Dive into a comprehensive video lecture on valvular heart diseases presented by Professor Zach Murphy. Explore the causes, pathophysiology, clinical features, diagnosis, and treatment of various conditions including mitral stenosis/regurgitation, mitral valve prolapse, aortic stenosis/regurgitation, pulmonary stenosis/regurgitation, and tricuspid stenosis/regurgitation. Learn about different types of murmurs associated with these valvular conditions and understand murmur maneuvers used to enhance or diminish findings during physical examinations. Gain insights into diagnostic investigations and treatment options for valvular heart diseases. The lecture also covers clinical features of migraines, cluster headaches, and tension headaches.