The Cause of Pyloric Stenosis of Infancy chronicles the debate surrounding the cause of pyloric stenosis from its earliest discovery 300 years ago to the present. The Primary Hyperacidity Theory offers a credible explanation for all the classical signs and symptoms of pyloric stenosis as well a its associated features. In addition, this book comprehensively explores the medical and surgical treatment options as well as the general features used for diagnosis. An understanding of the true cause of pyloric stenosis will thus allow for treatment that is more individualized and sensitive to patients' needs.