Large right upper lobe mass with evidence of mediastinal, hilar and bronchial invasion described most likely represents primary lung carcinoma. Incompletely imaged liver with several low attenuation lesions, some of which have features to suggest cysts. Further evaluation with hepatic ultrasound is recommended.
The patient went on to have a bronchoscopy.
Pathology:
- TBNA right lung mass: Small cell carcinoma.
- Bronchial washings right: Atypical cells present, suspicious for malignancy.