Respiratory Pathology — MCQs

A 60-year-old man has had worsening dyspnea and nonproductive cough over the past 2 years. On physical examination, his temperature is 37.4°C, pulse is 74/min, respirations are 20/min, and blood pressure is 110/70 mm Hg. A chest radiograph shows extensive interstitial lung disease and a prominent right-sided heart border. Spirometry reveals decreased FEV1 and FVC. His pulmonary disease is most likely caused by exposure to which of the following?

An elderly male with a history of 60-pack-year of smoking is diagnosed with carcinoma lung. Histological evaluation of the tumor revealed small, highly mitotic cells with scant cytoplasm and hyperchromatic nuclei. Which of the following clinical presentations might occur in the patient during the course of his illness?

Primary tuberculosis most commonly involves which organ?

Which of the following is NOT secreted by small cell carcinoma of the lung?

Pleural calcification is seen commonly in which condition?

Smoking is generally not associated as a risk factor with which of the following conditions?

Pulmonary hyaline membrane is an important cause of perinatal death in which of the following conditions?

A 75-year-old female with a long history of cigarette smoking is found to have a small tumor at the periphery of her right upper lobe. Initially, the tumor was believed to be a Stage I carcinoma (T1 NO MO), but after surgery it is found to be Stage II (T1 N1 MO). What finding at surgery changed the staging?

A 65-year-old man complains of muscle weakness and a dry cough for 4 months. He has smoked two packs of cigarettes daily for 45 years. A chest X-ray shows a 4-cm central, left lung mass. Laboratory studies reveal hyperglycemia and hypertension. A transbronchial biopsy is diagnosed as small cell carcinoma. Metastases to the liver are detected by CT scan. Which of the following might account for the development of hyperglycemia and hypertension in this patient?

A 51-year-old male smoker presents with fever and a cough productive of greenish-yellow sputum. The patient states that he had a morning cough with excessive mucus production for the past 5 years. Which of the following abnormalities would MOST likely be found in this patient?