Three types of hearing loss are: 1.- Surgical intervention may restore hearing, but success is not guaranteed.- Causes include earwax buildup, glue ear, ear infection with inflammation and fluid buildup, perforated eardrum, or ossicles malfunction.- Scar tissue from ear infections can damage the ear drum, and ossicles may be impaired due to infection, trauma, or fusion.- Often results from damage to cochlear hair cells, with aging and prolonged exposure to loud noises as common factors.**Sensorineural Hearing Loss:** - Caused by dysfunction in the inner ear, cochlea, auditory nerve, or brain damage.2.3.