One study reported 36.8 % of Dachshunds with the merle coat pattern (Mm) suffered hearing problems ranging from mild to
complete deafness.
Other studies have shown that double merles regularly have ear problems, ranging from slight to
complete deafness.
The cause of deafness in canines could be from any number of things such as genetics but even age or chronic ear infections could cause some loss of hearing or
complete deafness.
Impairments range from an inability to hear certain frequencies — for example, the high frequencies of women's and children's voices — to
complete deafness.
Not exact matches
Hickson documented his assertion with specific cases:
Complete cures were claimed as to pain, rheumatism, ear discharge, goiter, severe headaches, and blood poisoning (p. 118); blindness, paralysis,
deafness, possession by evil spirits, asthma, stammering, and curvature of the spine (p. 128); palsy, dumbness, and mental deficiency (p. 151); deformed feet and legs made almost entirely normal (p. 152); «the healing of sin - sick souls» and «the healing of the body» (p. 168); partial paralysis, paralysis, infantile paralysis, rheumatoid arthritis, neuritis, St. Vitus's dance, epilepsy, and mental disorders (pp. 182 - 183).»
It's a perfect encapsulation of film's
complete tone -
deafness and the messiness of writer / director Mike Cahill's script.
Deafness refers to a
complete or partial loss of hearing.
It has long been thought that double merle was the cause of the
deafness in the Catahoula; however, numerous double merle breedings have resulted in a
complete litter of double merle puppies that were colored and without
deafness.
We don't know exactly why yet, but without those cells sound waves don't stimulate dogs» middle and inner ears correctly, resulting in
complete or partial
deafness.
For more
complete information on
deafness in dogs and cats see: http://www.lsu.edu/
deafness/deaf.htm
If a dog has hearing loss in just one ear while being able to hear completely in the other ear the type of
deafness is known as being unilaterally whereas hearing loss in both ears, often
complete hearing loss is bilaterally.
Double merles are highly likely to suffer from eye or ear deformities (in some cases both) which at the most extreme can result in
complete blindness and
deafness.
Deafness is the inability to hear, due to
complete or partial hearing loss.
The test assesses the brain's response to an auditory stimulus and can determine if the dog has partial,
complete, unilateral or bilateral
deafness.