Respiratory Pathology — MCQs

A 40-year-old construction worker has noted increasing shortness of breath and cough over many years. On physical examination, bilateral inspiratory crackles are heard. Chest x-ray shows eggshell calcifications in hilar adenopathy and bilateral small nodular interstitial markings in the upper lobes. What is the most likely diagnosis?

A 16-year-old boy sustains a stab wound to the chest. Physical examination reveals a 1-cm entry wound at the right 5th intercostal space in the midclavicular line. His temperature is 37°C (98.6°F), respirations are 35 per minute, and blood pressure is 90/50 mm Hg. A chest X-ray shows air in the right pleural space. Which of the following pulmonary conditions is the expected complication of pneumothorax arising in this patient?

Which of the following does not cause cavitation in the lung parenchyma?

Bronchocentric granulomatosis commonly occurs due to?

A histological section of lung tissue shows a predominantly eosinophilic inflammatory infiltrate. Which of the following conditions is most likely responsible?

A 52-year-old man presents with fever and cough productive of thick, gelatinous sputum that has worsened over 4 days. Physical examination reveals a temperature of 38.2°C. Auscultation of the chest shows diffuse crackles at the right lung base. Laboratory studies show a WBC count of 13,240/mm³ with 71% segmented neutrophils, 8% bands, 15% lymphocytes, and 6% monocytes. A sputum Gram stain reveals Gram-negative bacilli with mucoid capsules. His condition improves after a course of gentamicin therapy. Which of the following complications of this infection is he most likely to develop?

In hyaline membrane disease, what is the primary pathological component in the lung?

What is the most common site of metastasis for lung carcinoma?

Asbestosis causes all of the following except?

Asbestosis of the lung is associated with all of the following EXCEPT?