All fo the following statements regarding Dracunculiasis are true except -: (A) India has eradicated this disease, (B) Niridazole prevents transmission of the disease, (C) The disease is limited to tropical and subtropical regions, (D) No animal reservoir has been approved
Answer is B. - drancunculiasis is caused by drancunculus medinensis. - temperature ourable is 25-30degC and will not develop below 19degC. Thus diseases is limited to tropical and subtropical regions. - India was declared free of guineaworm disease and the last case repoed was in July 1996. -reservoir of infection is infected person. Animal reservoir is may exist but not yet proved. - humans are definitive host and Cyclops are the intermediate host. - no drug cures the infection but metronidazole can be used to limit infection. Reference : Park's textbook of preventive and social medicine, 23rd edition, pg no :245 <\p>