Other factors can cause a normal hearing child to fail a screening. If a person has both conductive and sensorineural loss in one ear, then the person is said to have mixed synapse xt new zealand. People may prematurely damage or lose their hearing for a number of reasons.
Hospital Experimenting For Newly Born Baby Hearing Decision
Only in rare cases, this damage can be treated with surgical or medical solutions. Occupational noise is the most harmful type of noise because of the high level of exposure. There are other infections that can affect the nerves of the ear like; measles, mumps and scarlet fever. In this type of loss the threshold ranges from 91 DB or higher.

https://malefitness.org/synapse-xt-new-zealand/