For example, a business class upgrade from Sydney-Perth could be yours for 20,000 points on a regular economy ticket, or just 10,000 points on a flexible fare.ithin Australia, upgrades to business class can be processed from any economy ticket on any domestic flight. As soon as you've bought your Qantas economy ticket, visit the âManage my bookingâ section of the Qantas website to lodge your request.
Tuberculosis (TB) is a potentially serious infectious disease that mainly affects your lungs. The bacteria that cause tuberculosis are spread from one person to another through tiny droplets released into the air via coughs and sneezes. Once rare in developed countries, tuberculosis infections began increasing in 1985, partly because of the emergence of HIV, the virus that causes AIDS.
Tuberculosis (TB) is a disease caused by a germ called Mycobacterium tuberculosis that is spread from person to person through the air. TB usually affects the lungs, but it can also affect other parts of the body, such as the brain, the kidneys, or the spine.ome people develop TB disease soon after infection, while others develop TB disease later when their immune system becomes weak. The general symptoms of TB disease include. 1  Unexplained weight loss. 2  Loss of appetite. 3  Night sweats. 4  Fever. 5  Fatigue. 6  Chills.