part 7 Flashcards
What is the primary way to prevent the spread of disease?
immunization
Varicella zoster virus
chickenpox
What is the transmission of chickenpox?
direct contact, droplet, and
contaminated object
-airborne isolation (negative pressure room)
Vesicles are associated with chickenpox. Describe a vesicle?
elevations in skin containing clear fluid and less than 1/2 cm in diameter
What is the period of communicability for chickenpox?
1 day before eruption of lesions until all lesions have crusted
What is the incubation period for chickenpox?
14 to 16 days
- no or mild prodromal
- pruritic
- crops in different stages
- concentrated on trunk
- vaccine is 85% effective
- airborne isolation
varicella zoster
What is the supportive treatment for chickenpox?
- topical calamine
- pat instead of scratch
- keep nails clean and apply mittens if child is scratching
- diphenhydramine or antihistamine to relieve itching
- appropriate skin care
What is the therapeutic management for varicella?
- acyclovir
- varicella-zoster immune globulin (for high risk children to prevent)
- antihistamine, calamine, zinc oxide
What are some complications of varicella?
- secondary bacterial infections
- encephalitis
- hemorrhagic varicella