Chicken pox

Pathogen  : 

Chicken pox  virus  (varicella)

Mode of  transmission  : 

By  contact or  through  scabs

Incubation period  : 12-20  days

Symptoms



(i) Fever,  headache  and  loss  of  appetite
(ii) Dark  red-coloured  rash  on  the  back  and  chest which  spreads  on  the whole
body. Later,  rashes  change  into  vessicles.
(iii) After few days  these vessicles start drying up and scabs (crusts) are formed.
(v) These  scabs  start  falling  (infective  stage)
Prevention  and  cure
There  is no vaccine against chicken pox as yet. But precautions must be taken as
follows:
(i) The patient  should be  kept  in  isolation.
(ii) Clothings,  utencils,  etc.  used  by  the  patient  should be  sterilised.
(iii) Fallen  scabs  should be  collected  and  burnt.
One attack of chicken pox gives life long immunity to the person recovered from
this  disease.

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