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What are the three stages of disease with Bordetella in the correct order?

A. Paroxysmal, catarrhal, convalescence
B. Convalescence, paroxysmal, catarrhal
C. Catarrhal, paroxysmal, convalescence
D. Catarrhal, convalescence, paroxysmal

User Webie
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Final answer:

The correct order of disease stages with Bordetella is C. Catarrhal, paroxysmal, convalescence, beginning with mild symptoms and becoming more serious with severe coughing spells before entering a gradual recovery phase with a chronic cough.

Step-by-step explanation:

The three stages of disease with Bordetella, particularly for Bordetella pertussis which causes whooping cough, are in the following correct order: C. Catarrhal, paroxysmal, convalescence. The initial infection, also known as the catarrhal stage, presents with mild symptoms such as nasal congestion, a runny nose, and a low-grade fever while being highly infectious. The second stage, the paroxysmal stage, is characterized by severe coughing spells, mucus accumulation, and can include vomiting. This stage can last several weeks and is considered the most serious. Finally, the convalescence stage follows, during which patients may have a chronic cough that can persist for months, giving rise to the term "100-day cough".

User Jacknad
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