John Brereton Barlow: The Trailblazing Cardiologist Behind Barlow's Syndrome

A Legacy of Medical Discovery

John Brereton Barlow is renowned for his groundbreaking contributions to the field of cardiology, particularly his identification of the cause of a well-known mitral valve disorder, which would eventually bear his name - Barlow's Syndrome. This remarkable South African cardiologist dedicated his life to understanding and treating cardiac disorders, leaving an indelible mark on the medical community.

Early Life and Education

Born on October 24, 1924, Barlow pursued his medical studies at the University of the Witwatersrand, but his academic journey was interrupted by World War II. In 1940, he enlisted in the military and served with British forces in North Africa and later with the Fifth US Army in Italy. After the war, he returned to medical school and graduated with an MBBCh in November 1951.

Professional Life and Research

Barlow's professional journey took him to London, where he worked under prominent medical figures such as Sheila Sherlock and John McMichael at Hammersmith Hospital and The Royal Postgraduate Medical School. It was during this time that he developed a strong interest in auscultation and phonocardiography, which ultimately led him to investigate nonejection clicks and late systolic murmurs.

The Discovery of Barlow's Syndrome

Barlow's most significant contribution came when he discovered the cause of a widely known but little understood problem - the nonejection click. Through meticulous research, he demonstrated that the click was caused by a pathologically thickened mitral valve chord, debunking the long-held belief that it originated outside the heart. This discovery would later become known as Barlow's Syndrome.

Awards and Honors

Barlow's remarkable achievements earned him numerous accolades, including his appointment as Professor of Cardiology at Johannesburg Hospital. His work had a profound impact on the medical community, and his legacy continues to inspire future generations of cardiologists.

Personal Milestones and Key Life Events

• 1940: Enlisted in the military and served with British forces in North Africa and the Fifth US Army in Italy.
• 1946: Returned to medical school and graduated with an MBBCh in 1951.
• 1955: Set sail for England to sit for his examination for membership of the Royal College of Physicians.
• Late 1950s: Returned to South Africa and became Professor of Cardiology at Johannesburg Hospital.
• 2008: Passed away on December 10, leaving behind a legacy of medical discovery and innovation.

Legacy and Impact on Modern Medicine

John Brereton Barlow's pioneering work in cardiology has had a lasting impact on modern medicine. His discovery of Barlow's Syndrome has improved our understanding of cardiac disorders, enabling doctors to provide better diagnosis and treatment options to patients. As a testament to his groundbreaking contributions, Barlow's name has become synonymous with excellence in the field of cardiology.