مريض انسداد رئوي مزمن (COPD) معروف باحتباس ثاني أكسيد الكربون. ما هدف تشبع الأكسجين المناسب؟

A client with COPD and known CO₂ retention is on oxygen. What saturation target is appropriate?

1. 88–92%
2. 95–100%
3. 80–84%
4. Above 98%

Answer: A) 88–92%. Excess oxygen in CO₂ retainers can raise PaCO₂ and cause drowsiness; the usual target is 88–92%.