Has a genetic cause been found in tourette syndrome?

No. I am unaware of specific known genetic relationships. Reaarch points to abnormalities in certain brain regions (including the basal ganglia, frontal lobes, and cortex), the circuits that interconnect these regions, and the neurotransmitters (dopamine, serotonin, and norepinephrine) which are associated with these circuits.

Related Questions

What actually causes somebody to get tourette syndrome?

Many things. Some studies show that 1/3 of tourette's is result of a strep infection in susceptible people called panda's. Other 2/3 occur in patients with a family history of anxiety, ocd, or tourette's. Occasionally, medications are involved. See my health guides for articles, resources & links for ts. Read more...

What causes tourette syndrome?

Gene mapping in . families with multi-generational GTS shows many mutant genes, alone or in combination, cause GTS. The complex patterns of inheritance & associated neuropsychiatric & neurodevelopmental disorders are on omim.org/entry/137580?search=tourette%20gene&highlight=tourette%20gene.Until whole genome testing is affordable,a Chromosomal Microarray is the blood test most likely to detect GTS mutations. . Read more...

What causes people with tourette syndrome to shout out?

Tics. Patients with tourette have uncontrolled motor movements. When this involves the diaphram and chest it can cause barking, grunting, and expression of words. Often other motor behaviors are also occurring with head, face, throat, and neck involvement. This can be very disruptive and embarrassing. However, many learn to control and manage this even without the need for medication. Read more...
Neurologic vocal tic. The answers above are precise and to the point. Many times, the tics slow down with age, but are quite troublesome in school age. The students and teachers need in-service education to understand tourette's and minimize classroom stress on the patient which may exacerbate the tics. Read more...

Can mold or allergies be the cause of my niece getting symptoms of tourette syndrome?

Yes, AND. Mold and food allergies have been implicated in a variety of health issues from autism spectrum disorder, depression, migraines and even cancer. Bottom line an inflamed GI tract can lead to an inflamed brain (and lungs). Try an elimination diet and see if your niece improves. Read more...
No. There' absolutely no evidence that mold allergies, or any other allergy, would cause tourette's. Certainly you may have pulmonary complications from a mold allergy. The belief that an allergic reaction is the cause of development, psychological, or mental health problems is unfounded. This reeks of the belief that an MMR vaccine caused inflammation in the GI tract and lead to autism. Not true! Read more...

Whats the diff. Between Tic/ twitching and Tourette syndrome? Are they the same type of disorder? Does TS cause brain damage? Does tic?

Tic disorders. Tourette syndrome is a type of tic disorder. No they don't cause brain damage. Here is an article for more details: https://www.evernote.com/shard/s5/sh/318baa42-bdb7-4391-9cbe-442258f54936/f2c270f1d22c3eae5c7eb8b29315fcc3 Take care, Read more...
Tics/Tourette's. Tourette's is an inherited neuropsyciatic disorder in childhood. It is characterized by multiple motor tics and at least one vocal tic. Tourette's is is defined as part of a spectrum of tic disorders. There is an assoc.with ADHD and OCD. They are caused by the brain and do not cause brain damage in of themselves. What kind of "twitch are you concerned about"? Read more...