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Epidemiology of chicken pox part-1

📘📗 āĻ†āĻœāĻ•ā§‡ āĻ¯ā§‡ āĻŦāĻŋāĻˇā§Ÿ āĻ¨āĻŋā§Ÿā§‡ āĻ•āĻĨāĻž āĻŦāĻ˛āĻž āĻšāĻŦā§‡, āĻ¸ā§‡āĻŸāĻž āĻšāĻ˛
Chicken poxāĨ¤ā§ˇ āĻāĻŸāĻž āĻ†āĻŽāĻžāĻĻā§‡āĻ° āĻĻā§‡āĻļā§‡ āĻœāĻ˛ āĻŦāĻ¸āĻ¨ā§āĻ¤ āĻŦāĻž āĻĒāĻžāĻ¨āĻŋ āĻŦāĻ¸āĻ¨ā§āĻ¤ āĻ¨āĻžāĻŽā§‡ āĻĒāĻ°āĻŋāĻšāĻŋāĻ¤āĨ¤ āĻāĻ–āĻ¨ āĻ†āĻŽāĻ°āĻž chicken pox āĻŦāĻž āĻœāĻ˛ āĻŦāĻ¸āĻ¨ā§āĻ¤ āĻ¨āĻŋā§Ÿā§‡ āĻœāĻžāĻ¨āĻŦ (part-1)

🚩 Chicken pox āĻšāĻ˛ āĻ¸āĻžāĻ§āĻžāĻ°āĻŖāĻ¤ āĻ¸āĻ‚āĻ•ā§āĻ°āĻžāĻŽāĻ• āĻ°ā§‹āĻ— āĻŦāĻž āĻ…āĻ¨ā§‡āĻ•ā§‡ āĻ›ā§‹āĻā§ŸāĻžāĻšā§‡ āĻ°ā§‹āĻ— āĻŦāĻ˛ā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤

📚Chicken pox Varicella
Zoster virus
āĻĻā§āĻŦāĻžāĻ°āĻž āĻšā§Ÿā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤

🚩Chicken pox āĻ•āĻŋāĻ­āĻžāĻŦā§‡ āĻāĻ¸ā§‡āĻ›ā§‡?

  • 16th century āĻ¤ā§‡ Chicken pox āĻ¸āĻŽā§āĻĒāĻ°ā§āĻ•ā§‡ āĻ¸āĻ°ā§āĻŦāĻĒā§āĻ°āĻĨāĻŽ āĻŦāĻ°ā§āĻŖāĻ¨āĻž āĻ•āĻ°ā§‡āĻ¨ Giovanni Filippo.
  • ā§§ā§¯ā§­ā§¨ āĻ¸āĻžāĻ˛ā§‡ āĻ¸āĻ°ā§āĻŦāĻĒā§āĻ°āĻĨāĻŽ Dr. Michiaki Takahashi chicken pox āĻāĻ° vaccine āĻ†āĻŦāĻŋāĻˇā§āĻ•āĻžāĻ° āĻ•āĻ°ā§‡āĻ¨āĨ¤ āĻ¯āĻžāĻ° āĻ¨āĻžāĻŽ āĻšāĻ˛ varicella vaccineāĨ¤
  • āĻ¸āĻžāĻ§āĻžāĻ°āĻ¨āĻ¤ chicken pox āĻĻā§‡āĻ–āĻ¤ā§‡ chickpeas āĻāĻ° āĻŽāĻ¤ā§‹āĨ¤

🚩🚩āĻ•āĻžāĻĻā§‡āĻ° Chicken pox āĻšāĻ“ā§ŸāĻžāĻ° āĻ¸āĻŽā§āĻ­āĻžāĻŦāĻ¨āĻž āĻŦā§‡āĻļāĻŋ?

