HCM 205 Module 5 Body Systems Short Paper Example

From Chest Pain to Pulmonary Rehab: Heart and Lung Terms in One Patient's Journey

[Student Name]

Southern New Hampshire University

HCM 205: Medical Terminology

Module Five Short Paper

[Instructor Name]

[Date]

The organization, setting and figures below are a composite written as a model document. No real employer, client, colleague or patient is described.

From Chest Pain to Pulmonary Rehab: Heart and Lung Terms in One Patient's Journey

Body systems chapters in terminology textbooks can feel like lists to memorize. Terms make more sense in the order a patient encounters them. This paper follows one composite patient, Mr. R., through the cardiovascular and respiratory care Hillcrest Medical Group coordinates, decoding the terms at each stage and noting what each means for administrative staff.

Arrival: Chest Pain

Mr. R., 58, arrived at the emergency department with substernal chest pain, meaning pain behind the sternum, or breastbone, radiating to his left arm, along with diaphoresis, heavy sweating, and dyspnea, difficult breathing. An electrocardiogram, a recording of the heart's electrical activity, showed no ST-segment elevation, a specific pattern on the tracing, but blood tests showed a rising troponin level.

Diagnosis: A Heart Attack

Thygesen et al. (2018), in the fourth universal definition of myocardial infarction, defined a heart attack as myocardial injury, detected by a rise or fall in cardiac troponin with at least one value above the upper reference limit, occurring with evidence of acute myocardial ischemia such as symptoms or electrocardiogram changes. Myocardial breaks down into myo, muscle, and cardi, heart; infarction means tissue death from lost blood supply; ischemia joins isch, to hold back, with emia, blood. Because his electrocardiogram lacked ST elevation, Mr. R. was diagnosed with a non-ST-elevation myocardial infarction, abbreviated NSTEMI.

Treatment: Catheterization and Stent

A cardiac catheterization threaded a thin tube through an artery to the heart and used angiography, imaging of blood vessels, to find a narrowed coronary artery. The team performed percutaneous coronary intervention, opening the artery through the skin rather than by open surgery, and placed a stent, a small mesh tube that holds the artery open. Percutaneous combines per, through, and cutaneous, skin.

Follow-Up: Heart Failure

Weeks later, Mr. R. developed orthopnea, difficulty breathing when lying flat, and edema, swelling, in his ankles. An echocardiogram, an ultrasound image of the heart, measured his left ventricular ejection fraction, the share of blood the left ventricle pumps out with each beat, at 35%. Bozkurt et al. (2021) proposed a universal definition of heart failure as a clinical syndrome with symptoms or signs caused by a structural or functional heart abnormality, supported by elevated natriuretic peptides or objective evidence of congestion, and classified it by ejection fraction: reduced at 40% or below, mildly reduced from 41% to 49% and preserved at 50% or above. Mr. R. has heart failure with reduced ejection fraction.

A Second System: The Lungs

Mr. R. smoked for thirty years and reports a chronic productive cough. His primary care physician ordered spirometry, a breathing test measuring how much and how fast air can be exhaled. The international GOLD strategy, summarized in its 2023 executive summary (Agustí et al., 2023), requires spirometry in which the air blown out in the first second, divided by the total air exhaled, stays under 0.70 even after a bronchodilator to confirm chronic obstructive pulmonary disease, known as COPD. His result was 0.62, confirming the diagnosis.

Key Terms

The table summarizes the cardiovascular and respiratory terms in Mr. R.'s journey.

Table 1. Cardiovascular and Respiratory Terms in Mr. R.'s Care

Note. Composite patient journey.

When the Patient Calls

Three months after his stent, Mr. R. called the clinic saying he had gained four pounds in two days and could not sleep lying down. A scheduler who recognized these as signs of fluid buildup in heart failure, weight gain and orthopnea, transferred the call to the heart failure nurse, who arranged a same-day visit and adjusted his diuretic, a medication that helps the kidneys remove excess fluid. Diuretic combines dia, through, and uresis, urination. Without that recognition, the call might have been booked as a routine appointment two weeks later, risking a hospital admission.

Rehabilitation Terms

Both of Mr. R.'s conditions call for rehabilitation. Cardiac rehabilitation is a supervised program of exercise, education and risk-factor counseling after a heart attack or stent, typically three sessions a week for up to twelve weeks. Pulmonary rehabilitation offers similar structured exercise and breathing training for people with chronic lung disease. Insurers often cover a set number of sessions and may require documentation of the qualifying diagnosis, which is why the precise terms in his record matter to the staff who schedule and authorize these programs.

What Administrators Do With These Terms

Each term in Mr. R.'s record triggers administrative work. The NSTEMI diagnosis and stent placement require a cardiology follow-up within two weeks and cardiac rehabilitation referral. The echocardiogram and heart failure diagnosis lead to heart failure clinic scheduling and, for some medications, prior authorization. Spirometry confirming COPD leads to a pulmonary rehabilitation referral. Scheduling staff who understand orthopnea and edema can recognize worsening heart failure when a patient calls and route the call to a nurse rather than booking a routine visit.

Terms and Coding Specificity

Precise terms matter for coding. Heart failure codes distinguish systolic, diastolic and combined types and acute or chronic status, so reduced ejection fraction documented as chronic systolic heart failure is coded differently from unspecified heart failure. A myocardial infarction is coded as acute for four weeks after onset. Coders rely on clinicians using these terms precisely, and administrative staff who know them can recognize when documentation is incomplete.

Similar Terms to Watch

Several terms in this journey are easily confused. Myocardial refers to heart muscle, while pericardial refers to the sac around the heart. Hypoxia is low oxygen in tissues, while hypoxemia is low oxygen in the blood. Angiography images vessels, while angioplasty repairs them. Mixing these up in a scheduling note or referral could send a patient to the wrong test.

Conclusion

Following one patient through a heart attack, a stent, heart failure and COPD turns lists of terms into a connected story. Understanding those terms, grounded in the definitions clinicians use, lets administrative staff schedule correctly, route urgent calls, support accurate coding and explain next steps to patients.

References

Agustí, A., Celli, B. R., Criner, G. J., Halpin, D., Anzueto, A., Barnes, P., Bourbeau, J., Han, M. K., Martinez, F. J., Montes de Oca, M., Mortimer, K., Papi, A., Pavord, I., Roche, N., Salvi, S., Sin, D. D., Singh, D., Stockley, R., López Varela, M. V., . . . Vogelmeier, C. F. (2023). Global Initiative for Chronic Obstructive Lung Disease 2023 report: GOLD executive summary. European Respiratory Journal, 61(4), Article 2300239. https://doi.org/10.1183/13993003.00239-2023

Bozkurt, B., Coats, A. J., Tsutsui, H., Abdelhamid, M., Adamopoulos, S., Albert, N., Anker, S. D., Atherton, J., Böhm, M., Butler, J., Drazner, M. H., Felker, G. M., Filippatos, G., Fonarow, G. C., Fiuzat, M., Gomez-Mesa, J., Heidenreich, P., Imamura, T., Januzzi, J., . . . Zieroth, S. (2021). Universal definition and classification of heart failure. Journal of Cardiac Failure, 27(4), 387-413. https://doi.org/10.1016/j.cardfail.2021.01.022

Thygesen, K., Alpert, J. S., Jaffe, A. S., Chaitman, B. R., Bax, J. J., Morrow, D. A., & White, H. D. (2018). Fourth universal definition of myocardial infarction (2018). Circulation, 138(20), e618-e651. https://doi.org/10.1161/CIR.0000000000000617