Austin Flint Murmur Diagnosis
The Austin Flint murmur is a specific physical finding in cardiology, characterized by its sound and location.
Murmur Description
This murmur is typically a low-pitched, rumbling sound heard during diastole (when the heart muscle relaxes) best at the cardiac apex.
Pathophysiology
The murmur arises due to the hemodynamic effects of significant backflow of blood from the aorta into the left ventricle during diastole. This condition is known as Severe Aortic Regurgitation. The regurgitant jet hits the anterior leaflet of the mitral valve, causing it to bulge toward the mitral valve orifice. This effectively creates a functional obstruction in the path of blood flow from the left atrium to the left ventricle, generating the murmur.
Clinical Significance
The Austin Flint murmur is therefore a classic sign pointing towards the presence and severity of aortic regurgitation.
Important Questions from Heart Failure
- The therapeutic level of Digoxin in blood is:
- Which of the following statements are true about management of acute pulmonary oedema?
1. Put the patient in relaxed, supine position
2. Give high flow, high concentration oxygen
3. Administer Furosemide intravenously
4. No role of Nitrates
Select the correct answer using the code given below: - A 50-year gentleman with Type-2 Diabetes mellitus for 5 years presents in medical emergency with sudden onset of dyspnoea at rest, orthopnoea, and prostration. On examination, pulse is rapid and very weak in volume. His blood pressure is 100/70 mmHg.
There are diffuse crepitations at lung bases. What is the most likely diagnosis of his conditions? - Kussmaul's sign is present in all of the following conditions, EXCEPT:
- The treatment of choice for a 32 year old male patient of severe mitral stenosis (Rheumatic) with thickened and calcified valves on echocardiography is:
