AMC MCQ Respiratory Medicine 2

Question 1

A 24-year-old with known asthma presents with a silent chest, exhaustion, and SpO2 of 88% on air. What is the most appropriate immediate management?

Accepted Answer

Nebulised salbutamol, oxygen, IV hydrocortisone and call for senior/ICU help

Answer

A silent chest with hypoxia indicates life-threatening asthma requiring oxygen, nebulised bronchodilators, systemic steroids and urgent senior/ICU involvement.

Question 2

Which finding on arterial blood gas is most concerning in an acute severe asthma attack?

Accepted Answer

A normal or rising PaCO2

Answer

A normalising or rising PaCO2 signals tiring respiratory muscles and impending respiratory failure.

Question 3

A patient with COPD has chronic CO2 retention. What is the recommended target oxygen saturation range during an exacerbation?

Accepted Answer

88–92%

Answer

In CO2-retaining COPD patients controlled oxygen targeting 88–92% avoids worsening hypercapnia.

Question 4

Which organism is the most common cause of community-acquired pneumonia?

Accepted Answer

Streptococcus pneumoniae

Answer

Streptococcus pneumoniae is the most frequent pathogen in community-acquired pneumonia.

Question 5

A CURB-65 score of 4 in a patient with pneumonia indicates which management approach?

Accepted Answer

Consideration of ICU admission

Answer

A high CURB-65 score (3–5) indicates severe pneumonia warranting hospital and possible ICU care.

AMC MCQ Practice Test

AMC MCQ Practice Test

AMC MCQ Respiratory Medicine 2