53-year-old female, with anterior mediastinal lymphadenopathy and right lower lobe nodule on outside CT, with complaints of chest pain and night sweats. LUNGS AND PLEURA: 3-mm nodule in the left upper lobe (image 57/98) is non-specific. No pleural effusions.MEDIASTINUM AND HILA: Heart size is normal. Prominence of fatty infiltrated soft tissue in the anterior mediastinum. Appearance is compatible with residual thymus. Small, not significantly enlarged lymph nodes in the prevascular space.CHEST WALL: No significant abnormality noted.UPPER ABDOMEN: Multiple hypodense lesions in the liver with peripheral nodular enhancement likely represent hemangiomas.
Fatty infiltrated soft tissue in the anterior mediastinum. Appearance is most compatible with residual thymus. If patient remains symptomatic, follow-up in 6 to 12 months is recommended.