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C-reactive protein: vascular risk marker in elderly patients with mental illness
Karin Nilsson1, Lars Gustafson, Björn Hultberg
1Department of Psychogeriatrics, Clinical Science, Lund University Hospital, Lund, Sweden.
Insights
Vascular disease is linked to higher C-reactive protein (CRP) levels, a marker of inflammation. This study suggests CRP may help guide therapies for cognitive impairment and dementia by monitoring vascular risk factors.
Area of Science:
- Neurology
- Cardiology
- Biochemistry
Background:
- Growing evidence links vascular disease to cognitive impairment and dementia.
- Modifiable vascular risk factors are key targets for intervention, unlike age or genetics.
- Understanding these links is crucial for developing effective prevention and treatment strategies.
Purpose of the Study:
- To investigate the relationship between vascular disease and diagnoses in patients with mental illness.
- To explore the association of C-reactive protein (CRP) with vascular disease and cognitive conditions.
- To determine if CRP levels can differentiate between various cognitive and mental health diagnoses.
Main Methods:
- Study included 428 patients diagnosed with mental illness.
- Assessed the presence of vascular disease in the patient cohort.
- Measured C-reactive protein (CRP) levels as a biomarker for inflammation and vascular disease.
Main Results:
- Patients with diagnosed vascular disease exhibited significantly higher CRP levels compared to those without.
- Alzheimer's disease patients had lower CRP levels than patients with vascular dementia, mild cognitive impairment, or depression.
- These CRP level differences were not attributable to patient drug treatments.
Conclusions:
- C-reactive protein (CRP) levels correlate with the presence of vascular disease and specific cognitive diagnoses.
- CRP may serve as a valuable biomarker for assessing vascular risk in patients with cognitive impairment.
- Therapeutic strategies targeting vascular risk factors in dementia could potentially be guided by CRP levels.
Background:
There is increasing evidence that vascular disease contributes to cognitive impairment and dementia. Clarification of the role of vascular risk factors in dementia is important because most are modifiable, in contrast to other risk factors such as age and genetics.
Methods:
In 428 patients with mental illness we have investigated the relation of vascular disease to diagnoses, and a biochemical parameter, C-reactive protein (CRP), which is associated with inflammation and vascular disease.
Results:
Patients with vascular disease showed higher CRP levels than patients without vascular disease. Furthermore, patients with Alzheimer's disease showed lower CRP levels than patients with vascular dementia, mild cognitive impairment or depression. There is no obvious reason for this finding, since it could not be attributed to drug treatment.
Conclusion:
The findings indicate that the control of conventional vascular risk factors and therapy could be guided by the level of CRP.
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