Calcified carotid artery atheromas in individuals with cognitive dysfunction

Authors

  • Anton Jonsson a Division of Periodontology, Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden; b Department of Periodontology, Public Dental Service at Eastmaninstitutet, Stockholm County Council, Stockholm, Sweden
  • Jacob Holmer a Division of Periodontology, Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden
  • Leif Kullman c Division of Oral and Maxillofacial Radiology, Department of Dental Medicine Karolinska Institutet, Huddinge, Sweden
  • Maria Eriksdotter d Division of Clinical Geriatrics, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; e Theme Inflammation and Aging, Karolinska University Hospital, Huddinge, Sweden
  • Jan Ahlqvist f Oral and Maxillofacial Radiology, Department of Odontology, Umeå University, Umeå, Sweden
  • Eva Levring Jäghagen f Oral and Maxillofacial Radiology, Department of Odontology, Umeå University, Umeå, Sweden
  • Kåre Buhlin a Division of Periodontology, Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden

DOI:

https://doi.org/10.1080/00016357.2022.2152863

Keywords:

Alzheimer’s disease, cardiovascular disease, cognitive disorders, dentistry, panoramic radiography

Abstract

Objective

The aim of this case-control study was to investigate whether cognitively impaired individuals have a higher burden of calcified carotid artery atheroma (CCAA) than controls without cognitive impairment.

Material and methods

The study included 154 cases with Alzheimer’s disease (n = 52), mild cognitive impairment (n = 51), or subjective cognitive decline (n = 51) diagnosed at a university memory clinic. Seventy-six cognitively healthy controls were sampled through the Swedish population register. All participants underwent clinical oral and panoramic radiographic examinations. Two oral and maxillofacial radiologists performed blinded analyses of the panoramic radiographs for signs of CCAA, which was registered as absent or present and, if present, unilateral or bilateral. Consensus assessment was used for all statistical analyses.

Results

CCAA was common (40%) in this middle-aged and older Swedish population. We found no differences in the prevalence of CCAA between cases and controls (40% vs. 42%).

Conclusion

Cognitively impaired patients do not have a higher burden of CCAA than matched controls without cognitive impairment.

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Published

2023-05-19