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©The Author(s) 2025.
World J Psychiatry. Mar 19, 2025; 15(3): 99901
Published online Mar 19, 2025. doi: 10.5498/wjp.v15.i3.99901
Published online Mar 19, 2025. doi: 10.5498/wjp.v15.i3.99901
Table 1 Time course and stages of Parkinson's disease
Phase | Potential neurotransmitters/source | Symptoms | Location |
Advanced (late nonmotor and motor symptoms) | Ach/basal forebrain orexin/posterior hypothalamus histamine/TMNGABA/ventrolateral preoptic area | Emotional and cognitive disturbances | Cortex |
Symptomatic (motor and nonmotor manifestations) | Dopamine/substantia nigra parscompactaSerotonin/dorsal and ventralraphe nuclei | Dyskinesia motor fluctuation movement problems | Substantia nigra |
Prodromal (early nonmotor symptoms) | Ach/ventral tegmental area GABA/ventral tegmental area epinephrine/locus coeruleus glutamate/sub-coeruleus area | Hyposmia | Olfactory bulb |
Sleep disorders | Brain stem | ||
Autonomic dysfunction | Vagus nerve | ||
Constipation | Enteric nervous plexuses of the foregut |
- Citation: Zhang CG, Zhang Y, Xu K, Wang S, Bai Y. Correlation of inflammatory markers with depression and sleep disorders accompanying the prodromal stage of Parkinson’s disease. World J Psychiatry 2025; 15(3): 99901
- URL: https://www.wjgnet.com/2220-3206/full/v15/i3/99901.htm
- DOI: https://dx.doi.org/10.5498/wjp.v15.i3.99901