  • āĻ¯āĻžāĻ°āĻž āĻāĻ‡ āĻ­āĻžāĻ‡āĻ°āĻžāĻ¸ āĻĻā§āĻŦāĻžāĻ°āĻž āĻ†āĻ—ā§‡ āĻ†āĻ•ā§āĻ°āĻžāĻ¨ā§āĻ¤ āĻ•āĻ–āĻ¨ā§‹ āĻšā§ŸāĻ¨āĻŋāĨ¤
  • āĻ¯āĻžāĻĻā§‡āĻ° āĻāĻ‡ āĻ­āĻžāĻ‡āĻ°āĻžāĻ¸ āĻāĻ° vaccine āĻĻā§‡ā§ŸāĻž āĻšā§ŸāĻ¨āĻŋāĨ¤
  • āĻ¯āĻžāĻĻā§‡āĻ° āĻāĻ‡ āĻ­āĻžāĻ‡āĻ°āĻžāĻ¸ā§‡ āĻ¸āĻ‚āĻ•ā§āĻ°āĻŽāĻŋāĻ¤ āĻŽāĻžāĻ¨ā§āĻˇā§‡āĻ° āĻ¸āĻ‚āĻ¸ā§āĻĒāĻ°ā§āĻļā§‡ āĻ†āĻ¸ā§‡āĨ¤
  • āĻ¯āĻžāĻĻā§‡āĻ° Previously Virus āĻĻā§āĻŦāĻžāĻ°āĻž infected āĻšā§ŸāĻ¨āĻŋāĨ¤ Epidemiological feature:

1/ Occurrence : Chicken pox āĻ¸āĻŦ āĻĻā§‡āĻļā§‡āĻ‡ āĻšā§Ÿā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤ āĻāĻ›āĻžā§œāĻžāĻ“ āĻĒā§āĻ°āĻ¤āĻŋ āĻŦāĻ›āĻ° chicken pox āĻāĻ° āĻ•āĻžāĻ°āĻŖā§‡ āĻĒā§āĻ°āĻžā§Ÿ ā§Ŧā§Ēā§Ļā§ĻāĻœāĻ¨ āĻŽāĻžāĻ¨ā§āĻˇ āĻ†āĻ•ā§āĻ°āĻžāĻ¨ā§āĻ¤ āĻšā§Ÿā§‡ āĻŽāĻžāĻ°āĻž āĻ¯āĻžā§ŸāĨ¤ āĻ¸āĻžāĻ§āĻžāĻ°āĻŖāĻ¤ āĻ—ā§āĻ°ā§€āĻˇā§āĻŽ āĻĒā§āĻ°āĻ§āĻžāĻ¨ āĻĻā§‡āĻļā§‡ āĻĒā§āĻ°āĻžāĻĨāĻŽāĻŋāĻ• āĻ­āĻžāĻŦā§‡ āĻŦāĻžāĻšā§āĻšāĻžāĻĻā§‡āĻ° āĻŦā§‡āĻļāĻŋ āĻšā§Ÿā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤ āĻ†āĻŦāĻžāĻ° āĻļā§€āĻ¤ āĻāĻŦāĻ‚ āĻŦāĻ¸āĻ¨ā§āĻ¤āĻ•āĻžāĻ˛ā§€āĻ¨ āĻ¸āĻŽā§Ÿā§‡ āĻāĻŸāĻŋ āĻ†āĻŽāĻ°āĻž āĻĻā§‡āĻ–ā§‡ āĻĨāĻžāĻ•āĻŋāĨ¤ āĻ¤āĻŦā§‡, Tropical area āĻ¤ā§‡ āĻ¸āĻžāĻ§āĻžāĻ°āĻŖāĻ¤ āĻŦā§ŸāĻ¸ā§āĻ• āĻŽāĻžāĻ¨ā§āĻˇā§‡āĻ° āĻŦā§‡āĻļāĻŋ āĻšā§Ÿā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤

2/ Agent: Chicken pox āĻāĻ° agent āĻāĻ° āĻ¨āĻžāĻŽ āĻšāĻ˛ Varicella Zoster

3/ Reservoir/Host : chicken pox āĻāĻ° reservoir /host āĻšāĻ˛ Man.

4/ Mode of Transmission : Chicken pox /varicella zost āĻ­āĻžāĻ‡āĻ°āĻžāĻ¸, āĻāĻŸāĻž (person to person) āĻ…āĻ°ā§āĻĨāĻžā§Ž āĻŽāĻžāĻ¨ā§āĻˇā§‡āĻ° āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡ āĻ›ā§œāĻžā§ŸāĨ¤ āĻ¸ā§āĻ¤āĻ°āĻžāĻ‚ āĻšāĻžāĻšāĻŋ, āĻ•āĻžāĻļāĻŋ,(Breathing) āĻ¨āĻŋāĻƒāĻļā§āĻŦāĻžāĻ¸ āĻāĻ° āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡ āĻ›ā§œāĻžā§ŸāĨ¤

🚩🚩āĻāĻ›āĻžā§œāĻžāĻ“ āĻāĻŸāĻž Direct contact, Air Borne āĻāĻ° āĻŽāĻžāĻ§ā§āĻ¯āĻŽā§‡āĻ“ āĻ›ā§œāĻžā§ŸāĨ¤

