Do these tumors enhance? Do these tumors have similar radiographic characteristics to those of squamous cell cancer? Is there bony destruction? List four benign lesions that affect the sinuses. Name two other malignant neoplasms that are fairly common in the sinonasal region. Sinonasal malignancies have what signal characteristic on T2-weighted MRI? These tumors usually spread from the sinuses to involve what space? What are the two radiographic hallmarks associated with chronic sinusitis? What are three common causes of a hyperdense sinus lesion? What condition does an air-fluid level involving the sinuses suggest? What imaging studies are typically used to examine this region? What is a mucous retention cyst? What is the best imaging modality for evaluating the sinuses? What is the key area for evaluation in the patient with chronic sinusitis complaints? What is the most common malignant sinus tumor? What is the name of the surgery that patients with OMC disease often undergo? What percentage of these tumors occur in the maxillary sinus? Where does a mucocele commonly arise? Which sinuses are most commonly involved in sinusitis Why does it form? Book traversal links for Sinuses ‹ Salivary gland Up Do these tumors enhance? ›