Obsessive-Compulsive Symptoms as a Manifestation of Homocystinuria

Homocystinuria is a rare autosomal recessive metabolic disorder due to a defect in the cystathionine β-synthase (CBS) that leads to high homocysteine plasma levels. Psychiatric symptoms secondary to homocystinuria have been described in the literature; however, there is a lack of information about o...

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Bibliographic Details
Main Authors: Vera Froes, Hugo Afonso, Zita Gameiro
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Case Reports in Psychiatry
Online Access:http://dx.doi.org/10.1155/2021/5523453
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Summary:Homocystinuria is a rare autosomal recessive metabolic disorder due to a defect in the cystathionine β-synthase (CBS) that leads to high homocysteine plasma levels. Psychiatric symptoms secondary to homocystinuria have been described in the literature; however, there is a lack of information about obsessive-compulsive symptoms correlated to this disorder. We describe the case of a 39 years old man, diagnosed with homocystinuria in childhood, with no previous psychiatric history that presented obsessive-compulsive disorder (OCD) like symptoms, as a manifestation of homocystinuria. This case underlines the importance for a psychiatrist to explore medical nonpsychiatric history, especially when presentation is abrupt, atypical, or in treatment-resistant cases.
ISSN:2090-682X
2090-6838