| Course | NR 283 Pathophysiology |
|---|---|
| Week | 6 |
| Paper type | Case study analysis |
| Length | About 1,130 words, 3 pages |
| Format | APA 7 student paper |
| School | Chamberlain University |
| Program | BSN (pre-licensure) |
| Updated | October 2026 |
Free sample paper for NR 283 Week 6
Case Study Analysis: Breathlessness in a 72-Year-Old Man With Both COPD and Heart Failure, and Which Condition Each Finding Belongs To
Student Name
College of Nursing, Chamberlain University
NR 283: Pathophysiology
Instructor Name
Month Day, Year
Case Study Analysis: Breathlessness in a 72-Year-Old Man With Both COPD and Heart Failure, and Which Condition Each Finding Belongs To
Two Conditions, Kept Apart
Mr. K. is 72, a retired roofer who smoked for 40 years. He has chronic obstructive pulmonary disease (COPD), his FEV1 at 45% of the predicted value on last year's spirometry, and heart failure with reduced ejection fraction, with an ejection fraction of 35% on his last echocardiogram. He is admitted with five days of worsening breathlessness. Details are composite.
The two conditions cause breathlessness by different routes, and the analysis keeps them apart so that a reader always knows which one a sentence is about. In COPD, the airways are narrowed and the air sacs damaged, so air is trapped in the lungs; breathing out takes longer, the chest becomes over-inflated, and the work of breathing rises. In heart failure, the left ventricle pumps weakly, pressure backs up into the lung veins, and fluid leaks into the lung tissue and air spaces, stiffening the lungs and impairing gas exchange; salt and water are also retained throughout the body. Hawkins et al. (2009) describe how often the two conditions occur together and how each can confuse the tests used to diagnose the other.
Findings Either Could Produce
Table 1 sets out his findings and which condition could explain each.
Table 1
Findings and the Condition Each Could Belong To
| Finding | COPD could explain it by | Heart failure could explain it by |
|---|---|---|
| Breathlessness on minimal exertion | Trapped air and a higher work of breathing | Fluid in the lungs and a heart that cannot raise its output |
| Needs three pillows to sleep | Easier breathing sitting up with a braced chest | Fluid shifting into the lungs when lying flat (orthopnea) |
| Wheezes on both sides | Narrowed airways | Fluid-thickened airway walls, sometimes called cardiac asthma |
| Crackles at both bases | Rarely; secretions can cause coarse crackles | Fluid in the air spaces |
| Ankle swelling | Right heart strain from long-standing low oxygen | Salt and water retention from a weak left ventricle |
| Weight up 3 kg in a week | Not expected | Fluid retention |
| More sputum, now green | Infection triggering a COPD flare | Not expected |
Note. Two findings, the weight gain and the change in sputum, point mainly to one condition each.
Most of the table is shared, which is the problem. The two findings that separate the conditions most clearly are at the bottom: a 3-kilogram weight gain in a week is hard to explain by COPD and points strongly toward fluid retention from heart failure, while green sputum points toward an infection triggering his COPD. He has both, which suggests that an infection has worsened his COPD and that the extra strain, perhaps with less attention to his fluid and salt while unwell, has tipped his heart failure too.
The Sign That Goes Missing
Some signs of heart failure are hidden by COPD. His over-inflated chest pushes the heart downward and away from the chest wall, so heart sounds are quiet and an extra third heart sound, which can suggest a failing left ventricle, is hard to hear. On a chest X-ray, over-inflated lungs can make the heart look smaller than it is. The pulse that would normally rise with worsening heart failure is also blunted by his beta-blocker. So a nurse listening to his chest might hear wheezes and conclude that his breathlessness is all COPD, while the fluid building in his lungs goes unrecognized.
The reverse also happens. Wheezing caused by fluid can be mistaken for a COPD flare, and a patient given repeated bronchodilators for wheeze that comes from heart failure will not improve, and may develop a faster heart rate that worsens the heart failure.
Measurements Pulled Two Ways
Two measurements are pulled in opposite directions by the two conditions. Oxygen is the first. Because of his COPD, his carbon dioxide has been mildly raised on previous blood gases, and his provider has set an oxygen saturation target of 88% to 92%, lower than for most patients, to avoid suppressing his breathing and raising his carbon dioxide further. His heart failure, by contrast, is made worse by low oxygen. The target is a compromise, and a saturation of 86% is not acceptable just because he has COPD. Fluid is the second: treating his heart failure means removing fluid with diuretics, but over-diuresis can thicken his secretions and make it harder to clear the infected sputum of his COPD flare.
Medicines That Help One and Strain the Other
The two conditions also complicate each other's treatment, and a nurse giving the medicines needs to know where. His beta-blocker, metoprolol succinate, is one of the medicines that improves survival when the ejection fraction is reduced. For someone who also has COPD, there has long been concern that beta-blockers might narrow the airways; the cardioselective agents used in heart failure are generally continued in COPD, but the nurse watches for increasing wheeze after doses, and a change in the dose is the provider's decision. His inhaled bronchodilators, in turn, can raise his heart rate, which strains a failing heart and can trigger rhythm problems. And the steroids often given for a COPD flare cause salt and water retention, which works against the diuretic being given for his heart failure.
None of these interactions means one condition's treatment should be stopped for the other. They mean that each dose is given with the other condition in mind: heart rate checked before and after nebulized bronchodilators, wheeze assessed after the beta-blocker, and weight watched more closely on the days steroids are started. A nurse who knows only one of his diagnoses would miss half of what each medicine is doing.
