ASSOCIATION OF MELANOMA AND INCIDENCE OF PARKINSON’S DISEASE: A COHORT STUDY IN US VETERANS
2024

Melanoma and Parkinson's Disease in US Veterans

Sample size: 13737081 publication Evidence: moderate

Author Information

Author(s): Scott Gregory, Neilson Lee, Unni Vivek, Arnold Moriah

Primary Institution: Portland VA Medical Center, Oregon Health & Science University

Hypothesis

Is there an association between melanoma and the incidence of Parkinson's disease in US veterans?

Conclusion

The study found that certain melanoma subtypes and precursor lesions are associated with an increased incidence of Parkinson's disease.

Supporting Evidence

  • Atypical/dysplastic nevi was associated with increased PD incidence (HR = 1.4 [1.2,1.7]).
  • Superficial spreading type melanoma was associated with PD (HR = 1.8 [1.0, 3.3]).
  • Lentigo maligna melanoma was associated with PD (HR = 1.6 [1.2, 2.1]).
  • In VA pathology reports, superficial spreading type had a greater effect size (HR = 10.4 [6.5,16.9]).
  • In VA pathology reports, lentigo maligna had a greater effect size (HR = 6.4 [3.4,11.8]).

Takeaway

This study looked at whether having melanoma could lead to getting Parkinson's disease, and it found that some types of melanoma might be linked to a higher chance of getting Parkinson's.

Methodology

A retrospective cohort study using propensity score matching and adjustment for competing risks and confounders.

Limitations

Adjustment for ascertainment bias is needed.

Participant Demographics

US military veterans.

Statistical Information

Confidence Interval

95% CI

Digital Object Identifier (DOI)

10.1093/geroni/igae098.2825

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