NCLEX-RN® NGN Case Study: Older Adult with COPD Exacerbation and an Advance-Directive Conversation

An NGN case study on a 71-year-old with worsening dyspnea, hypercapnia risk, and a stated wish to avoid invasive ventilation — cues to highlight, differentials to rank, and the safe order of nursing actions.

Worsening breathlessness in a chronically sick lung

A 71-year-old is brought to the emergency department by a spouse, who says, "His usual puffer isn't holding him today." The client has Stage 3 COPD, smoked for 45 years, quit two years ago, and uses a long-acting bronchodilator and inhaled corticosteroid daily plus a rescue inhaler every few hours when "the weather changes". For the past three days the cough has been more productive, the sputum has turned yellow-green, and last night the client could not lie flat.

In the room, the client is sitting forward, using accessory muscles, and speaking in short three-word phrases. SpO₂ is 86% on room air. Heart rate is 112. Respiratory rate is 28 with prolonged expiration and audible wheezes. Temperature is 37.8°C. The client looks tired. The spouse says, "Please don't put him on a machine — he made me promise."

That is the entire opening of this NGN case study. Nothing on screen says "exacerbation needing non-invasive ventilation". The case asks you to behave like the ED RN who must oxygenate a chronic CO₂ retainer carefully, weigh non-invasive options, and respect a stated wish without abandoning safe care.

What this case is testing

The case is built around an acute COPD exacerbation because it forces a full pass through the NCSBN Clinical Judgment Measurement Model on a respiratory emergency complicated by chronic disease and a values-laden decision:

  • Recognize cues that change "bad COPD day" to "acute exacerbation requiring escalation" — sputum colour and quantity, the inability to lie flat, the trend in SpO₂, accessory muscle use, and short sentences.
  • Analyze cues the way a respiratory-care nurse would — knowing how a chronic CO₂ retainer responds to oxygen, why target SpO₂ is not 99%, and how a hypercapnic acidosis appears on the gas.
  • Prioritize hypotheses when more than one differential could explain the picture — COPD exacerbation, pneumonia, decompensated heart failure, PE, pneumothorax.
  • Generate solutions that match the urgency — controlled oxygen titration, bronchodilator and corticosteroid timing, antibiotic indications, and the non-invasive ventilation decision.
  • Take action in the right order — the case will test whether you can sequence the interventions safely and how you incorporate the client's stated wishes without overriding them.
  • Evaluate outcomes after the first interventions using new vitals, a repeat blood gas, work of breathing, and the client's own report.

Underneath the case you will touch several Client Needs categories at once: Safe and Effective Care Environment, Physiological Adaptation, Pharmacology and Parenteral Therapies (bronchodilators, corticosteroids, antibiotics), Reduction of Risk Potential, and Psychosocial Integrity for the conversation about advance directives.

Who this case is good for

This is a senior-level NCLEX-RN® case study. It is a strong fit for:

  • Senior nursing students preparing for NCLEX-RN® who have completed a med-surg or critical-care rotation.
  • Recent graduates working through NGN cases in the final stretch of a 30-, 60-, or 90-day NCLEX-RN® study plan.
  • Internationally educated nurses preparing for NCLEX-RN® who want practice with US oxygen-target rules and the language used at the bedside for advance directives.
  • Anyone who knows the difference between Type 1 and Type 2 respiratory failure on paper but freezes when an anxious spouse adds a value-laden constraint.

It is not the right first NGN case for a student who has only done multiple-choice questions so far. If that's you, start with the in-app NGN tutorial the first time you open any case — it walks the six clinical-judgment steps in plain language.

What you will work through, step by step

Inside the case you will move through six linked sub-items. Each ties to a single step in the CJMM clinical-judgment cycle and unlocks the next.

  • The opening sub-item asks you to highlight the cues that change the story from "bad COPD day" to "exacerbation needing escalation". Picking too many cues is as wrong as picking too few.
  • The analyse sub-item asks you to match cues to a probable acid-base picture and a probable trigger.
  • A prioritisation sub-item asks you to rank the differentials by how dangerous they would be if missed, not by what feels most likely.
  • An action sub-item asks for the single first nursing action. Two of the choices look almost identical — separating them is the entire point of the item.
  • A handoff sub-item asks you to assemble a report to respiratory therapy and the on-call provider using building blocks instead of free text.
  • The closing sub-item asks you to evaluate the response after the first round of interventions using a repeat gas, a new SpO₂ trend, and the client's own words.

At the end you will see your overall score, sub-item by sub-item feedback, and a short reflection prompt that feeds your Mistake DNA inside RN Clarity.

Why this case shows up in NCLEX-RN® prep so often

COPD exacerbation is one of the most-tested presentations on the current NCLEX-RN® test plan because it rewards exactly the reasoning the exam was designed to measure — chronic disease layered on an acute event, a medication plan that must be sequenced, and an ethical conversation that the new graduate must be able to hold.

If you can think your way through this case calmly, you will have practised the same clinical-reasoning loop NCLEX-RN® test writers reward, on a presentation you will see during your first month as a nurse.

Try the full case

There is no spoiler here on purpose. An NGN case is about the reasoning you do while the screen is in front of you, not the answer key afterward. The case is open to free-preview members and full subscribers inside the RN Clarity NGN bank.

Try this case →

See also:

NCLEX-RN® Hub: Clinical Judgment Guide · NGN Case Studies Hub

Practice on RN Clarity: NGN Case Studies · Question Bank · Drug Cards