CHICKENPOX ppt
- 1. CHICKENPOX SURAJ AHIRWAR Batch 2013 MGM Medical college Indore MP
- 2. INTRODUCTION WHAT IS CHICKENPOX? CHICKENPOX IS CAUSED BY A VIRUS CALLED VARICELLA ZOSTER. PEOPLE WHO GET THE VIRUS OFTEN DEVELOP A RASH OF SPOT THAT LOOKS LIKE BLISTER ALL OVER THEIR BODIES. THE BLISTERS ARE SMALL AND SIT ON A AREA OF RED SKIN THAT CAN BE ANYWHERE AND THEY ARE OF VARYING SIZE
- 3. CHICKENPOX ALSO KNOWN AS VARICELLA DNA VIRUS MOST COMMON IN WINTER AND SPRING
- 4. VARICELLA ZOSTER VIRUS VZV also known as human herpesvirus 3 (HHV3) belongs to the herpesvirus family. The envelope is interspersed by spikes made up of viral glycoproteins. The VZV genome is double stranded DNA coiled upon a protein axis.
- 5. SYMPTOMS LOSS OF APETITE COLD FEVER ABDOMINAL PAIN HEADACHE GENERAL FEELING OF lLLNESS RASH FATIGUE SORE THROAT FEVER MAY BE HIGH FOR FIRST FEW DAYS
- 7. LAB DIAGNOSIS LAB DIAGNOS IS USUALLY NOT REQUIRED BUT IF REQUIRED THERE ARE SOME TESTS. MOST FREQUENT SOURCE OF ISOLATION IS VESICULAR FLUID. STAINED SMEARS FROM VESICULAR SCARPINGS. SEROLOGY TESTS FOR VARICELLA IgM ANTIBODY. ELISA TEST IS ALSO USEFUL.
- 8. ETIOLOGY VARICELLA ZOSTER VIRUS CAN CAUSE TWO DISTINCT LESIONS CHICKENPOX – PRIMARY LESION HERPES ZOSTER – REACTIVATED LESION
- 9. INCUBATION PERIOD IS 2 WEEKS MOST CONTAGIOUS UBIQUITOUS LESS SEVERE THAN SMALL POX YOUNG CHILDREN GENERALLY HAVE EITHER NO OR A VERY MILD EFFECT
- 10. PATHOGENESIS DAY 0-3 - INFECTION OF CONJUCTIVAE AND MUCOSA OF THE UPPER RESPIRATORY TRACT. VIRAL REPLICATION IN REGIONAL LYMPH NODES
- 11. DAY 4-6 - PRIMARY VIREMIA,VIRAL INFECTION IN LIVER,SPLEEN AND OTHER ORGANS
- 12. DAY 10-12 - SECONDARY VIREMIA DAY 14 - INFECTION OF SKIN AND APPERANCE OF VESICULAR RASH EXCORIATION
- 13. 1ST EXPOSURE BODY FIRST EXPOSED CREATES ANTIBODIES IgM IgG IgA B & T MEMORY CELLS ARE ALSO CREATED IF THE VIRUS IS IN THE BODY AGAIN THE MEMORY CELLS WILL DETECT IT. THIS WILL HELP A FASTER RESPONSE. IF THERE IS A 2ND EXPOSURE,MEMORY CELLS WILL STIMULATE TO CREATE ANTIBODIES.
- 14. TRANSMISSION ACQUIRED BY INHALING VIRUS CONTANING PARTICLES,TRAPPED IN TINY DROPLETS RELEASED INTO THE AIR FROM THE NOSE OR THROAT OF AN INFECTED PERSON . THE VIRUS ENTERS THE BODY BY INFECTING CELLS IN THE RESPIRATORY TRACT. IT SPREADS TO MANY OTHER PARTS OF THE BODY,INCLUDING THE SKIN,WHERE IT CAUSES THE CHARACTERISTIC RASH.
