PMC5545821_01
Patient's chest radiography showed significant pleural effusion in the right lung.
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CXR showed opacity and fluid concentration in the pleural space of the right lung (Fig. 1).
Axial chest CT scan of patient showed hypodense mass in Anterior Mediastinum.
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Mediastinal teratoma before and after resection.
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Decortication and Empiectomy. During the surgery, 500 cc of pus was removed and the mass being in the right middle lobe of lung was resected which caused collapse in that area (Fig. 3).
Microscopic view of teratomain case of this study. a: Epidermis stratified squamus epithelium with keratinization and fibrous in dermis. b: Fatty tissue with lipocyte. c: Immature chondroid tissue consist of chondroblast. d: Cholesterol cleft. e: Glandular structure covered by columnar mucinous epithelial cell (gastrointestinal). f: Hemosydrin riched macrophage/histiocyte.
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The results of mass pathology showed cystic mass covered by squamous epithelium containing cholesterol cleft in the wall, cutaneous annexes, histocytes, mature chondroid Islets, lipid tissue, Mucinar glands, Accinar images and pancreas such as Islets and ducts (Fig. 4).