maxillary sinusitis

例句：

1. 1. He had a severe case of maxillary sinusitis and needed to see a doctor.
   他得了严重的上颌窦炎，需要去看医生。
2. 2. The patient was diagnosed with maxillary sinusitis after a thorough examination.
   经过彻底的检查，患者被诊断出患有上颌窦炎。
3. 3. Treatment for maxillary sinusitis often involves antibiotics and nasal irrigation.
   治疗上颌窦炎通常包括抗生素和鼻腔冲洗。