chronic mastitis

例句：

1. 1. The patient's condition was diagnosed as chronic mastitis.
   患者的病情被诊断为慢性乳腺炎。
2. 2. The treatment for chronic mastitis involves antibiotics and rest.
   治疗慢性乳腺炎包括抗生素和休息。
3. 3. Chronic mastitis can cause significant discomfort and pain in the affected area.
   慢性乳腺炎会导致受影响区域产生严重的不适和疼痛。