Chickenpox, also known as varicella, is a highly contagious disease caused by the initial infection with varicella zoster virus (VZV).The disease results in a characteristic skin rash that forms small, itchy blisters, which eventually scab over.he most common late complication of chickenpox is shingles (herpes zoster), caused by reactivation of the varicella zoster virus decades after the initial, often childhood, chickenpox infection. The back of a 30-year-old male after five days of the rash.
The largest city in Australia by population is Sydney, with 4,605,992 people as of the 2011 census. + 22 others found this useful.
The three largest cities in southeastern Australia are Sydney  (capital of New South Wales), Melbourne (capital of Victoria) and  Adelaide (capital of South Australia).t has an area of 424,400 sq km and is located in Western Australia. The second largest desert is the Great Sand â¦ y Desert in Western Australia), with an area of 284,993 sq km. The third largest desert in Australia is the Tanami Desert which extends over part of Western Australia and the Northern Territory.