Photo Quiz: Shoulder Pain with a Lung Mass

摘要

Teratomas are characteristically large, round, and lobulated with sharp margins.3-6 Calcification of the mass is the most characteristic radiography finding.5 Treatment of a teratoma includes surgical excision and has a five-year survival rate of 100 percent.1-8 Lymphomas are malignant tumors found in the anterior mediastinum. The presence of pleural effusion on radiography suggests lymphoma.2 A A computed tomography (CTCT) scan and lymph node biopsy can also help with the diagnosis.