Angioplasty, also known as balloon angioplasty and percutaneous transluminal angioplasty (PTA), is a minimally invasive, endovascular procedure to widen narrowed or obstructed arteries or veins, typically to treat arterial atherosclerosis.

Anterior temporal lobectomy is the complete removal of the anterior portion of the temporal lobe of the brain.

The term abdominal surgery broadly covers surgical procedures that involve opening the abdomen.

Abdominoplasty or “tummy tuck” is a cosmetic surgery procedure used to make the abdomen thinner and more firm.

Acromioplasty is an arthroscopic surgical procedure of the acromion.