Major geographical features of Botswana. The Kalahari a waterless place, a vast arid to semi-arid area in Southern Africa covering much of Botswana and parts of Namibia and South Africa.
Medical Definition of bypass. : a surgically established shunt cardiopulmonary bypass of blood from the right atrium to the aorta; also : a surgical procedure for the establishment of a shunt âWhen a bypass is performed on more than one coronary artery or branch, the number of times (double, triple, etc.) is often specified. bypass.
Perioperative Cardiac Pathology. Bypass grafting: Coronary artery bypass grafting (CABG) is now the commonest cardiac surgical procedure. The determination of the precise cause of death after these procedures is very difficult and in one series no obvious explanation was found in a number of cases.