- 15. A PERSON WITCH CHICKENPOX IS CONTAGIOUS 1-2 DAYS BEFORE THE RASH APPERS AND UNTILL ALL BLISTER HAVE FORMED SCABS. IT MAKES FROM 10-21 DAYS AFTER AN INFECTED PERSON FOR SOMEONE TO DEVELOP CHICKENPOX.
- 16. STAGES OF CHICKENPOX INCUBATION PERIOD USUALLY(14-17 DAYS) PRODOME(1-3 DAYS) VESICLES PUSTULES SCABS RECOVERY TYPICALLY 7 DAYS AFTER RASH APPEARS
- 17. ORAL MANIFESTATION SMALL BLISTER LIKE LESIONS OCCASIONALLY INVOLVE THE ORAL SIDE MUCOSA CHIEFLY THE BUCCAL MUCOSA,TONGUE,GUMS AND PALATE AS WELL AS THE MUCOSA OF THE PHARYNX. THE MUCOSAL LESIONS,INITALLY SLIGHTLY RAISED VESICLES WITH A SURROUNDING ERYTHEMA,RUPTURE SOON AFTER FORMATION AND FORM SMALL ERODED ULCERS WITH A RED MARGIN.
- 18. THESE LESIONS ARE NOT PARTICULARLY PAINFUL
- 19. COMPLICATION BACTERIAL INFECTION OF LESIONS PNEUMONIA HOSPITALIZATION: 3 PER 1000 CASES DEATH: 1 PER 60000 CASES CNS INVOLVEMENT LEADS TO ENCEPHALITIS,TRANSVERSE MYELITIS, REYE’S SYNDROME MYOCARDITIS,NEPHRITIS,ARTHRITIS
- 20. INCREASED RISK OF COMPLICATION NORMAL ADULTS IMMUNO COMPROMISED PERSON PREGNANT WOMEN
- 21. CHICKENPOX DURING PREGNENCY MAY RESULT: CONGENTIAL VARICELLA SYNDROME SEVERE VARICELLA SYNDROME RISK OF NEONATAL DEATH
- 22. TREATMENT DRUGS USED IN THE TREATMENT OF CHICKENPOX ARE ANTIVIRALDRUGS ,ANTIHISTAMINES & ANTIPYRETICS. COMMOLNLY USED DRUG IS ACYCLOVIR AVAILABLE AS ZOVIRAX IN THE MARKET, FAMICLOVIR AVIALABLE AS FAMVIR & FOSCARNET AVAILABLE AS FOSCOVIR. ANTIVIRAL MEDICINES CAN BE TAKEN ORALLY INTRAVENOUSLY OR APPLIED ON THE SKIN. THESE ARE PRESCRIBED TO PEOPLE WITH LONG TERM ILLNESS. IMPAIRED IMMUNE SYSTEM & PREGNANT WOMEN. ALSO OTHER DRUGS ARE GIVEN TO REDUCE FEVER, COLD, ITCHING, IRRITATIONOF THE RASH , SORE THROAT etc.
- 23. PREVENTION CHICKEN POX OR VARICELLA VACCINE PROTECT 70% TO 90% OF THOSE PEOPLE WHO ARE VACCINATED. VARICEELA VACCINE CONTAINS LIVE VIRUS AND SO IS NOT RECCOMENDED TO CHILDREN HAVING COMPROMISED IMMUNE SYSTEM OR SEVRE ILLNESS. THE VACCINE SHOULD NOT BE GIVEN TO CHILDREN WHO ARE ALLERGIC TO NEOMYCIN OR GELATIN. THIS VACCINE IS GIVEN TO ADULTS WHICH ALSO PREVENTS SHINGLES. SIDE EFECT OF VACCINE IS REDNESS OR SORENESS AT THE SITE OF INJECTION.
- 25. garlic lemonvalerianaloe vera calendula echinaceaginger Treating Chicken Pox with Folk Medicine
- 26. Tylenol Claritin Calamine Lotion Benadryl Zyrtec Treating Chicken Pox with Scientific Medicine
- 27. THANK YOU