Parkinson’s disease (PD) is a relatively common, progressive disease of the central nervous system (more specifically, the basal ganglia). It is often described as a movement disorder but in fact its impact is varied and more complex than this. PD affects approximately 12,000 people in Ireland (Neurological Alliance of Ireland; Feb 2021) and approximately 1.2 million people in Europe (EPDA; 2021) The typical age range of onset is approximately around 60-70 years old, but this can vary. A diagnosis of Parkinson’s Disease does not generally impact your life expectancy.
SLTs can support people with PD who experience difficulty with speech, voice or communication. Others may experience symptoms of swallowing difficulty or memory and language changes
The terms “Parkinsonism” or “Parkinsonian disease” incorporate a number of conditions including:
Watch Garry Boyle speak about Parkinson's Disease and the importance of Speech and Language Therapy
PD occurs as a result of a reduction in Dopamine (a neurotransmitter) in the brain. Pharmacologic intervention for people with PD will typically be prescribed by a Neurologist and/or GP and aims to offer people relief from their symptoms. The pharmacologic management of PD is an area of constant research and continues to evolve as new evidence-based treatments emerge. Further information about the pharmacologic management of PD can be obtained from your neurologist, medical team, or GP.
We may each have our own individual Parkinson’s but we share one thing in common – Hope; Quote from a person with PD
A speech and language therapist (SLT) can work with you on issues related to communication and swallowing, should you be diagnosed with PD. In many cases, a Speech and Language Therapist can assist your Neurological team in reaching an accurate diagnosis, if you are living with symptoms of PD.
A Speech and Language Therapist will work with you to address your communication changes. Even if your speech and communication are very good and your difficulties are very mild, there is value in working with a speech & language therapist as early as possible in order to help to maintain your communication function for as long as possible.
However, it is never too late to seek support from a Speech and Language Therapist for a person with Parkinson’s Disease.
There is value in working with a speech & language therapist as early as possible in order to help to maintain your communication & swallow function for as long as possible.
Each individual experiences Parkinson’s Disease differently. Some people with PD may find that they experience difficulty with speech, voice or communication. Others may experience symptoms of swallowing difficulty or memory and language changes. Working with a speech and language therapist (SLT) is a positive step towards maximising your quality of life and living well with Parkinson’s Disease. Even if you are not experiencing many speech, communication, or swallow symptoms; it is recommended that you work with a Speech and Language Therapist early in your condition, in order to help to optimise your potential outcome, to support maintenance of good function and to help benefit your overall quality of life.
A Registered SLT will help you by assessing your communication and evaluating the best person-centred treatment for your communication changes. This plan will take into consideration your own goals and the needs of you and your family.
A Speech and Language Therapist will empower you to help you to optimise your communication function. They will also provide education to you and your communication partners on how best to support your communication.
Treatment may focus on exercises to prevent or slow down muscle weakness/incoordination affecting your speech and voice, or may focus on compensatory strategies to optimise your speech intelligibility and overall communication.
Treatment generally requires consistent practice from the person with Parkinson’s Disease and the development of self- monitoring skills.
Lee Silverman Voice Therapy (LSVT) is frequently recommended for people living with Parkinson’s Disease. It is delivered by LSVT Certified Speech and Language Therapists and aims to improve vocal function, maximise loudness and optimise pitch range.
Other interventions used with people with Parkinson’s Disease include respiratory intervention (e.g. diaphragmatic breathing/improving respiratory support), high effort respiratory training such as Expiratory Muscle Strength Training (EMST), work on pacing, over articulation, contrastive stress work etc.
In cases of severe communication difficulties; a Speech and Language Therapist will help to support a person with Parkinson’s Disease and their families with set up and use of augmentative devices (e.g. voice amplifier) or alternative communication means (e.g. alphabet boards, text to speech electronic devices, iPad apps), increased use of gesture, handwriting props etc
Deep Brain Stimulation is a surgical treatment that has some limited evidence to support that it may improve speech/communication function. Programming of a DBS unit involves a number of variables that can impact on speech quality or function. It is important to link in with your Speech and Language Therapist before and after this surgical treatment.
A registered speech and Language Therapist will help you by assessing your swallow and evaluating the best person-centred treatment for your difficulties. This treatment plan will take into consideration your own concerns and goals around your eating and drinking, your quality of life and your safety.
As part of your assessment you may be referred for instrumental swallow assessment; including Videofluoroscopy or you may be referred for Fiberoptic Endoscopic Evaluation of swallow (FEES).
A speech and language therapist will help to empower you to optimise your swallow function and efficiency when living with Parkinson’s Disease. A speech and language therapist will also provide education for you and your family/friends (as appropriate), on how best to support someone who presents with swallowing difficulties.
Intervention for swallowing difficulties varies from case to case but there are a number of evidenced- based swallow interventions for people with Parkinson’s disease. Swallow exercises may be recommended by your SLT to help to maintain or improve the comfort and safety of your swallow.
Your SLT may:
Read the general IASLT supporting swallowing difficulties here
*These are general guidelines or tips and do not constitute professional advice, clinical judgement is required as each individual may have unique requirements. It is important you link with your GP and/or speech and language therapist if you have any concerns.
Please see below a detailed list of other symptoms that may occur in people with PD and some other supports available in Ireland.
The key features of PD are resting tremor, bradykinesia (slowness of movement; difficulty initiating and coordinating movement) and rigidity/stiffness (Jankovic, 2008). PD is also associated with impaired balance, change in gait and risk of falls.
Other symptoms include |
Fatigue/severe tiredness/reduced energy |
Speech changes eg. Dysarthria |
Weight loss |
Reduced facial expression |
Changes to bowel/bladder function |
Challenges managing saliva (feeling of “too much” saliva, known as sialorrhea) |
Changes in appearance of handwriting (eg micrographia) |
Postural changes |
Increased falls risk |
“Freezing” symptoms when walking |
Sensory changes |
Changes to hand function |
Changes to breathing/respiratory function |
Sleep disturbance |
Low mood /depression (common in Parkinson’s Disease) |
Anxiety |
Memory / thinking changes (not relevant to everyone with Parkinson’s Disease) |
Perceptual changes |
Slower information processing speed |
Visual disturbances / hallucinations |
Changes regarding impulse control |
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A Speech & Language Therapist will empower you to optimise your communication function. They will also provide education to you & your communication partners on how best to support your communication.