Bilateral sieve sinus mucosal thickening, is a professional term for imaging examination, mostly seen in sieve sinusitis, is the manifestation of mucosal thickening caused by inflammatory stimulation. 1. Mild bilateral sieve sinus mucous membrane thickening: if there is no obvious discomfort, it may not need special treatment; or use physiological sea saline to rinse the nasal cavity, to keep the internal environment of the nasal cavity clean. 2. Moderate and severe bilateral sieve sinusitis mucosal thickening: obvious discomfort symptoms, such as nasal congestion, runny nose, loss of smell, headache, etc., you can use budesonide nasal spray, fluticasone propionate nasal spray nasal spray treatment; if accompanied by pus and runny nose and other symptoms, you need to use antibacterial drugs for treatment, such as roxithromycin capsule. If you find double sieve sinus mucosal thickening, you need to combine with specific clinical symptoms, and follow the doctor’s instructions for treatment.