5. Describe the etiology, pathogenesis and treatment algorithm of non-suppurative otitis med ia 6. How to differentiate between simple otitis med ia and cholesteatoma? What is the treatment algorith 7. Describe the diagnosis, differential diagnosis and management algorithm of conductive and sensorineural deafness 8. How to d iagnose otosclerosis?5. Describe the etiology, pathogenesis and treatment algorithm of non-suppurative otitis media. 6. How to differentiate between simple otitis media and cholesteatoma? What is the treatment algorithm? 7. Describe the diagnosis, differential diagnosis and management algorithm of conductive and sensorineural deafness. 8. How to diagnose otosclerosis?