CT include the “double-density” sign caused by thick fungal mucin surrounded by hyper-plastic mucosa. MRI with T1 and T2 weighting can be used to support the diagnosis.
Sinus MRI scan Information | Mount Sinai - New York
A magnetic resonance imaging (MRI) scan of the sinuses creates detailed pictures of the air-filled spaces inside the skull. These spaces are called the sinuses. The test is noninvasive. MRI uses powerful magnets and radio waves instead of radiation. Signals from the magnetic field bounce off your body and are sent to a computer.
MRI of Sinuses - Radiology In Plain English
2023年11月18日 · A Sinus MRI is a non-invasive imaging technique that utilizes powerful magnets and radio waves to generate detailed images of the sinuses. Unlike other imaging methods, such as CT scans, MRI doesn’t involve radiation, making it a safe option for assessing sinus conditions, especially in sensitive individuals like pregnant women or children ...
Sinusitis (Rhinosinusitis) Imaging: Practice Essentials, Radiography ...
2021年3月1日 · Magnetic resonance imaging (MRI) is generally reserved for the evaluation of any complications of local sinus infections, particularly suspected intracranial...
Chronic sinusitis - Diagnosis and treatment - Mayo Clinic
CT or MRI scans can show details of the sinuses and nasal area. These images might pinpoint the cause of chronic sinusitis. Nasal and sinus samples. Lab tests aren't often used to diagnose chronic sinusitis. But, if the condition doesn't get better with treatment or gets worse, tissue samples from the nose or sinuses might help find the cause.
Emergency radiologic approach to sinus disease
2021年5月19日 · Suspicion of complicated rhinosinusitis is an indication for magnetic resonance imaging (MRI) with contrast or contrast-enhanced CT. MRI is better suited for identifying intracranial complications as it can better differentiate abscesses from inflamed tissue while CT is preferred for evaluation of bone erosion.
Signs a sinus infection has spread to the brain - Medical News Today
2023年12月21日 · People require immediate medical treatment if a sinus infection reaches the brain. Sinusitis is an inflammation of the sinuses and usually occurs due to a bacterial infection. The sinuses are...