**Childhood infection

Question 1

Chicken pox

Answer 1

Varicella zoster
Air droplet spread

Chicken pox … dorsal root ganglion … herpes zoster

Rash: trunk»periphery (centripetal distribution)
Vesicular, cropping phenomenon

Rx: Symptomatic
Antiviral in immunocompromised/infant (high risk of comlications)

Question 2

Chicken pox complications

Answer 2

1. Bacterial infection of rash
2. Viral pneumonia
3. Eczema herpeticum
4. Acute cerebellitis - ataxia, normal mental state

Question 3

Chicken pox school exclusion

Answer 3

●7 days since onset
or
All lesions are dried

●Immunocompromised/neonate
VZIG - give varicella zoster immunoglobulin

Question 4

Chicken pox vaccination

Answer 4

Live attenuated vaccine
MMRV @18 months
MMR @12months

Question 5

SSPE

Answer 5

Subacute sclerosing panencephelitis
7 yrs after a MEASLES infection
fatal progressive brain damage

Question 6

Measles exclusion

Answer 6

index case - 5 days
Immunocomp/neonates - 14days

(no vertical transmission in pregnancy)