branch retinal vein occlusion

例句：

1. 1. The patient wasdiagnosed with branch retinal veinocclusion and required immediate treatment.
   患者被诊断出患有分支视网膜静脉阻塞，需要立即治疗。
2. 2. The doctor explained the symptomsof branch retinal vein occlusion to the patient.
   医生向患者解释了分支视网膜静脉阻塞的症状。
3. 3. The patient's condition worsened after receiving treatment forbranch retinal vein occlusion.
   患者在接受分支视网膜静脉阻塞治疗后病情恶化。