diffuse erythema

例句：

1. 1.The patient's condition worsened, and the diffuse erythema spread across his body.
   患者的病情恶化，扩散性红斑遍布他的身体。
2. 2. The doctor diagnosed the patient with diffuse erythema due to an allergic reaction.
   医生诊断患者因过敏反应患有扩散性红斑。
3. 3. The treatment for diffuse erythema involves topical steroids and antihistamines.
   治疗扩散性红斑的方法包括局部皮质类固醇和抗组胺药物。