Digestive Issues May Serve as Early Indicators of Parkinson’s Disease, Research Suggests

Sat Aug 26 2023
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NEW YORK: Recent research has revealed a potential link between digestive issues, such as constipation and difficulty swallowing, and an increased risk of Parkinson’s disease. While the connection between the gastrointestinal tract and various neurological conditions has been explored, the specific relationship between digestive disorders and Parkinson’s has received less attention.

A newly conducted study has shed light on this matter, offering observational evidence that clinical gut problems could predict the future development of Parkinson’s disease, according to the authors.

The study involved a comparison of medical records from three groups: individuals diagnosed with Parkinson’s disease, Alzheimer’s disease, and cerebrovascular disease. Researchers analyzed the frequency of gastrointestinal conditions in the six years leading up to the respective diagnoses.

Relationship Between Digestive Issues and Parkinson’s Disease

By examining medical records of individuals diagnosed with 18 different gut conditions and tracking their health over five years, researchers found that certain digestive disorders were associated with a higher susceptibility to Parkinson’s disease. Individuals experiencing constipation, difficulty swallowing, and delayed stomach-to-intestine digestion were over two times more likely to develop Parkinson’s within the five years preceding their diagnosis. Irritable bowel syndrome (IBS) without diarrhea was also linked to a 17% increased risk.

Notably, some gastrointestinal symptoms like functional dyspepsia, IBS with diarrhea, and diarrhea accompanied by fecal incontinence were more prevalent among individuals who later developed Parkinson’s disease. However, these symptoms were also present before the onset of Alzheimer’s disease, aneurysms, or strokes.

Surprisingly, conditions like inflammatory bowel disease did not appear to elevate the risk of Parkinson’s development, according to the study.

These findings highlight the importance of heightened awareness of gut problems among individuals at a higher risk of Parkinson’s disease. Researchers also emphasize the need for further exploration of the connections between gastrointestinal conditions and other neurological disorders, such as Alzheimer’s, strokes, and aneurysms.

Experts suggest that understanding the role of gut issues in the early stages of Parkinson’s could potentially lead to early detection, improved symptom management, and strategies to slow or halt the disease’s progression.

While the findings suggest a correlation between gut conditions and Parkinson’s disease, the study’s authors caution that the relationship is currently correlational, leaving room for the possibility of an unknown third risk factor linking both gastrointestinal conditions and the development of Parkinson’s disease.

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