5/ Incubation Period: (2-3) weeks Average: 14-16 days

🚩 āĻĒā§āĻ°āĻžāĻĨāĻŽāĻŋāĻ•āĻ­āĻžāĻŦā§‡ āĻ¯āĻ–āĻ¨ āĻ•ā§‡āĻ‰ infection āĻšā§Ÿ āĻ¤āĻ–āĻ¨ āĻ­āĻžāĻ‡āĻ°āĻžāĻ¸ āĻŸāĻž āĻ¸ā§āĻĒā§āĻ¤ āĻ…āĻŦāĻ¸ā§āĻĨāĻžā§Ÿ sensory nerve ganglia āĻ¤ā§‡ āĻ…āĻŦāĻ¸ā§āĻĨāĻžāĻ¨ āĻ•āĻ°ā§‡āĨ¤ āĻāĻŽāĻ¨āĻ•āĻŋ āĻāĻŸāĻž āĻĒāĻ°ā§‡ reactivate āĻšā§Ÿ āĨ¤ āĻĒāĻ°ā§‡ Herpes zoster ( shingles) āĻ āĻĒāĻ°āĻŋāĻŖāĻ¤ āĻšā§ŸāĨ¤

🚩Skin rash āĻšāĻ“ā§ŸāĻžāĻ° ā§§-ā§¨āĻĻāĻŋāĻ¨ āĻ†āĻ—ā§‡ āĻœā§āĻŦāĻ°, āĻ…āĻ¸ā§āĻĨāĻŋāĻ°āĻ¤āĻž āĻŦā§‡ā§œā§‡ āĻ¯āĻžā§ŸāĨ¤ āĻŦāĻŋāĻļā§‡āĻˇ āĻ•āĻ°ā§‡ adults āĻĻā§‡āĻ°āĨ¤

🚩Complication of chicken pox :

Chicken pox āĻ¸āĻžāĻ§āĻžāĻ°āĻŖāĻ¤ āĻ¸āĻŦ āĻŦā§ŸāĻ¸ā§‡āĻ° āĻŽāĻžāĻ¨ā§āĻˇā§‡āĻ° āĻœāĻ¨ā§āĻ¯ āĻ•ā§āĻˇāĻ¤āĻŋāĻ•āĻžāĻ°āĻ•āĨ¤āĻ¤āĻŦā§‡ āĻ¯āĻžāĻĻā§‡āĻ° āĻœāĻ¨ā§āĻ¯ āĻ¸āĻŦāĻšā§‡ā§Ÿā§‡ āĻŦā§‡āĻļāĻŋ āĻ•ā§āĻˇāĻ¤āĻŋāĻ•āĻžāĻ°āĻ• āĻ¤āĻžāĻ°āĻž āĻšāĻ˛āĻƒ

  • Infants
  • Adolescents
  • pregnant women
  • people with weakened immune system because of illness or medication for example

★people with HIV/AIDS or cancer

★patients who have had transplants

★People on chemotherapy, immunosuppressive medications, or long-term use of steroids

Serious complication from chicken pox :

  • Haemorrhage
  • pneumonia(Infection of the lungs)
  • Encephalitis, Acute cerebral ataxia
  • Reye’s Syndrome ( Acute encephalopathy associated & fatty degeneration of viscera especially liver)
  • oncogenecity
  • skin infection
  • septicemia
  • septic arthritis
  • Bacterial infections of the skin and soft tissues in children, including Group A streptococcal infections
  • Bleeding problems (hemorrhagic complications)
  • Bloodstream infections (sepsis)
  • Dehydration

🚩🚩Symtomps of chicken pox :

