Calcified thymic cyst
DDs of anterior mediastinal mass
DDs of anterior mediastinal mass
4 T 1.Thymoma
2. Teratoma
3. Thyroid tumor/goiter
4. Terrible lymphoma
A. Solid Thymic lesions
Thymoma (benign/malignant) most common
Normal thymus (neonate)
Thymic hyperplasia (child)
Thymic carcinoma
Thymic carcinoid
Thymolipoma
Lymphoma
B. Solid teratoid lesions
Teratoma
Embryonal cell carcinoma
Choriocarcinoma
Seminoma
C. Thyroid/parathyroid
Substernal /intrathoracic goitre
Thyroid adenoma/carcinoma
Ectopic parathyroid adenoma
D. Lymph nodes
Lymphoma (Hodgekin /NonHodgekins)
Metastasis
Benign L N hyperphasia
Angioblastic lymphadenopathy
Mediastinal lymphadenitis (sarcoidosis/granulamatous inflammation)
E. Cardiovascular
Tortuous brachiocephalic artery
Aneurysm of ascending aorta
Aneurysm of sinus of valsalva
Dilated SVC
Cardiac tumor
Epicardial fat pad
F. Cysts
Cystic hygroma
Bronchogenic cyst
Extralobar sequestration
Thymic cyst/dermid cyst
Pericardial cyst-true/diverticulum
Pancreatic pseudocyst
G.others
Neural tumors ( vagus,phrenic nerve)
Paraganglioma
Hemangiomas/lymphangioma
Mesenchymal tumor(fibroma /Lipoma)
Sternal tumors Benign—chondroma,ABC,GC