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 DEFINITION
The tricotilomanía is a disorder of the control of the impulses which essential characteristic is the pulling out appellant of the hair that gives place to a perceptible loss of hair.
HOW IS IT EVIDENT?
The hair pulling out can happen in any area of the body where it is present, but the most frequent places are the head, the eyebrows and the eyelashes.
The hair pulling out can happen in brief episodes distributed throughout the day or in minor frequency, but of supported form, for hours. The episodes of pulling out of hair appear often during the states of relaxation and distraction (for example, when a book is read or one watches TV), although also they can express themselves in stressful situations. Immediately before the hair is started, the individual experiences an increasing tension that is liberated or rewards when the hair is started. Some persons show to feel pins and needles in the scalp that is relieved on having started the hair.
The alteration can cause deterioration of the social, labor life or other important areas of the life of the individual.
HOW ARE THESE SUBJECTS?
These subjects usually suffer from symptoms associated like the subjection of braid between the teeth and the tricofagia or ingestion of the started hairs. Normally they hide from the presence of others and even avoid the social situations, they are, therefore quite introverted. They deny his behavior and conceal or camouflage the resultant alopecia.
Some of them have the need to start hair to other persons and try to find opportunities. Also they tend to start the hair to domestic animals, dolls or other fibrous materials like pullovers or carpets. To bite the fingernails, to scratch, to nibble and to do chafings to him are very associate behaviors.
CAUSES
These persons also can suffer from disorders of the frame of mind like depression, disorders of anxiety like the obsessive compulsive one, consumption of substances or mental deficiency, which might be desencadenante of the conduct.
WHAT DOCTOR CAN TREAT ME?
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DEFINITION 
