Lecutre CH 19: Viral Infections of Skin and Wounds - warts, chicken pox, shingles
What is the recommended schedule for the first chicken pox vaccine in infants?
Children usually receive their chicken pox vaccine at 12-15 months of age.
What type of cancer is more likely to develop in people who have had papillomavirus infections?
Papillomavirus infections increase the risk of cancer in the tonsils fourteenfold.
What causes warts?
Papillomaviruses can produce warts in susceptible hosts.
What type of vaccine would be used to vaccinate the twins?
The vaccine for chicken pox contains an attenuated virus vaccine.
Which virus is responsible for Grandfather Davis's shingles?
The varicella-zoster virus is the cause of both chicken pox in the young and shingles in the elderly (people who recovered from chicken pox decades earlier).
Is it possible for Rudy's warts to spread to other areas of his body?
Yes. Papillomaviruses are spread by direct contact.
Is Grandfather Davis contagious?
Yes. The twins would probably develop chicken pox two weeks after their visit with Grandfather Davis. The virus shed from the grandfather's shingles lesions would produce chicken pox lesions in the children.
All of these statements are characteristic of VZV infections EXCEPT __________.
a person can get shingles from a person who has chickenpox
Shingles, or herpes zoster, is a reactivation of the virus that causes
chicken pox
The rash described as "teardrops on rose petals" is characteristic of
chicken pox
Which of the following is NOT an accepted treatment for warts?
daily application of tincture of iodine to the wart surface Warts are caused by viruses. Daily application of tincture of iodine would be unlikely to have any effect on the wart.
Which nucleic acid is part of the varicella-zoster virion?
dsDNA
Some strains of Papillomavirus are oncogenic due to their ability to
integrate into the host cell DNA
Common skin warts are the result of infection with
papillomaviruses
Warts on the sole of the foot are known as (seed/flat/plantar) warts.
plantar
Chickenpox and (herpes/shingles/warts) are caused by the same virus.
shingles
Localization of lesions within a band of skin on one side of the body is a characteristic of the disease (measles/shingles/sporotrichosis).
shingles
In what way does a seed wart differ from a flat wart?
the location of the wart
