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Chancroid is caused by __________(a) Trichomonas(b) Treponema(c) Haemophilus(d) NeisseriaThis question was addressed to me in quiz.Enquiry is from Venereal Diseases in Humans-2 in section Human Health and Disease of Biology – Class 12

Answer»

Correct choice is (c) Haemophilus

Explanation: Chancroid is caused by Haemophilus ducrei. The incubation period of this bacteria is 3-5 days. The initial lesion at the site of inoculation BREAKS down to form a painful, soft ULCER with a necrotic BASE. With lymph node involvement, FEVER and chills may OCCUR.



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