There are many causes of dual sensory impairments from congenital (e.g., Usher syndrome) to acquired (e.g., brain injury, meningitis). Some causes of deaf-blindness are present at birth, while others develop later in life. Regardless of the cause of dual sensory impairments, the individual will have a unique history and an individual pattern to vision and hearing loss, resulting in individualized needs. This area of the website provides an overview of some common causes of deaf-blindness.
Below is a list of links to articles that describe various deaf-blindness syndromes. Click on a link to download the article you wish to read. Each article will open in a new window.