Pictures of triphasic CT study of Rt. adrenal mass with pre-contrast HU 27, at 70 seconds 106HU & delayed 10 minutes showing 47HU in a pt. with a known primary bronchogenic Ca

 (image) Pictures of triphasic CT study of Rt. adrenal mass with pre-contrast HU 27, at 70 seconds 106HU & delayed 10 minutes showing 47HU in a pt. with a known primary bronchogenic Ca. options were
- Metastasis.
- MRI is needed.
- Adenoma.(true)
- Pheochromocytoma.