The usual incubation period for pertusis is –
Correct Answer: 7-14 days
Description: Ans. is 'a' i.e., 7-14 days The incubation period of pertussis is usually 7-14 days, but not more than 3 weeks.More question on PertussisMost infectious during catarrhal stage.Infective period extends from a week after exposure to about 3 weeks after the onset of paroxysmal stage.The source of infection is a case of pertussis.There is no evidence that infection is ever subclinical a chronic carrier state does not exist.Secondary attack rate is 90% in unimmunized household contacts.
Category:
Social & Preventive Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now