Immune System Deficiencies Quiz

Which organism can cause severe necrotizing pneumococcal infections in individuals with mutations in MYD88?

What defect increases the risk for pneumonias caused by encapsulated organisms such as pneumococcus and H.influenzae?

Which factor compromises mucociliary clearance and pulmonary macrophage activity, increasing the risk for aspiration?

In which clinical settings does Streptococcus pneumoniae show an increased frequency?

What type of vaccines containing capsular polysaccharides are used in individuals at high risk for pneumococcal sepsis?

Which organism can cause a particularly life-threatening form of pneumonia in children, often after a respiratory viral infection?

Which bacterial 2nd most common cause of acute exacerbations of COPD is the most common in adults?

What is one of the three most frequent causes of otitis media in children?

Which bacterium is an important cause of secondary bacterial pneumonia in children and healthy adults after viral respiratory illnesses?

Which bacterium has a propensity to invade blood vessels at the site of infection, leading to secondary coagulative necrosis of the pulmonary parenchyma?

Which bacterium causes Pontiac fever, a self-limited upper-respiratory tract infection without pneumonic symptoms?

Which bacteria are among the three most frequent causes of otitis media in children?

Which bacteria are associated with infections in cystic fibrosis and most commonly seen in nosocomial settings?

Which bacterium is the most common bacterial cause of acute exacerbations of COPD in adults?

Which bacterial infection is associated with a fatality rate of 30% to 50% in immunosuppressed individuals?

Which bacteria can cause a particularly life-threatening form of pneumonia in children, often after a respiratory viral infection?

What factor compromises mucociliary clearance and pulmonary macrophage activity, increasing the risk for aspiration?

Which bacteria are among the three most frequent causes of otitis media in children?

Which organism can cause severe necrotizing pneumococcal infections in individuals with mutations in MYD88?

In which clinical settings does Streptococcus pneumoniae show an increased frequency?

Which bacterium is an important cause of secondary bacterial pneumonia in children and healthy adults after viral respiratory illnesses?

Which bacterial infection is associated with right-sided staphylococcal endocarditis as a serious complication of intravenous drug abuse?

Which bacterium shows a propensity to invade blood vessels at the site of infection, leading to secondary coagulative necrosis of the pulmonary parenchyma?

Which bacteria are among the three most frequent causes of otitis media in children?

Which bacterium is the most common bacterial cause of acute exacerbations of COPD in adults?

Which bacterial infection is associated with a fatality rate of 30% to 50% in immunosuppressed individuals?

Which bacteria are associated with infections in cystic fibrosis and most commonly seen in nosocomial settings?

What bacterium is an important cause of secondary bacterial pneumonia in children and healthy adults after viral respiratory illnesses?

Where is Moraxella catarrhalis positioned among the three most frequent causes of otitis media in children?

Which organism is the most common bacterial cause of acute exacerbations of COPD in adults?

Which bacterial infection causes Pontiac fever, a self-limited upper-respiratory tract infection without pneumonic symptoms?