A 71-year-old man presenting with cough and bilateral pulmonary opacities

Key Points

• The research aims to discuss the presentation of lung adenocarcinoma and its diagnostic challenges.
• Case examination of a 71-year-old man with cough and pulmonary opacities.
• Use of imaging techniques like CT for initial evaluation.
• Implementation of bronchoscopy with bronchial alveolar lavage (BAL) and biopsy for diagnosis.
• Identification of lung adenocarcinoma as the underlying cause of pulmonary opacities.
• Emphasis on the importance of differential diagnosis due to symptom similarity with other conditions.