Idiopathic
parkinsonism
or Lewy body
PD

Secondary
(symptomatic)
parkinsonism

Drug-induced
(dopamine
receptor
blockers,
presynaptic
dopamine-depleting
agents)
Toxin-induced
(MPTP,
manganese,
carbon
monoxide,
hypoxia)
Metabolic
disorders (eg,
Wilson's
disease)
The brown
ring is
prominent
for Wilsons
The brown
ring around
Iris is the
copper in
Wilson's.

Vascular
parkinsonism
Postencephalitic
Posttraumatic
Muhammad Ali
the greatest
Boxer of all
times
Neurodegenerative
diseases
Progressive
supranuclear
palsy

Multiple
system
atrophy

Cortical-basal
ganglionic
degeneration

Diffuse Lewy
body disease

Amyotrophic
lateral
sclerosis/parkinsonism-dementia
complex of
Guam
Alzheimer's
disease with
extrapyramidal
signs
Rigid
variant of
Huntington's
disease
Hallervorden-Spatz
disease
Other
disorders
with
parkinsonian
features
Normal
pressure
hydrocephalus
Psychogenic
parkinsonism