There are four types of hearing loss based on site of lesion
This occurs due to obstructions in the outer or middle ear. It is often treated with medicine or surgery.
This occurs when the hearing nerve and inner ear’s hair cells (IHC, OHC) are damaged. SNHL cannot be corrected medically or surgically. Often treated or helped with the hearing aids or implantable hearing solutions.
This is a combination of sensorineural and conductive hearing loss.
ANSD is a specific and complex type of auditory condition. In this the transmission of sound from the cochlea to the brain is affected. Characterized by fluctuating hearing loss & poor speech understanding.