[Benzodiazepines in the treatment of schizophrenia: a review].

Since the introduction of benzodiacepines in the medical practice their use has been generalized to numerous clinical situations. One of them is schizophrenia. In this article we analize the main settings for its use and the possible mechanisms of action, trying to draw some recomendations applicable to the psychiatric practice.

[Treatment of catatonia with lorazepam].

The most recent medical literature has emphasized the notion that catatonia is a syndrome rather than a disease and, on this basis it is associated with a wide variety of medical, neurological and psychiatric conditions. The authors report on five cases of catatonic patients with a favorable response to Lorazepam and analyze the possible mechanisms of action of this Benzodiazepine in catatonic syndrome.

[Parasitic delusions: literature review and report of new cases].

Delusion of parasitosis is an unshakeable conviction that small organisms or parasites infest the body even though there is no confirmative physical evidence. Since 1938, when K.A.