Conductive hearing loss occurs when there is a problem directing sound waves gets blocked anywhere in the outer ear, eardrum or ossicles. Causes of conductive hearing loss are the recurrent infection of the middle ear, trauma, fluid accumulation and ear wax build-up. This medical problem may be a temporary or permanent condition. Symptoms of conductive hearing loss are hearing loss, chronic ear pain, and fluid discharge. Usually, the ENT specialist will recommend for hearing aid.