Objective: The clinical diagnosis of obliterative pulmonary hypertension (OPH) is difficult.

目的：临床上闭塞性肺动脉高压(oph)的诊断比较困难。

Conclusions: SJS is a rare disease, which is considered to be a king of obliterative bronchiolitis caused by infection.

结论：SJS是一罕见病，本质上是一种感染所致的闭塞性细支气管炎。