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Chapter 19: Lecture 7 (Warts (S/S (benign epithelial growth on skin),…
Chapter 19: Lecture 7
Warts
S/S
benign epithelial growth on skin
various papillomavirus' cause warts
come can trigger oncogenes
wart doesn't develop until several months after the infection
not life threatening in adults
neonatal can be fatal
health care workers wear gloves that limit exposure
poxiviruses
DNA viruses
orthopoxivirus
causes smallpox
caused by inhalation of virus
introduced through respiratory system, spread throughout body
Variola
U.S. and Russian labs for research
monkeypox
cases increased within the last decade
Herpes
S/S
slow spreading skin lesions
recurrence of lesions is common
fusion of infected cells form synctia
spread by the mucous membranes of the mouth and genitals
Tx and Dx
lesions
chemotherapeutic drugs
Chickenpox and Shingles
highly conagious
lesions on back and trunk spread
localized to skin on affected nerve