Abstract
Objective: To report one case of rare occurrence, unknown etiopathogenesis, higher prevalence in the elderly and association with other psychiatric disorders in the state of Acre. Case details: Ekbom's syndrome (SE), or parasitic delirium, is a delusional state of obsessive phobic character, in which the patient imagines and believes that he is infected by parasites, which leave the skin. This belief causes the patient to injure himself. The case presented is illustrative of Ekbom's Syndrome and are very close to the prototype described in the literature. Final considerations: As it is a rare condition, it is necessary to be thoroughly investigated to exclude other possible causes of delirium and / or dementia in patients with similar conditions. It will be possible to observe resistance to treatment adherence by the patient. Therefore, joint care with psychiatry should be instituted. The treatment of SE is performed through the use of antipsychotic drugs, with Pimozide being the drug of choice.