Jin Kyung Kim

Clinicopathologic mismatch in young-onset parkinsonism: Multiple system atrophy masquerading as a neurotransmitter synthesis disorder.

BACKGROUND Multiple system atrophy (MSA) is a progressive adult-onset synucleinopathy that remains difficult to diagnose clinically, particularly in younger patients and during early disease stages. Brainstem nuclei degeneration resulting in reduced monoamines in cerebrospinal fluid (CSF) analysis may further complicat...