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Which are the symptoms of Primary lateral sclerosis?

See the worst symptoms of affected by Primary lateral sclerosis here

Primary lateral sclerosis symptoms

Symptoms of Primary Lateral Sclerosis (PLS)


Primary Lateral Sclerosis (PLS) is a rare neurological disorder that affects the upper motor neurons in the brain and spinal cord. It is characterized by progressive weakness and stiffness in the muscles, leading to difficulties with movement and coordination. PLS is often mistaken for other motor neuron diseases, such as amyotrophic lateral sclerosis (ALS), due to the similarity in symptoms. However, PLS progresses more slowly and primarily affects the upper motor neurons, while ALS affects both the upper and lower motor neurons.



1. Muscle Weakness


Muscle weakness is one of the primary symptoms of PLS. It typically begins in the lower limbs and gradually progresses to the upper limbs. The weakness is usually more pronounced on one side of the body initially and then spreads to the other side over time. The affected muscles may become increasingly difficult to control, leading to problems with walking, gripping objects, and performing fine motor tasks.



2. Spasticity


Spasticity refers to the increased muscle tone and stiffness experienced by individuals with PLS. It can cause muscle cramps, spasms, and tightness, making movements more challenging. Spasticity often affects the legs first, causing a stiff-legged gait and difficulty with walking. Over time, it may also affect the arms and other muscle groups, further impairing coordination and mobility.



3. Hyperreflexia


Hyperreflexia is a condition characterized by exaggerated reflexes. In PLS, the upper motor neuron damage leads to overactive reflexes, causing an abnormal response to stimuli. For example, a slight tap on the knee may result in an exaggerated knee jerk reflex. Hyperreflexia can contribute to muscle stiffness and spasticity, further hindering movement.



4. Dysarthria


Dysarthria is a speech disorder commonly associated with PLS. It is caused by weakness and lack of coordination in the muscles responsible for speech production, such as the tongue, lips, and vocal cords. Individuals with dysarthria may experience slurred speech, difficulty pronouncing words, and changes in voice quality. Communication challenges can arise as the condition progresses, impacting social interactions.



5. Dysphagia


Dysphagia refers to difficulties with swallowing. In PLS, weakness and spasticity in the muscles involved in swallowing can lead to problems with chewing and moving food or liquids from the mouth to the stomach. Dysphagia can result in choking, coughing, and aspiration, increasing the risk of respiratory infections and malnutrition. It is essential for individuals with PLS to work with speech therapists and dieticians to manage swallowing difficulties and maintain proper nutrition.



6. Fatigue


Fatigue is a common symptom experienced by individuals with PLS. The constant effort required to overcome muscle weakness and spasticity can be exhausting, both physically and mentally. Fatigue can significantly impact daily activities and quality of life. Adequate rest, energy conservation strategies, and assistive devices can help manage fatigue and preserve energy levels.



7. Emotional and Cognitive Changes


While PLS primarily affects the motor neurons, some individuals may also experience emotional and cognitive changes. These can include mood swings, depression, anxiety, and difficulties with memory, attention, and executive functions. Emotional and cognitive symptoms can vary in severity and may require additional support and management.



8. Absence of Lower Motor Neuron Symptoms


Unlike ALS, PLS primarily affects the upper motor neurons and does not involve the lower motor neurons. This means that individuals with PLS do not typically experience muscle twitching (fasciculations), muscle wasting (atrophy), or loss of reflexes in the affected muscles. The absence of lower motor neuron symptoms can help differentiate PLS from other motor neuron diseases.



It is important to note that the progression and severity of PLS symptoms can vary among individuals. Some individuals may experience a more rapid decline, while others may have a slower progression with long periods of stability. Early diagnosis and a comprehensive treatment plan involving a multidisciplinary team of healthcare professionals can help manage symptoms, improve quality of life, and provide support for individuals with PLS and their families.


Diseasemaps
2 answers
Probably not being able to do the things that you did unconsciously. For example, walking, talking, and loss of strength.

Posted Mar 4, 2017 by hank 1470

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I've had PLS for 20 years but, my biggest bug bear is Emotional Lability.
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I am 61 years old and have had PLS for the last 26. I’ve been in a scooter/power chair since 2003, and after many years of getting weaker, my right arm went out of commission 3 years ago. I still have partial use of my left arm, and my voice/mouth/...
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Tenho a doença à pelo menos 17 anos.   Contactos   https://www.facebook.com/groups/elalsovideos/   https://www.facebook.com/Deady3?fref=nf   SKYPE: victor_tug      

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