What Would Still Show
Because so many findings are shared, the nurse relies on the ones that belong clearly to one condition and on how each responds to treatment. Daily weight, taken the same way each morning, tracks fluid and therefore the heart failure; if the diuretic is working, his weight should fall by about a kilogram a day. Sputum volume and color track the infection and therefore the COPD flare. Crackles at the bases that clear with diuresis point to fluid; wheezes that ease after bronchodilators point to airway narrowing. And his ability to lie flatter at night, going from three pillows to two, is a practical sign that fluid is leaving his lungs. Recording each of these separately, rather than writing "breathing improved," is what lets the team tell which of his two conditions is getting better and which is not.
References
Hawkins, N. M., Petrie, M. C., Jhund, P. S., Chalmers, G. W., Dunn, F. G., & McMurray, J. J. V. (2009). Heart failure and chronic obstructive pulmonary disease: Diagnostic pitfalls and epidemiology. European Journal of Heart Failure, 11(2), 130-139. https://doi.org/10.1093/eurjhf/hfn013
What the NR 283 Week 6 assignment asks for
In Week 6 you analyze a case involving a patient with two or more conditions affecting the same or related systems. Expect the instructions to ask how each condition produces the findings, how the conditions interact, which findings help tell them apart and what this means for nursing assessment, in an APA paper with scholarly sources. Keep the conditions separate in your writing so the reader always knows which one a sentence concerns. Explain interactions with mechanisms, not verbs like affects. Look for findings that one condition hides, which cases are often built around. Stay focused on analysis rather than treatment plans unless the prompt asks for them.
How the NR 283 Week 6 example is put together
The analysis introduces Mr. K. with an FEV1 of 45 percent and an ejection fraction of 35 percent, then explains each route to breathlessness separately. Table 1 sets his findings against both conditions, showing most are shared. The text identifies the weight gain and sputum change as the separating findings. A section explains signs that go missing, such as a third heart sound masked by over-inflation, and wheeze from fluid mistaken for a COPD flare. Oxygen targets of 88 to 92 percent are shown pulling against heart needs. Medicines that help one and strain the other are discussed with Hawkins et al. (2009). The close names daily weight and treatment response as trustworthy measures.
Reading the NR 283 Week 6 grading rubric
Case analysis rubrics usually weigh accurate pathophysiology for each condition, analysis of how they interact, use of the case data, implications for nursing assessment and APA. Interaction carries the most points, which is why the paper explains mechanisms for hidden signs and opposing pulls. Using case data means every row in the table comes from Mr. K. Accuracy rests on describing each route to breathlessness correctly. Nursing implications score when the paper names observations that can still be trusted, such as daily weight. Identifying the separating findings shows the discrimination graders look for. A review on diagnostic pitfalls of the two conditions supports the analysis. Keeping each sentence clear about which condition it concerns also helps the writing row.
Common NR 283 Week 6 mistakes, and how to avoid them
The version that loses most is two essays under one title, each condition correct and nothing written about how they meet. Interactions claimed with a single verb lose points. Handing every finding to the condition you understand better leaves the other as decoration. Missing the suppressed sign, the one a condition hides, often misses what the case was built around. Drifting into treatment uses space the analysis needed. Summarizing at the end instead of accounting for the patient and never naming a trustworthy observation also cost marks. Order of conditions matters less than keeping them apart. Share your case, and an analysis can be written that sorts its findings.
Get a NR 283 Week 6 example written to your instructions
Send the Week 6 case exactly as it appears in your classroom, along with the rubric and any required headings. A custom example comes back with both conditions followed properly and the overlap between them argued, inside 24 to 48 hours, and the first one costs you nothing at all.
More NR 283 papers and pre-licensure samples
- NR 283 Week 1: Cellular Injury Discussion Post
- NR 283 Week 2: Acute Inflammation Write-Up
- NR 283 Week 3: Chronic Kidney Disease Case Study
- NR 283 Week 4: DVT Pathophysiology Concept Map
- NR 283 Week 5: Lab Value Interpretation Paper
- NR 283 Week 7: Patient Scenario Write-up
- NR 283 Week 8: Final Case Paper
- NR 293 Week 6: Patient Case Response
- NR 228 Week 6: Low Sodium Patient Handout
- NR 302 Week 6: Cardiovascular Assessment
- NR 226 Week 6: Priority-Setting Case Response
NR 283 Week 6 questions, answered
What if the case lists more than two conditions?
Take them in the order they matter to the presentation. A vignette often carries a long history where only two entries are doing work and the rest set context. The example says early which conditions it is treating as active and why, then holds to that, because a paper giving equal room to everything on the list runs out of space before the overlap arrives.
Does it matter which condition is written first?
More than students expect. The example leads with whichever process started earliest or is being acted on by the other, so the second passage can refer backwards instead of forwards. Writing them in the order the vignette happens to list them usually produces a document where the important middle passage has to explain two unfamiliar things at the same time.
Should a single most likely explanation be named at the end?
Only if your prompt calls for one, and then as the place the reasoning arrived rather than as an opening move. What this week is really testing is whether both processes were followed and whether the overlap between them was found. A confident label at the end of a paper that skipped the overlap scores below a careful account carrying no label at all.
Where can I find a free NR 283 Week 6 sample paper?
The complete Week 6 analysis of Mr. K.'s breathlessness, with the findings table, the hidden heart sounds and the medicine interactions, is posted further down this page.
Which findings separate COPD from heart failure in the NR 283 Week 6 example?
A 3-kilogram weight gain in a week points mainly to fluid retention from heart failure, while a change in sputum color and amount points mainly to a COPD flare.