Related Experiment Video
Updated: Jul 13, 2026

Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
Published on: November 21, 2013
Scurvy: a presenting sign of psychosis
Sarah Tuttleton Arron1, Wilson Liao, Toby Maurer
1Department of Dermatology, University of California, San Francisco, CA 94110, USA.
Abstract:
Nutritional deficiency may be a presenting sign of undiagnosed psychiatric illness. In this case, we present a patient with scurvy as a complication of fixed psychotic delusions regarding his diet. Dermatologists may play a crucial role in the recognition of psychiatric illnesses and appropriate referral for care.
Related Concept Videos
Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within the...
Schizophrenia
Psychosis and Antipsychotic Drugs: Overview
Positive Symptoms of Schizophrenia: Hallucinations and Delusions
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes loosely...
Positive Symptoms Schizophrenia: Hallucinations and Delusions
Hallucinations
Hallucinations in...
Psychological and Sociocultural Causes of Schizophrenia