Delhi Milder strain may be behind dip in reported dengue cases

  • | Monday | 1st October, 2018

Type I causes classic dengue fever, type II leads to haemorrhagic fever with shock, dengue III causes fever without shock and dengue IV causes fever without shock or profound shock. In 2016 and 2015, the number of chikungunya cases in Delhi stood at 338 and 2522 respectively.Malaria cases haven’t gone down significantly though it is lesser than last year. As per data, 308 people have been affected by the mosquito-borne disease this year compared to 482 cases last year. As on September 29, Delhi has reported 79 cases chikungunya which is transmitted by the same Aedes Aegypti mosquito and causes severe pain in joints along with fever. It is possible that there may be some increase in cases in the coming weeks,” she said, adding that overall incidence may still be much lower than previous years.NIMR studied the dengue positive cases and found that predominant strain of dengue virus in circulation this year is type III.

NEW DELHI: For the first time in four years, the number of dengue cases has remained below 1,000 as on September.According to latest data released by the South Delhi Municipal Corporation (SDMC), which collates data on mosquito-borne diseases for all civic bodies, shows that a total of 481 people were affected by dengue as on September 29. In 2017, 2016 and 2015, the number of people affected by the disease stood at 1,807, 1,692 and 5,982 respectively during this period.Neena Valecha, director of the National Institute of Malaria Research (NIMR) said delayed rains could be responsible for fewer cases so far this year. “We shouldn’t be complacent though. It is possible that there may be some increase in cases in the coming weeks,” she said, adding that overall incidence may still be much lower than previous years.NIMR studied the dengue positive cases and found that predominant strain of dengue virus in circulation this year is type III. Dengue strains are of four types. Type I causes classic dengue fever, type II leads to haemorrhagic fever with shock, dengue III causes fever without shock and dengue IV causes fever without shock or profound shock. Valecha said prevalence of type III strain of virus could be behind less complications and no deaths this year.In 2015, when Delhi witnessed an outbreak of dengue leading to over 15,000 cases and 60 recorded deaths due to the mosquito-borne diseases, the predominant strain of the dengue virus were type II and type IV that are most virulent.Meanwhile, the corporation data shows the number of chikungunya and malaria are also significantly lower this year compared to last year. As on September 29, Delhi has reported 79 cases chikungunya which is transmitted by the same Aedes Aegypti mosquito and causes severe pain in joints along with fever. In 2016 and 2015, the number of chikungunya cases in Delhi stood at 338 and 2522 respectively.Malaria cases haven’t gone down significantly though it is lesser than last year. As per data, 308 people have been affected by the mosquito-borne disease this year compared to 482 cases last year.

If You Like This Story, Support NYOOOZ

NYOOOZ SUPPORTER

NYOOOZ FRIEND

Your support to NYOOOZ will help us to continue create and publish news for and from smaller cities, which also need equal voice as much as citizens living in bigger cities have through mainstream media organizations.


Stay updated with all the Delhi Latest News headlines here. For more exclusive & live news updates from all around India, stay connected with NYOOOZ.

Related Articles