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Parkinson's Disease - Coggle Diagram
Parkinson's Disease
treatment
Levodopa / carbidopa
Dopamine agonists
MAO-B inhibitors
Deep brain stimulation
Physical / OT therapy
Diagnosis
Clinical exam (UPDRS)
DaTscan (dopamine imaging)
MRI (rule out mimics)
Levodopa response
Prognosis
Chronic & progressive
No cure
Worsening motor decline
Falls / aspiration risk
Dementia (late stage)
Etiology
Idiopathic (unknown)
Advanced age (>60)
Genetics (LRRK2, SNCA)
Pesticide / toxin exposure
Male sex
pathophysiology
Substantia nigra degeneration
Loss of dopaminergic neurons
Dopamine deficiency
Basal ganglia dysfunction
Lewy bodies (α-synuclein)
Symptoms
Fatigue
Feels stiff / slowed
Sleep disturbance
Depression / anxiety
Loss of smell (anosmia)
signs
Resting “pill-rolling” tremor
Cogwheel rigidity
Bradykinesia
Postural instability
Shuffling gait