I had compiled this list for another forum.
Trust it will be helpful for heathunlocked readers, too.
BBB = Blood Brain Barrier
CD = Carbidopa
CD/LD = Comination of carbidopa and levodopa
C/L = Carbidopa/levodopa
CNS = Central Nervous System
CR = Controlled Relase
DA = Dopamine agonist
DBS = Deep-brain stimulation
DX = Diagnosis
ER = Extended Release
ET = Essential tremor
Hcl = hydrochloride
HDT = high-dose thiamine
HwP = Husband with Parkinson’s
IBD = Inflamatory bowel disease
IR = Immediate Release
JPD = Juvenile Parkinson’s
LD = Levodopa
MDS = Movement Disorder Specialist
MRCs = Motor Response Complications
Micro-lingual = sublingual
nOH = Neurogenic orthostatic hypotension
OD = Overdose
Off episode = period of time when the benefit of an individual dose of levodopa begins to wane, and symptoms reemerge
PBM = Photobiomodulation
PNS = Peripheral Nervous System
PD = Parkinson’s disease
PDD = Parkinson’s disease dementia
PSP = Progressive supernuclear palsy
PwP = People with Parkinson’s
RSB = Rock Steady Boxing
SL = sublingual
SNR = Signal-to-noise ratio
Sweet spot = most effective dose
TRAP = Tremor, rigidity, akinesia, postural instability
UPDRS = Unified Parkinson’s Disease Rating Scale
WwP = Wife with Parkinson’s
YOPD = Young-onset Parkinson’s disease