The LAD is called the widowmaker because it's blockage more often results in death. Other blockages causing heart attacks don't have such a high rate of mortality.
darlington
"Widow Maker" ("Widdamaker")
left anterior descending coronary artery
I believe you mean descending and not deciding chamber of the heart. If thats the case the two lower chambers of the heart are known as the left anterior descending artery or LAD for short also known as the "widow maker". The other side is called the circumflex.
In War, Guns are used to kill people, Often the husbands and fathers of loved ones, leaving a wife without a husband or, more commonly, a Widow. which is why Guns are called widow makers
blaomastair
A heart attack caused by blockage of the left anterior descending artery, which can be fatal, is sometimes referred to as "the widow-maker." It is a colloquial term used to describe the seriousness of this particular type of heart attack.
Gunsmoke - 1955 The Widow-Maker 19-5 was released on: USA: 8 October 1973
The LAD or Left Anterior Descending artery is an artery in the heart and when it becomes clogged it is known as the "widow-maker", people with single vessel blockages affecting the left anterior descending (LAD) coronary artery, coronary artery bypass graft (CABG) surgery may be an option. The use of stents (devices to hold the artery open) are not that effective in the treatment of heart disease.
Widow-Maker
Lady Blue - 1985 Widow Maker 1-5 was released on: USA: 17 October 1985
A common informal term for an Irish lad is "mate" or "lad."