Anterior mediastinal mass.

摘要

THE image depicts an anterior mediastinal mass in a 4-yr-old who presented with numbness in the left arm. A large soft tissue mass can be seen in the anterior mediastinum. The mass extended into the neck and displaced the great vessels in the mediastinum and major vessels in the left neck The airway and thyroid were deviated toward the right. The trachea was narrowed slighdy at its midportion. The overall size of the mass was 12X5X5 cm. The patient presented for biopsy of the mass. Despite the impressive magnetic resonance imaging scan, the child preoperatively had no sign of airway obstruction. For the procedure, anesthesia was induced with propofol, and a laryngeal mask airway was inserted. Anesthesia maintenance was with a propofol infusion with fentanyl supplementation while die patient breathed spontaneously with the head elevated. The procedure was uneventful. The pathologic diagnosis was stage 3 T-cell lymphoplastic non-Hodgkin lymphotna with starry sky macrophages.