Case: Mr. L., 71, is on day 2 after an inferior STEMI treate…

Case: Mr. L., 71, is on day 2 after an inferior STEMI treated with PCI. He suddenly becomes acutely dyspneic and anxious. Assessment: BP 82/50 HR 124 RR 34 SpO₂ 82% on non-rebreather Diffuse crackles New loud holosystolic murmur best heard at the apex radiating to the axilla Cool, clammy extremities Which action is the priority?

A postoperative adult with a cuffed tracheostomy is receivin…

A postoperative adult with a cuffed tracheostomy is receiving humidified oxygen. The client suddenly becomes anxious and tachycardic. SpO₂ decreases to 85%. On assessment, breath sounds are diminished bilaterally, and coarse, bubbling sounds are heard from the tracheostomy tube. The client is attempting to cough but cannot clear secretions. Which action should the nurse take first?

Case: Mr. L., 71, is on day 2 after an inferior STEMI treate…

Case: Mr. L., 71, is on day 2 after an inferior STEMI treated with PCI. He suddenly becomes acutely dyspneic and anxious. Assessment: BP 82/50 HR 124 RR 34 SpO₂ 82% on non-rebreather Diffuse crackles New loud holosystolic murmur best heard at the apex radiating to the axilla Cool, clammy extremities Which action is the priority?