A 56-year-old man with 25 years of sandblasting exposure presents with progressive dyspnea, cough, and chest tightness. Vital signs: BP 138/82, HR 92, RR 22, SpO2 88% on room air. Chest X-ray demonstrates upper lobe nodular opacities with eggshell calcification of hilar lymph nodes. Serum calcium is 10.8 mg/dL. He denies hemoptysis. He takes no respiratory medications. Which occupational exposure-related condition does he have, and what additional risk is most strongly associated?
- A)Goodpasture syndrome
- B)Pulmonary alveolar proteinosis
- C)Tuberculosis reactivationGABARITO
- D)Mesothelioma
- E)Bronchogenic adenocarcinoma from scar tissue
Explicação
Silicosis impairs macrophage phagolysosome function and increases susceptibility to tuberculosis. The upper lobe nodules and eggshell calcification are classic radiographic clues. Occupational exposure from sandblasting, mining, or quarry work is high yield fo... Ver explicação completa e trilha adaptativa →