Pulmonology — MCQs

In a patient of Bronchial Asthma, what does a silent chest signify?

A 60-year-old man presents with a non-productive cough and hemoptysis for 4 weeks. He has grade III clubbing and a lesion in the apical lobe on X-ray. What is the most likely diagnosis?

All the following are true regarding COPD EXCEPT?

What is the commonest etiological factor in acute exacerbations of COPD?

What is the commonest cause of lung abscess?

Bibasilar velcro crackles are most commonly heard in which of the following conditions?

Which investigation is known as the rule-out test in massive pulmonary embolism?

A 24-year-old African American woman presents with mild dyspnea on exertion, fever, and a rash on her legs. Her symptoms have come on gradually and she reports no pleuritic chest pain, hemoptysis, or sputum production. She has no significant past medical history, smokes 10 cigarettes/day, and is not taking any medications. Physical examination reveals generalized lymphadenopathy and tender erythematous nodules on her legs. CXR shows bilateral symmetric hilar adenopathy and reticulonodular changes in both lungs. She has a restrictive lung disease pattern on pulmonary function testing. Which of the following is the most likely diagnosis?

A 55-year-old man presents with a history of shortness of breath and dry cough for several years. He reports smoking 1.5 packs of cigarettes and consuming approximately four bottles of beer daily. He experiences significant dyspnea, limiting his ambulation to a few steps due to breathlessness. Physical examination reveals prolonged expiration with wheezing, a barrel chest, hyperresonance on percussion, and digital clubbing. The patient also exhibits facial plethora and pitting edema of the legs. Chest X-ray shows hyperinflation, flattened diaphragms, and an enlarged retrosternal air space. What is the most likely diagnosis?

While assessing the risk of fatality among adults using the Pneumonia Severity Index, which of the following factors is most important?