Complications of Otitis Media

3.7.1 What is the microbiology of acute otitis media for different age groups? Recommended therapy?

3.7.2 What are the routes of spread of infection from the middle ear? What is the relevant anatomy of intracranial venous drainage?

3.7.3 Discuss the incidence, anatomy, and pathophysiology of acute mastoiditis.

3.7.4 What are the signs and symptoms of acute mastoiditis? Treatment? What is "masked mastoiditis"? What is the role of conservative management (I&D, PE tube, IV abx)versus cortical mastoidectomy?

3.7.5 Discuss the differences in presentation and management of subperiosteal, Bezold's, and Luc's abscesses.

3.7.6 A 7 year old patient presents with right otorrhea, and double vision. A MRI is obtained. What is the diagnosis? Describe the normal relevant anatomy and the pathophysiology of this condition. What are the management options for this patient? 

3.7.7 Discuss serous vs. suppurative labyrinthitis: etiology, presentation and management.

3.7.8 Describe the management of VII paralysis with AOM and COM. How is pathogenesis associated with timing?

3.7.09 Review the signs and symptoms of impending intracranial complications. Compare and contrast the presentation of the different intracranial complications. How do you work these patients up?

3.7.10 What is the treatment of lateral sinus thrombosis? What is the role of anticoagulation?

3.7.11 What is the etiology and management of brain abscess, epidural abscess, subdural empyema?

3.7.12 5 days after I & D of a right mastoid subperiosteal abscess your patient develops nausea, vomiting and double vision. Exam reveals an afebrile patient with bilateral 6th cranial nerve palsies. How would you work this patient up? What is the treatment for this condition?

3.7.13 A 2 year old presents to the emergency room with lethargy, fever, stiff neck, and otalgia. Examination reveals a purulent middle ear effusion and pain with thick flexion and knee extension. Flexion of the patient's neck results in elevation of their legs? What is your differential diagnosis? How would you work this patient up? What treatment would you initiate?

3.7.14 What are the indications for a canal wall down mastoidectomy in the setting of complications of otitis media?