Allotriophagy in a Patient With Schizophrenia: A Case Report
Sarah B Guttman, Mateus R Alessi, Enzo S Carioni, Bruna Furukawa, Valentina G Ramos, Gabriella Shinmi, Carlos Naufel, Alexandre K Mousfi, Sivan Mauer

TL;DR
A patient with schizophrenia repeatedly ingested non-food items, highlighting the challenges in managing this dangerous behavior and the need for comprehensive care.
Contribution
This case report emphasizes the need for multidisciplinary approaches in managing allotriophagy in schizophrenia.
Findings
The patient required multiple hospitalizations and surgeries to remove ingested foreign objects.
Psychiatric treatment adjustments failed to fully prevent the compulsive ingestion behavior.
The case underscores the importance of integrated clinical and social strategies for managing such patients.
Abstract
Allotriophagy, also known as pica, is an eating disorder characterized by the recurrent and compulsive ingestion of non-nutritive substances, such as metals, glass, and paper. This behavior may be associated with various medical and psychiatric conditions, being frequently reported in patients with schizophrenia. Schizophrenia is a chronic mental disorder that impairs an individual’s cognitive and behavioral functioning, potentially leading to heightened impulsivity and risky behaviors, such as the ingestion of foreign objects. This case report aims to describe an episode of allotriophagy in a schizophrenic patient, discussing its clinical and therapeutic implications. The patient, a male with a prior diagnosis of schizophrenia, exhibited recurrent episodes of object ingestion, including pens, toothbrushes, cardiac monitoring electrodes, and glass fragments. During hospital admission,…
Genes, proteins, chemicals, diseases, species, mutations and cell lines named across the full text — each resolved to its canonical identifier and authoritative record.
Click any figure to enlarge with its caption.
Figure 1
Figure 2
Figure 3Peer Reviews
No public reviews on file for this paper yet. If you reviewed it on a platform where reviews are public (OpenReview, ICLR, NeurIPS, ICML), you can paste yours below so the community can read it here.
Videos
No videos yet. Explain this paper in a talk, walkthrough, or lecture? Add one.
Taxonomy
TopicsNitric Oxide and Endothelin Effects · Peroxisome Proliferator-Activated Receptors · Aortic Disease and Treatment Approaches
