A neonate is reported to have classic Stage IV BPD with emphysematous lung changes. What pulmonary function test finding(s) would confirm this?
1) Increased RV/TLC ratio
2) Increased FRC
3) Decreased VC
4) Increased RV

Question

Quizplus · Accepted Answer

Emphysematous lung changes would cause overinflation and be identified by an increased RV/TLC ratio, an increased functional residual capacity (FRC), and increased residual volume (RV).

A Neonate Is Reported to Have Classic Stage IV BPD