Effect of Telenursing on Oral Health

This study is testing whether phone-based nursing support (telenursing) can improve oral health in people with COPD (a chronic lung disease). Patients with COPD often have poor oral health, and this study explores whether remote nurse-led guidance can make a difference. **You may be eligible if...** - You are 40 years old or older - You have been diagnosed with COPD for at least 6 months - You are currently receiving inpatient treatment - You have a smartphone (Android or iOS) and internet access - You are able to communicate and use a phone **You may NOT be eligible if...** - You have had COPD for less than 6 months - You are receiving outpatient treatment only - You are in the intensive care unit - You do not have a smartphone or internet access - You have communication barriers Talk to your doctor to see if this trial is right for you.