Shingles is caused by the varicella-zoster virus â the same virus that causes chickenpox. Anyone who's had chickenpox may develop shingles. After you recover from chickenpox, the virus can enter your nervous system and lie dormant for years.
Hearing loss, also known as hearing impairment, is a partial or total inability to hear. A deaf person has little to no hearing. Hearing loss may occur in one or both ears. In children hearing problems can affect the ability to learn spoken language and in adults it can cause work related difficulties.
In some cases, auditory neuropathy spectrum disorder causes only mild hearing difficulties and is only a problem in noisy situations. In the majority of cases, however, it leads to significant hearing loss.ead More About Auditory Neuropathy Spectrum Disorder. Auditory neuropathy spectrum disorder (ANSD) is a broad term that describes any of a variety of problems involving âmisfiringsâ of the auditory (hearing) nerve, or problems affecting the nerveâs connection with the cochlea (inner ear).