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Introduction: Trichotillomania is a type of traumatic alopecia and is defined as the irresistible urge to pull out the hair. It is classified as impulse control disorder. This chronic, recurrent disorder with dermatologic expression has specific symptomatology, affects daily activities and leads to social isolation. Goal: The aim of the study was to investigate mannerism between symptoms in population with trichotillomania and to determine connection with other habits and disorders as well as treatment differences and efficiency. Material and methods: This prospective research was conducted within 880 people with trichotillomania from all around the world in a period from November 5th to December 15th,2016. The data were collected by using a standardized internet questionnaire. Results: Symptoms of trichotillomania usually start between 9 and 13 years. 48,5% respondents localize their disorder on one specific body region. The most involved are scalp, eyebrows and eyelashes. 56,5% of the patients pull their hairs everyday, 61,6% even in company. Oral habits are present in 20,9%. Trichotillomania is associated with dermatillomania in 42.0%, nail biting habit in 37.0%, alcohol (21.7%) and drug abuse (12.3%), anxiety (60.6%), affective (55.3%), obsessive-compulsive (19.4%) and sleep disorders (11.3%). The most effective treatment seem to be combination of psychotherapy, antipsychotic and antidepressant. Conclusion: Trichotillomania shows diverse psychiatric appearance in most cases, so there is not specific treatment for this condition. It is necessary to treat trichotillomania with their comorbidities, especially the ones with oral habits, who present potential surgical patients. [ABSTRACT FROM AUTHOR]