Broadbent inverted sign
Encyclopedia
The Broadbent inverted sign is a clinical sign
in which pulsation is seen on the postero-lateral wall of the left side of the chest in time with cardiac systole
. This was originally thought to be due to an aneurysm
of the left atrium
, but is now known to be more commonly associated with left ventricular hypertrophy
.
The sign is named after Sir William Broadbent
.
Medical sign
A medical sign is an objective indication of some medical fact or characteristic that may be detected by a physician during a physical examination of a patient....
in which pulsation is seen on the postero-lateral wall of the left side of the chest in time with cardiac systole
Systole (medicine)
Systole is the contraction of the heart. Used alone, it usually means the contraction of the left ventricle.In all mammals, the heart has 4 chambers. The left and right ventricles pump together. The atria and ventricles pump in sequence...
. This was originally thought to be due to an aneurysm
Aneurysm
An aneurysm or aneurism is a localized, blood-filled balloon-like bulge in the wall of a blood vessel. Aneurysms can commonly occur in arteries at the base of the brain and an aortic aneurysm occurs in the main artery carrying blood from the left ventricle of the heart...
of the left atrium
Left atrium
The left atrium is one of the four chambers in the human heart. It receives oxygenated blood from the pulmonary veins, and pumps it into the left ventricle, via the mitral valve.-Foramen ovale:...
, but is now known to be more commonly associated with left ventricular hypertrophy
Left ventricular hypertrophy
Left ventricular hypertrophy is the thickening of the myocardium of the left ventricle of the heart.-Causes:While ventricular hypertrophy occurs naturally as a reaction to aerobic exercise and strength training, it is most frequently referred to as a pathological reaction to cardiovascular...
.
The sign is named after Sir William Broadbent
William Broadbent
Sir William Henry Broadbent, 1st Baronet was an English neurologist who was born in Lindley, now part of Huddersfield, West Yorkshire. He studied medicine at Owens College and the Royal School of Medicine in Manchester...
.