Fenestral otosclerosis Findings:Small area of bone lucency just anterior to the oval window on the left. No obvious radiolucency can be identified...
Mural cholesteatoma Findings:Automastoidectomy cavity is noted on the right side. Partial destruction of the ossicular chain and blunting of the scutum on...
Dentigerous cyst Findings:There is a well-defined cystic lesion arising from the posterior right maxillary alveolus and extending into the maxillary sinus. The...
Odontogenic keratocyst/odontoma/Periapical cyst Findings:An expansile, fairly well-defined, unilocular lytic lesion is seen in relation to the alveolar margin of the maxillary process left...
Vascular dementia/Vertebrobasilar dolichoectasia Findings:No intra- or extra-axial mass lesion or collection is identified. The midline structures are normal with no midline shift.No sign...