70-Dr Ahmed Esawy imaging oral board of text book cases include different cases for oral radio diagnosis examination all over the world CT /MRI Plain X ray images synovitis medial plica syndrome patellar dislocation pneumonia tuberculosis lung abscess lung cancer mesothelioma collapse intestinal obstruction chron s disease ulcerative colitis colon cancer diverticulitis mitral valve disease aortic stenosis ebstein anomally spine ependymoma spine disc prolapse spine degenerative changes spine fracture spine epidural abscess spine dural meningioma spine arteriovenous malformation AVM spine meningioma brain haemorrhage brain abscess meningioma en plaque glioma astrocytoma cereberal haemorrhage brain infarction orbital emphysema orbit fracture optic nerve glioma optic nerve meningioma optic neuritis pseudotumour retinoblastoma melanoma sinusitis fracture nasal bone fungal sinusitis sinus cancer