Migraine

Introduction Migraine is a common cause of headache affecting about 15% of individuals. Headaches are typically recurrent, and last anywhere up o 72 hours. They are typically associated with nausea and photophobia, and rarely...

More

Mitral Regurgitation

Introduction Mitral regurgitation can be cause be either a primary valve disorder, or can be secondary to left ventricular dysfunction. In the developed world, most cases are due to degenerative mitral valve disease or...

More