Chicken pox āĻ āĻ¸āĻŦāĻšā§‡ā§Ÿā§‡ āĻ—ā§āĻ°ā§āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖ āĻ˛āĻ•ā§āĻˇāĻ¨ āĻšāĻ˛ skin rash āĻšā§Ÿā§‡ āĻ¯āĻžāĻŦā§‡āĨ¤ āĻāĻŦāĻ‚ āĻĒāĻ°ā§‡ skin itcy (āĻĢāĻžāĻŸāĻž āĻĢāĻžāĻŸāĻž āĻ­āĻžāĻŦ), fluid -filled blister (āĻ—ā§āĻŸāĻŋ, āĻĢā§āĻ¸āĻ•ā§ā§œāĻŋ), scabs ( āĻ–ā§‹āĻ¸, āĻĒāĻžāĻŦā§œāĻž) āĻšā§Ÿā§‡ āĻĨāĻžāĻ•ā§‡āĨ¤ āĻāĻ‡ rash āĻ—ā§āĻ˛ā§‹ āĻĒā§āĻ°āĻĨāĻŽā§‡ āĻŦā§āĻ•ā§‡, āĻĒāĻŋāĻ ā§‡ āĻāĻŦāĻ‚ āĻŽā§āĻ–ā§‡, āĻĒāĻ°ā§‡ āĻ¸āĻžāĻ°āĻž āĻļāĻ°ā§€āĻ°ā§‡ āĻ›ā§œāĻŋā§Ÿā§‡ āĻĒāĻ°ā§‡āĨ¤āĻāĻŽāĻ¨āĻ•āĻŋ āĻšā§‹āĻ–ā§‡āĻ° āĻ†āĻļā§‡āĻĒāĻžāĻļā§‡ genital area āĻ¤ā§‡ āĻĻā§‡āĻ–āĻž āĻ¯āĻžā§ŸāĨ¤

āĻ¸āĻžāĻ§āĻžāĻ°āĻŖāĻ¤ ā§§ā§Ļ-ā§¨ā§§ āĻĻāĻŋāĻ¨ā§‡āĻ° āĻŽāĻ§ā§āĻ¯ā§‡ chicken pox er āĻ˛āĻ•ā§āĻˇāĻ¨āĻ—ā§āĻ˛ā§‹ āĻĒā§āĻ°āĻ•āĻžāĻļ āĻĒāĻžā§ŸāĨ¤ āĻ¯ā§‡āĻŽāĻ¨:

★ Body aches

★Fever

★Feeling extremely tried ( fatigue)

★Feeling Irritable

★Headache

🚩🚩Chicken pox āĻāĻ° āĻœāĻŸāĻŋāĻ˛āĻ¤āĻžā§Ÿ / complication āĻāĻ° āĻ•āĻžāĻ°āĻŖā§‡ āĻ…āĻ¨ā§‡āĻ• āĻŽāĻžāĻ¨ā§āĻˇ āĻ…āĻ¸ā§āĻ¸ā§āĻĨāĻ¤āĻž āĻŦā§‹āĻ§ āĻ•āĻ°ā§‡āĻ¨āĨ¤ āĻ¸ā§‡āĻœāĻ¨ā§āĻ¯ āĻ…āĻŦāĻļā§āĻ¯āĻ‡ āĻ†āĻ•ā§āĻ°āĻžāĻ¨ā§āĻ¤ āĻšāĻ“ā§ŸāĻž āĻŽāĻžāĻ¨ā§āĻˇāĻ•ā§‡ āĻ¯āĻĨāĻžāĻ¸āĻŽā§āĻ­āĻŦ hospitalization āĻ•āĻ°āĻž āĻĒā§āĻ°ā§Ÿā§‹āĻœāĻ¨āĨ¤ āĻāĻ° āĻ•āĻžāĻ°āĻŖ āĻŽāĻžāĻ¨ā§āĻˇāĻ•ā§‡ āĻŽā§ƒāĻ¤ā§āĻ¯ā§āĻ° āĻĻāĻŋāĻ•ā§‡ āĻ ā§‡āĻ˛ā§‡ āĻĻā§‡ā§ŸāĨ¤

Reference :

1)
Park 24th Edition ( Community medicine)& Rashid, Khabir,Hyder 5th edition ( community medicine)

2)
https://www.cdc.gov/chickenpox/about/complications.html#:~:text=Serious%20complications%20from%20chickenpox%20include,brain%20(encephalitis%2C%20cerebellar%20ataxia

3) https://www.cdc.gov/chickenpox/about/complications.html#:~:text=Serious%20complications%20from%20chickenpox%20include,brain%20(encephalitis%2C%20cerebellar%20ataxia

4) https://en.m.wikipedia.org/wiki/Chickenpox

5)
https://www.nytimes.com/2013/12/22/health/michiaki-takahashi-85-who-tamed-chickenpox-dies.html

6)
https://www.webmd.com/children/what-is-chickenpox#:~:text=Very%20easily.,blisters%20are%20dried%20and%20crusted

7)
https://www.rchsd.org/health-articles/how-did-chickenpox-get-its-name/#:~:text=One%20is%20that%20it’s%20from,marks%20caused%20by%20a%20chicken

Platform Academic Division
Md.Zubaer Hasan
College : Northern private medical College and hospital

Session :2017-2018

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