Data Driven Subtyping Reveals Two Distinctive Patterns of Deep Gray Matter atrophy and Dopamine Availability in early Parkinson’s Disease

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This analysis identifies two subtypes in Parkinson’s disease, highlighting distinct patterns in dopamine availability and cognitive function.

Two distinct subtypes in early parkinson's disease were identified based on imaging data.
Subtype 1 exhibited significant dopamine reduction and rapid cognitive decline, while subtype 2 presented severe cognitive dysfunction.
Analysis employed machine-learning techniques to assess deep gray matter atrophy and dopamine availability variations.
Findings indicate potential for targeted treatment strategies based on subtype classification, enhancing understanding of parkinson's disease progression.

Oh et al. (2025) studied this question.

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This analysis identifies two subtypes in Parkinson’s disease, highlighting distinct patterns in dopamine availability and cognitive function.