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Other complex motor tics may appear purposeful, including sniffing or touching objects, hopping, jumping, bending, or twisting.Įxamples of vocal (phonic) tics in Tourette syndrome Complex motor tics might include facial grimacing combined with a head twist and a shoulder shrug.Simple motor tics include eye blinking and other eye movements, facial grimacing, shoulder shrugging, and head or shoulder jerking.They are more common than complex tics.Ĭomplex tics: distinct, coordinated patterns of movement involving several muscle groups.Įxamples of motor tics seen in Tourette syndrome Simple tics: sudden, brief, repetitive movements that involve a limited number of muscle groups. They may range from very mild to severe, although most cases are mild. The motor (involving movement) or vocal (involving sound) tics of Tourette syndrome are classified as either simple or complex. Top What are the signs and symptoms of Tourette syndrome? TS is not a degenerative condition (one that continues to get worse) and individuals with TS have a normal life expectancy. In some cases, tics may worsen in adulthood. Some individuals may become tic-free or no longer need medication to control their tics. Many people do not need treatment when symptoms do not interfere with daily life. For some people, TS can be a chronic condition with symptoms that last into adulthood. Most people with TS experience their worst tic symptoms in their early teens, but tics typically lessen and become controlled by the late teens to early 20s. Motor tics generally occur before the development of vocal tics and simple tics often precede complex tics. Tics come and go over time, varying in type, frequency, location, and severity. The first symptoms usually occur between the ages of 5 and 10 years, generally in the head and neck area and may progress to include muscles of the trunk and arms and legs. There is no cure for TS, but treatments are available to help manage some symptoms. TS is one of a group of disorders of the developing nervous system called tic disorders.

Tourette syndrome (TS) is a neurological disorder characterized by sudden, repetitive, rapid, and unwanted movements or vocal sounds called tics. What are the signs and symptoms of Tourette syndrome?