Middle mediastinal lesion

Synonyms
Middle mediastinal mass
May Cause
Diffuse tracheal narrowing
Tracheal displacement
May Be Caused by
 Common
Achalasia
Aortic dissection
Brachiocephalic artery tortuosity
Bronchogenic carcinoma
Castleman disease
Chagas disease
Dilated azygos vein
Dilated superior vena cava
Double aortic arch
Duplication cyst
Esophageal carcinoma
Esophageal diverticulum
Esophageal leiomyoma
Esophageal neoplasm
Esophageal stricture
Esophageal varices
Fibrosing mediastinitis
Gastrointestinal stromal tumor
Hiatal hernia
Histoplasmosis
Intrathoracic goiter
Lesion
Leukemia
Lymphadenopathy
Lymphoma
Mediastinal varices
Megaesophagus
Pneumoconiosis
Pseudocoarctation of aorta
Pulmonary artery dilatation
Right aortic arch
Sarcoidosis
Scleroderma
Silicosis
Thoracic aortic aneurysm
Thyroid carcinoma
Tuberculosis
Vascular ring
Zenker diverticulum
 Uncommon
Aberrant left pulmonary artery
Aberrant right subclavian artery
Acute mediastinitis
Adenoid cystic carcinoma
Aorticopulmonary paraganglioma
Ascites
Azygos continuation of inferior vena cava
Chondrosarcoma
Dilated left superior intercostal vein
Dilated thoracic duct
Extramedullary hematopoiesis
Hemangioma
Left superior vena cava
Lipoma
Liposarcoma
Lymphangioma
Mediastinal abscess
Mediastinal hematoma
Mediastinal hemorrhage
Mesothelioma
Metastasis
Pancreatic pseudocyst
Parathyroid adenoma or carcinoma
Partial anomalous pulmonary venous return
Perforated central venous catheter
Phrenic nerve schwannoma
Plasmacytoma
Postoperative fluid collection
Pulmonary artery angiosarcoma
Squamous cell carcinoma
Thymic neoplasm
Tracheal tumor
Tracheobronchomegaly
Vagus nerve schwannoma

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