A 52-Year-Old Man Is Hospitalized Due to 2 Weeks of Low-Grade

question 28

Multiple Choice

A 52-year-old man is hospitalized due to 2 weeks of low-grade fever, malaise, anorexia, and fatigue.  The patient has a history of bicuspid aortic valve and underwent aortic valve replacement a year ago.  Physical examination reveals a new regurgitation murmur.  Blood cultures repeatedly grow gram-positive cocci in clusters, which are identified as Staphylococcus epidermidis.  This pathogen most likely demonstrates which of the following characteristics?

• A)Alpha hemolysis
• B)Mannitol fermentation
• C)Negative catalase test
• D)Negative coagulase test
• E)Novobiocin resistance
• F)Yellow pigment production

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Definitions:

Analytical Report

A document that provides detailed analysis on a specific topic, often used to support decision-making processes.

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Suggestions or advice given based on analysis or expertise, intended to guide decisions or actions.

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A proposal requested by an organization or individual, often in response to a specific need or project announcement.

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