Are You Feeling Dizzy or Unsteady? It Might Be Important to Know About Multiple System Atrophy (MSA)

Imagine standing up quickly and feeling your head spin so much that you almost fall. You might brush it off as simple tiredness or low blood sugar. But sometimes, sudden balance problems and strange body changes can point to something deeper.

Today, we will talk about a rare and serious brain condition called Multiple System Atrophy, known to doctors as MSA. While it sounds complicated, we will break it down into simple, easy-to-understand words so you know what to look for and how to handle it.

What Is Multiple System Atrophy?

MSA is a rare brain condition where certain parts of your brain slowly shrink and get damaged. As time passes, the body loses the abilities and actions that these brain areas used to control. Sadly, this condition is progressive and eventually leads to death.

In the past, doctors used three different names for these symptoms:

• Shy-Drager syndrome .
• Sporadic olivopontocerebellar atrophy .
• Striatonigral degeneration .

Later on, researchers realized these conditions share many common features. They grouped them together under the name Multiple System Atrophy. "Multiple System" means it affects several body systems at once. The specific signs you experience depend entirely on which parts of your brain face damage.

Doctors classify MSA into two main types based on the most obvious symptoms:

Who Is Most at Risk for MSA?

MSA usually affects older adults, especially those over the age of 30. Symptoms most commonly start to show up between the ages of 50 and 59. This condition can affect anyone, regardless of gender.

This is a very rare condition. Statistics show that every year, only about 0.6 to 0.7 out of every 100,000 people develop it. It is not a common illness that you see every day in society.

How Does MSA Affect Your Body?

MSA happens when cells in various parts of the brain break down and die. Your symptoms depend on which specific brain regions take damage. The main areas affected include:

• Basal Ganglia: These sit in the middle of your brain and act like a central hub. They connect different brain regions so they can work together smoothly.
• Brainstem: This controls the automatic life functions your body does without thinking, such as breathing, heart rate, and blood pressure control.
• Cerebellum: This sits at the back and bottom of your head. It coordinates body movements and keeps your balance steady. Recent studies show it also helps with emotions and decision-making.

When these brain areas take damage, the processes they control start to fail. For instance, damage to the brainstem leads to severe problems with automatic processes like blood pressure regulation.

Main Symptoms of MSA.

Some symptoms appear in both types of MSA, while other signs belong specifically to one type. The most common shared feature is autonomic dysfunction. Simply put, your body struggles to run its automatic, everyday processes.

Autonomic Dysfunction Symptoms.

• Orthostatic Hypotension: This is often one of the very first signs people notice. When you stand up quickly from a sitting or lying position, your blood pressure drops suddenly. This makes your head spin, your vision blur, or causes you to faint.
• Bladder and Bowel Control Issues: You might experience accidental urine leaks (urinary incontinence) or bowel control problems (fecal incontinence).
• Erectile Dysfunction: Men often face trouble getting or keeping an erection during sexual activity.
• Sleep Disturbances: A condition called REM sleep behavior disorder is common. During sleep, you might act out your dreams by moving your arms and legs, shouting, or flailing.
• Reduced Sweating (Anhidrosis): Your body stops producing normal amounts of sweat.
• Vision Problems, Dry Mouth, Sleep Apnea, and Constipation: These also happen often.

Mental and Emotional Symptoms.

About one-third of people with MSA experience changes in thinking and focus. Controlling emotions also becomes difficult, leading to mental health struggles such as:

• Anxiety .
• Depression .
• Inappropriate crying or laughing spells .
• Panic attacks .
• Thoughts of self-harm or suicide .

Movement-Related Symptoms.

These signs vary depending on whether you have the MSA-C or MSA-P type.

What Causes MSA?

To be honest, there is still no exact, known cause for MSA. However, scientists suspect a special protein called alpha-synuclein plays a major role. Experts believe that abnormal buildups of this protein in different brain areas damage healthy brain cells. Curiously, doctors suspect this same protein contributes to Parkinson's disease as well.

Proteins are essential for your body to function correctly. However, when proteins build up incorrectly in the wrong places, they harm your cells. That is what happens in MSA.

Researchers are still studying why this alpha-synuclein protein builds up in the brain. Some suspect genetic mutations play a part. Evidence shows that the MSA-C type can sometimes pass down through families to a small degree. However, researchers have not found a clear genetic link for the MSA-P type yet.

How Is MSA Diagnosed?

