Pulmonary Infections — MCQs

Air bronchogram on chest X-ray denotes -

Which of the following features is NOT typically seen in viral pneumonia?

A 6-year-old boy presents with fever and chills, cough, rapid breathing, difficulty breathing, and chest pain. A culture from a respiratory sample shows Gram-positive bacteria. What is the most likely organism causing this infection?

In primary tuberculosis, what is seen?

A 50-year-old male with hemoptysis shows cavitary lesion with air-crescent sign. Most likely diagnosis?

Which condition is characterized by a specific appearance on CT scans that resembles small centrilobular nodules with branching linear structures?

A 65-year-old male presents with fever, chills, and a productive cough with rust-colored sputum. What is the most likely diagnosis?

Which of the following conditions characteristically causes bilateral hypertranslucency of lung fields on chest X-ray?

Identify the most likely diagnosis based on the chest X-ray findings in a patient with low-grade fever.

On CT chest, the 'halo sign' is particularly associated with which condition in immunocompromised patients?