Is Alexithymia the Link Between Anorexia and Autism Spectrum Disorders?

alexithymia anorexia nervosa autism spectrum disorder interoception

Journal

Clinical neuropsychiatry
ISSN: 2385-0787
Titre abrégé: Clin Neuropsychiatry
Pays: Italy
ID NLM: 101237961

Informations de publication

Date de publication:
Jun 2022
Historique:
entrez: 13 7 2022
pubmed: 14 7 2022
medline: 14 7 2022
Statut: ppublish

Résumé

Alexithymia main features include deficits in empathy, emotion recognition and regulation. Alexithymia has been recently proposed as a potential key to explain the presence of the so-called 'autistic spectrum disorder' signs (ASD), in patients with Anorexia Nervosa (AN). Objective of this review is to summarize current knowledge on the potential role of alexithymia in linking ASD and AN. A systematic search has been conducted on PUBMED database of the last 10 years, in accordance with PRISMA Guidelines, applying queries in the 'PubMed Advanced Search Builder'. We initially retrieved 18 papers; the final selection has led to seven papers. According to the available studies, alexithymia is widely represented in samples of AN patients and comorbid ASD traits. However, the specific load of alexithymia in AN with ASD features is still in debate, as well as the potential role of interoceptive deficits. We have found several limitations in the reviewed studies, which shared a cross-sectional design, with no comparison between a pre and a post-treatment condition (except for one study), small samples sizes and some heterogeneity of administered instruments. the specific load of alexithymia in explaining the link between AN and ASD is still in debate. Interoception deficit has been proposed as having a crucial role. Further research should be devoted to longitudinal studies and not only to cross-sectional observations.

Identifiants

pubmed: 35821872
doi: 10.36131/cnfioritieditore20220302
pmc: PMC9263678
doi:

Types de publication

Journal Article

Langues

eng

Pagination

137-149

Informations de copyright

© 2022 Giovanni Fioriti Editore s.r.l.

Déclaration de conflit d'intérêts

Competing interests: None.

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Auteurs

Mario Miniati (M)

Department of Clinical and Experimental Medicine, Psychiatric Clinic, University of Pisa, Via Roma 67, 56100, Pisa, Italy.

Donatella Marazziti (D)

Department of Clinical and Experimental Medicine, Psychiatric Clinic, University of Pisa, Via Roma 67, 56100, Pisa, Italy.

Laura Palagini (L)

Department of Neuroscience and Rehabilitation, University of Ferrara, Via Fossato di Mortara 64/A, 44121, Ferrara, Italy.

Classifications MeSH