1 / 12

MENINGOCOCCAL MENINGITIS (MCM) AT NEW DELHI & INDIA

MENINGOCOCCAL MENINGITIS (MCM) AT NEW DELHI & INDIA. Dr. A. K. AVASARALA MBBS, M.D. PROFESSOR & HEAD DEPT OF COMMUNITY MEDICINE & EPIDEMIOLOGY PRATHIMA INSTITUTE OF MEDICAL SCIENCES, KARIMNAGAR, A.P. INDIA: +91505417 avasarala@yahoo.com. PART- III DISCUSSION. DELHI PROBLEM-1.

ayasha
Télécharger la présentation

MENINGOCOCCAL MENINGITIS (MCM) AT NEW DELHI & INDIA

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. MENINGOCOCCAL MENINGITIS (MCM) AT NEW DELHI & INDIA Dr. A. K. AVASARALA MBBS, M.D. PROFESSOR & HEAD DEPT OF COMMUNITY MEDICINE & EPIDEMIOLOGY PRATHIMA INSTITUTE OF MEDICAL SCIENCES, KARIMNAGAR, A.P. INDIA: +91505417 avasarala@yahoo.com

  2. PART- III DISCUSSION

  3. DELHI PROBLEM-1 • IS DELHI BECOMING HOMETOWN FOR MCM? • DELHI IS PRESENTLY EXPERIENCING THE EIGTH OUTBREAK OF MCM COMMENCING FROM 1966 • EPIDEMICS OCCURRED AT DELHI IN SIX CONSECUTIVE YEARS FROM 1983 TO 1988 • .

  4. DELHI PROBLEM - 2 WHY IS IT SO? • PROBABLY , THE AGENT IS ABLE TO SURVIVE IN NASOPHARYNGEAL CARRIERS IN OVERCROWDED POPULATION OF DELHI. • PROBABLY, HIGH OR OPTIMUM NASOPHARYNGEAL CARRIER STATE IS CONSTANTLY MAINTAINED PRESENT IN DELHI POPULATION.

  5. EPIDEMIOLOGICAL STUDY? • HOW THE AGENT (MENINGOCOCCI ) IS THRIVING AT DELHI ? (AGENT FACTORS) • WHAT ARE THE HOST FACTORS MAKING DELHI POPULATION MORE SUSCEPTIBLE TO MCM? • HOW DELHI ENVIRONMENT IS FAVOURABLE (ENVIRONMENT FACTORS) TO MENINGOCOCCI?

  6. DIFFICULT TO PREDICT MCM EPIDEMIC IS DIFFICULT TO PREDICT • BUT INDICATORS AVAILABLE • INCREASED LABORATORY CONFIRMED CASES - THIS WAS OBSERVED IN 1966 DELHI EPIDEMIC • CHANGE IN SEROGROUPING OF CASES No change in serogroup. • CHANGE IN AGE GROUP ( MORE IN HIGHER AGE GROUPS) Delhi epidemic 1966 predominantly affected infants, while the present epidemic affected mainly 15-29 years, young adults.

  7. SPORADIC EPIDEMIC NATURE • MOST OFTEN MCM EPIDEMIC COMMENCES WITH A FEW SPORADIC CASES EVERY YEAR AND THEN BLOWS UP INTO AN EPIDEMIC.

  8. FULMINANT NATURE OF MCM • HIGH MORTALITY:AS THE DISEASE IS OFTEN FATAL, PARTICULARLY IN CHILDREN AND YOUNG ADULTS, IT CREATES SCARE AMONG THE POPULATION

  9. NASOPHRYNGEAL CARRIER STATE THIS FACTOR IS OF PARAMOUNT IMPORTANCE BECAUSE • HIGH CARRIER RATE IS OFTEN RELATED TO THE EPIDEMICITY • VACCINE CAN PREVENT NEITHER THE CARRIER STATE NOR THE EPIDEMIC

  10. CHANGING TREND • PRIMARILY A DISEASE OF INFANTS AND CHILDREN (1966) NOW AFFECTING YOUNG ADULTS • CERTAIN POPULATIONS - ARE MORE SUCEPTIBLE. WHY?

  11. SUMMARY INDIA AND MORE SO DELHI NEEDS • MORE CONSTANT EFFECTIVE SURVILLANCE AND HEALTH ACTION FOR CONTROLLING MCM • A VACCIVNE EFFECTIVE AGAINST NASOPHARYNGEAL CARRIERS • COMMUNITY SENSITIZATION AND ACTIVE PARTICIPATION TO CONTROL MCM

  12. REFERENCES • UPDATES ON MENINGOCOCCAL MENINGITIS, COMMUNICABLE DISEASES DEPARTMENT, WHO, REGIONAL OFFICE FOR SOUTH EAST ASIA • COMMUNICABLE DISEASE BULLETIN - REPORT BY DR. (MRS.) S. SEHGAL, DIRECTOR, NATIONAL INSTITUTE OF COMMUNICABLE DISEASES, NEW DELHI

More Related