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Read MoreUnderstanding Parkinson's Plus Syndromes: Symptoms, Diagnosis, and Treatment
Medically reviewed by Alan Lucks | MD , Alan Lucks MDPC Private Practice - New York on May 6th, 2023. Updated on April 17th, 2026
Key Takeaways
The four disorders—Progressive Supranuclear Palsy, Multiple System Atrophy, Corticobasal Degeneration, and Dementia with Lewy Bodies—affect approximately 15% of people initially diagnosed with movement disorders but progress 2-3 times faster than typical Parkinson's.
Distinctive red flags include inability to look down voluntarily, severe blood pressure drops when standing (30+ mmHg systolic), and cognitive decline within the first 2 years of motor symptoms appearing.
Unlike Parkinson's disease, these conditions show poor or no response to levodopa therapy, with less than 30% of patients experiencing meaningful improvement from standard dopamine medications.
Abnormal protein accumulation varies by type: tau proteins damage brain cells in PSP and CBD, while alpha-synuclein deposits characterize MSA and DLB, explaining the different symptom patterns.
Survival rates differ significantly—MSA patients typically live 6-10 years after onset, while those with DLB may survive 5-8 years, making early accurate diagnosis crucial for care planning.
Parkinson's plus syndromes, also known as atypical Parkinson's, are a group of rare neurological disorders that affect the brain and nerve cells. These conditions share some similarities with Parkinson's disease but also present additional symptoms. In this article, we'll explore the types of Parkinson's plus syndromes, their symptoms, how they are diagnosed, and the available treatment options.
What are Parkinson's Plus Syndromes?
Parkinson's plus syndromes are caused by a lack of dopamine, a chemical in the brain that helps control movement. This occurs due to the loss of dopaminergic neurons in the basal ganglia, a brain region crucial for movement control. While Parkinson's disease is the most common condition associated with low dopamine levels, about 15% of people with dopamine deficiency have one of the Parkinson's plus syndromes.
Types of Parkinson's Plus Syndromes
There are four main types of Parkinson's plus syndromes:
Progressive Supranuclear Palsy (PSP): The most common Parkinson's plus syndrome, PSP causes stiffness, walking difficulties, and eye movement problems.
Dementia with Lewy Bodies: The second most common form of dementia, this condition leads to confusion, hallucinations, and cognitive decline. Initial symptoms of dementia precede the motor symptoms of Parkinson's disease.
Multiple System Atrophy: Affecting the autonomic nervous system, this disorder causes fainting, bladder control issues, and constipation, along with typical Parkinson's symptoms.
Corticobasal Degeneration: The rarest of the four main types, this condition affects the cerebral cortex and basal ganglia, causing muscle control loss, cognitive issues, and difficulty speaking.
Diagnosing Parkinson's Plus Syndromes
Diagnosing Parkinson's plus syndromes can be challenging, as they share many symptoms with other neurological conditions. If your doctor suspects you may have Parkinson's or a Parkinson's plus syndrome, they will likely refer you to a neurologist. The neurologist will perform a physical examination, assess your movement and ability to follow directions, and may recommend blood tests and brain scans to rule out other conditions.
If these tests do not reveal the cause of your symptoms, your doctor may prescribe a medication called carbidopa-levodopa, which your brain can convert into dopamine. If your symptoms improve, it may be enough to diagnose Parkinson's disease. However, if the medication is ineffective or only works temporarily, it could indicate a Parkinson's plus syndrome.
Treatment Options for Parkinson's Plus Syndromes
Currently, there is no cure for Parkinson's plus syndromes, and the exact cause is unknown. Treatment focuses on managing symptoms and may include:
Medication to improve movement and reduce stiffness
Drugs to help with multiple system atrophy symptoms, such as fainting and constipation
Assistive devices like canes or walkers to aid mobility
Speech therapy to improve communication
Exercise and physical therapy to strengthen muscles and increase flexibility
Occupational therapy to simplify everyday tasks
If you or a loved one are experiencing symptoms similar to Parkinson's disease, it's essential to consult with a healthcare professional. Early diagnosis and proper management can help improve quality of life for those living with Parkinson's plus syndromes. For more information, isit the Parkinson's Foundation, National Institute of Neurological Disorders and Stroke, or the Michael J. Fox Foundation for Parkinson's Research.
The Bottom Line
These rapidly progressing disorders require specialized management since standard Parkinson's treatments often fail, emphasizing the importance of early differentiation through expert evaluation. Comprehensive symptom management through physical therapy, speech therapy, and safety modifications can significantly improve quality of life despite the progressive nature. If you're experiencing movement problems combined with eye movement difficulties, cognitive changes, or blood pressure issues, Doctronic can connect you with specialists for proper evaluation.
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