Ultrasound is very useful for looking at soft tissue parts of the body such as the kidneys and bladder. Soft tissues do not show up well on x-ray. Your baby or child may have a renal ultrasound to: 1  find out if there are any blockages in the urinary tract (kidney, ureter, bladder and urethra).
Astrovirus is a type of virus that was first discovered in 1975 using electron microscopes following an outbreak of diarrhoea in humans.stroviruses are associated with 5â9% of cases of gastroenteritis in young children. The occurrence of astrovirus infection varies depending on the season. In temperate climates infection is highest during winter months. This is in contrast to tropical regions where prevalence is highest during the rainy season.
A computer virus is a program that spreads malicious code by copying itself and infecting host computers. Although some viruses are latent, others can corrupt data or impede system performance.ince viruses are built to avoid detection, antivirus software can create bait files that get the virus to infect it in order to study the virus or to discover and remove it. It is always a good idea to keep antivirus software up to date for protection against new viruses. Comments are closed.