Cannabis arteritis: review of the literature.

Consumption of cannabis in young adults has continued to increase in recent years. Cannabis arteritis was first described in the 1960s, but the number of cases has continued to increase. We reviewed current knowledge of the different types of cannabis arteritis in young adults and found 70 cases of cannabis arteritis in the literature.

[Heart rate variability. Applications in psychiatry].

Background: The autonomic nervous system sends messages through the sympathetic and parasympathetic nervous system. The sympathetic nervous system innervates the cardioaccelerating center of the heart, the lungs (increased ventilatory rhythm and dilatation of the bronchi) and the non-striated muscles (artery contraction). It releases adrenaline and noradrenaline.

Catatonia recognition and treatment.

Background: Catatonic syndrome is no longer considered a subtype of schizophrenia but is more frequently associated with mood disorders (mania, melancholia, and psychotic depression) as well as general medical conditions (neurological disorders, drug-induced and toxic-induced conditions, metabolic conditions). A case of catatonia is reported which occurred after alcohol withdrawal.

Case Report: Catatonia occurred 48 hours after alcohol withdrawal in a 54-year-old woman who had stopped all her treatment (in the context of a type II bipolar disorder).