endocyanosis

例句：

1. 1. The patient's oxygen levels were severely low due to endocyanosis.
   由于缺氧症，患者的氧水平严重低下。
2. 2. Endocyanosis can lead to serious health complications if left untreated.
   未经治疗的缺氧症可能导致严重的健康并发症。
3. 3. The child was diagnosed with endocyanosis and required immediate medical attention.
   这名儿童被诊断出患有缺氧症，需要立即接受医疗照顾。