Clinical Case Study: Decompensated Mitral Stenosis

1. What is the medical term for shortness of breath, which the patient experienced even at rest?

Dyspnea. When it occurs at rest, it signifies a severe condition where the heart and lungs are struggling to meet basic metabolic demands.

2. What is the term for acute breathlessness experienced when lying flat?

Orthopnea. It is a hallmark symptom of congestive heart failure, caused by fluid redistribution to the lungs.

3. What significant illness from the patient's childhood is a key part of her medical history?

Rheumatic fever. This is a crucial detail as it can lead to rheumatic heart disease, which damages heart valves.

4. What is the medical term for the patient's cough with blood-tinged sputum?

Hemoptysis. In this context, it suggests high pressure in the lung's blood vessels is causing blood to leak into the airways.

5. What does the patient's marked leg edema indicate?

It indicates systemic fluid retention, often because the heart is not pumping effectively, causing fluid to leak into tissues.

6. What recent event likely triggered the worsening of the patient's condition?

Cold exposure, likely a minor respiratory infection, which acted as a stressor on her compromised heart.

7. What is the name for the pinkish-purple patches on the patient's cheeks?

Malar flush, also known as mitral facies. It is strongly associated with mitral stenosis.

8. What is the term for the bluish discoloration of the patient's hands and feet?

Acrocyanosis. It points to poor oxygenation of the blood reaching the extremities due to a compromised circulatory system.

9. The patient's respiratory rate was 24 breaths/min. What is this condition called?

Tachypnea, which is rapid breathing. It shows the body is struggling to get enough oxygen.

10. What did the dullness on percussion at both lung bases suggest?

It suggests the presence of fluid instead of air, likely due to pleural effusion or pulmonary edema.

11. What are the clicking or rattling sounds heard in the lungs during inhalation called?

Crackles (or rales). They are caused by the 'popping open' of small airways that were collapsed by fluid.

12. What do bibasilar crackles, heard on auscultation, specifically indicate?

They are a classic sign of pulmonary edema, which is the presence of fluid within the lung tissue itself.

13. The examination noted enlarged heart borders. What is the medical term for an enlarged heart?

Cardiomegaly. It's a sign that the heart has been working under strain for a prolonged period.

14. On heart auscultation, what is a loud first heart sound (S1) at the apex characteristic of?

A loud S1 is a characteristic feature of mitral stenosis, where the valve leaflets are stiff but mobile.

15. What causes the abnormal 'opening snap' sound heard after S2?

It is caused by the forceful opening of a stenotic (narrowed) but still pliable mitral valve early in diastole.

16. What is the significance of a low-pitched diastolic murmur heard at the heart's apex?

It strongly suggests mitral stenosis, as it indicates turbulent, obstructed blood flow from the left atrium to the left ventricle during diastole.

17. What does a loud P2 sound, heard in the 2nd left intercostal space, signify?

A loud P2 is a sign of pulmonary hypertension, which is elevated pressure in the pulmonary artery.

18. Why does mitral stenosis lead to pulmonary hypertension?

The obstruction at the mitral valve causes pressure to back up from the left atrium into the entire pulmonary circulation.

19. What is the classic auscultation triad for mitral stenosis found in this patient?

The triad consists of a loud S1, an opening snap, and a mid-diastolic murmur.

20. What is the most likely overall diagnosis for this patient?

Severe, decompensated mitral stenosis due to rheumatic heart disease.

21. What does 'decompensated' mean in the context of her heart disease?

It means her heart, previously coping with chronic disease, could no longer manage, leading to acute heart failure.

22. What is the most serious long-term consequence of rheumatic fever?

Rheumatic heart disease, which involves permanent damage to the heart valves, most commonly the mitral valve.