Automatism refers to a set of brief

unconscious Unconscious may refer to: Physiology * Unconsciousness, the lack of consciousness or responsiveness to people and other environmental stimuli Psychology * Unconscious mind, the mind operating well outside the attention of the conscious mind a ...

behaviors. These typically last for several seconds to minutes or sometimes longer, a time during which the subject is unaware of his/her actions. This type of automatic behaviour often occurs in certain types of epilepsy, such as

complex partial seizure Focal seizures (also called partial seizures and localized seizures) are seizures which affect initially only one hemisphere of the brain. The brain is divided into two hemispheres, each consisting of four lobes – the frontal, temporal, parie ...

s in those with

temporal lobe epilepsy Temporal lobe epilepsy (TLE) is a chronic disorder of the nervous system which is characterized by recurrent, unprovoked focal seizures that originate in the temporal lobe of the brain and last about one or two minutes. TLE is the most common ...

, or as a

side effect In medicine, a side effect is an effect, whether therapeutic or adverse, that is secondary to the one intended; although the term is predominantly employed to describe adverse effects, it can also apply to beneficial, but unintended, consequence ...

of certain medications, such as

zolpidem Zolpidem, sold under the brand name Ambien, among others, is a medication primarily used for the short-term treatment of sleeping problems. Guidelines recommend that it be used only after cognitive behavioral therapy for insomnia and behavior ...

Variations

There are varying degrees of automatism. Some may include simple gestures, such as finger rubbing, lip smacking,

chewing Chewing or mastication is the process by which food is crushed and ground by teeth. It is the first step of digestion, and it increases the surface area of foods to allow a more efficient break down by enzymes. During the mastication process, th ...

, or swallowing, or more complex actions, such as

sleepwalking Sleepwalking, also known as somnambulism or noctambulism, is a phenomenon of combined sleep and wakefulness. It is classified as a sleep disorder belonging to the parasomnia family. It occurs during slow wave stage of sleep, in a state of lo ...

behaviors. Others may include speech, which may or may not be coherent or sensible. The subject may or may not remain conscious otherwise throughout the episode. Those who remain conscious may be fully aware of their other actions at the time, but unaware of their automatism. In some more complex automatisms, the subject enters into the behaviors of

while fully awake up until the moment it starts. In these episodes, which can last for longer periods of time, the subject proceeds to engage in activities they routinely perform, such as cooking, showering, or driving along a familiar route, or may even carry on conversation. Following the episode, the subject regains consciousness, often feeling disoriented, and has no memory of the incident.

References

External links

{{DEFAULTSORT:Automatism (Medicine) Seizure types Epilepsy types

Variations

See also

References

External links