Diagnosis is the most challenging part of this condition. The only way to confirm MSA with 100% certainty is by examining brain tissue after a person passes away. This is because no technology currently exists to check for alpha-synuclein protein deposits in a living person's brain.

However, doctors can suspect and diagnose MSA while you are alive. They evaluate your symptoms, medical history, family history, and how your body responds to specific treatments. Doctors often initially diagnose Parkinson's disease. But as new symptoms appear over time, or if standard Parkinson's medicines fail to work, the diagnosis changes to MSA.

Differences Between MSA and Parkinson's Disease.

Tests Used for Diagnosis.

Very few direct tests confirm MSA. Doctors usually run several tests to rule out other medical conditions and gather evidence supporting an MSA diagnosis:

• MRI (Magnetic Resonance Imaging) Scan: This sometimes reveals brain tissue damage. In MSA-C, it can show a pattern called the "hot cross bun" sign in a specific brain area, which looks like a cross marked on a bun. However, other conditions can also cause this sign, so doctors cannot rely on it alone.
• Genetic Testing: This checks for gene mutations linked to the alpha-synuclein protein.
• Skin Biopsy: Newer research suggests this test can sometimes detect alpha-synuclein deposits in skin nerve tissue, though this remains experimental.

Your doctor will explain which tests you need and what results to expect based on your specific situation.

Are There Treatments for MSA?

Unfortunately, no treatment currently exists to completely cure MSA. Therefore, the main goal of treatment is to manage symptoms, minimize daily disruptions for as long as possible, and maintain a good quality of life.

Treatments depend on your specific symptoms and how severe they are. For example, doctors prescribe blood pressure medicines for orthostatic hypotension, muscle relaxants for stiffness, and other medicines for bladder control. Therapies such as physiotherapy and speech therapy are also very important.

What Is the Future Outlook for Someone Diagnosed with MSA?

MSA is a condition that gets worse over time. About half of those diagnosed need walking assistance (such as a cane or walker) within 5 years of symptom onset. Around 60% require a wheelchair after five years. Within 6 to 8 years, the majority of patients become bedridden.

As the condition progresses, patients require various medical interventions to support bodily functions:

• Tracheostomy: Creating a small opening in the throat with a breathing tube for severe breathing difficulties.
• Tube Feeding: Providing nutrition through a feeding tube when swallowing becomes impossible.
• Catheters or Surgery: Managing bladder and bowel control issues.

Generally, a person's average life expectancy after an MSA diagnosis is 6 to 10 years. Some mild cases live up to 15 years. However, if the condition is aggressive, life expectancy can be much shorter.

Death usually results from complications of the condition, such as:

• Pneumonia .
• Sepsis (severe blood infections from urinary tract issues) .
• Sudden death due to breathing control failures originating in the brain during sleep.

How Do We Care for a Loved One?

Because MSA symptoms worsen over time, loved ones eventually reach a point where they cannot live independently. also, their ability to think, speak, and make decisions for themselves may decline.

Because of this, it is crucial to talk about the future with your loved ones early on, while they still have a clear mind. If a time comes when they cannot make decisions, having prior conversations and legally documenting their medical care preferences makes things much easier for everyone involved.

When Should You See a Doctor?

Many early signs of MSA require a conversation with a doctor right away:

• Erectile dysfunction .
• Persistent dizziness or fainting when standing up .
• Sleep problems, especially sleep apnea or abnormal movements .

If a doctor previously diagnosed you with a movement disorder like Parkinson's disease, reporting any new symptom changes is vital. Specifically, if standard Parkinson's medicines like levodopa stop working, that serves as a strong indicator that the condition might be MSA.

MSA is a severe, life-threatening condition. While there is no cure, many symptoms respond well to treatment. These treatments help maintain a good quality of life for years. This extra time gives you wonderful opportunities to enjoy life and spend happy moments with your loved ones.

Sources and References.

• Mayo Clinic. (2025). Multiple System Atrophy: Symptoms and Causes. Retrieved from Mayo Clinic patient care guidelines.
• National Health Service (NHS). (2024). Multiple System Atrophy Overview. UK patient health portal.
• Cleveland Clinic. (2024). Multiple System Atrophy (MSA): Diagnosis and Management.
• National Institute of Neurological Disorders and Stroke (NINDS). (2024). Multiple System Atrophy Fact Sheet. NIH.
• World Health Organization (WHO). (2025). Global Neurology and Neurodegenerative Disease Reports.