Tumours of anterior mediastinum include the following except: (A) Thymoma, (B) Lymphoma, (C) Germ cell tumour, (D) Schwannoma
Answer is D. Schwannoma is a benign nerve sheath tumor arising from Schwann(neurilemmal)cells.Anterior mediastinal tumors include retrosternal goitre,aoic arch aneurysm,lymph node enlargement,thymoma,teratomas,dermoid,Pleuro-pericardial cyst.