Read the following case study and answer the posed questions:
Mr. Les Brown has been diagnosed with COPD 10 years ago. He has been increasingly shortness of breath doing activities of daily living, needing to rest more frequently and feels he is coughing more often.
Explain the pathophysiology behind the signs and symptoms of COPD
What relationship do you see with Mr. Brown’s vital signs – 26 RR, 91% oxygen saturation, temp: 37.8, HR: 93 BP: 150/70