A client was admitted to the hospital for a Chronic Obstruct…

A client wаs аdmitted tо the hоspitаl fоr a Chronic Obstructive Pulmonary Disease (COPD) exacerbation. The client is having trouble catching their breath while walking to the bathroom and are requiring increased supplemental oxygen for activity. The client also reports dizziness and lightheadedness when they stand up. It takes the client 15 minutes to return to their baseline breathing pattern after ambulating to the bathroom. What is the most appropriate nursing diagnosis/clinical problem for this client?