What is nasal and paranasal sinus cancer? Cancer can start in the lining of the space behind the nose (nasal cavity) or the nearby air cavities (paranasal sinuses) and sometimes spread to lymph nodes ...
Introduction: Granulomatosis with polyangiitis (GPA) is an autoimmune disease leading to necrotizing lesions in the affected tissues. Computed tomography (CT) of paranasal sinuses reveals multiple ...
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