Aphasia: Understanding Its Symptoms, Types, Causes, and Treatments

Damage to the language centres of the brain causes a condition called aphasia, an acquired language disease marked by difficulties with understanding, verbal or written communication, or both. Multiple language functions are affected by a mixture of these deficits in the majority of aphasia cases.  While stroke, especially ischaemic stroke (when the cause of brain tissue damage is impaired blood supply), is the leading cause of aphasia, other causes include brain tumours, neurodegenerative conditions, and traumatic brain injury (TBI). 

People with aphasia may struggle to understand language, say words, form sentences, or a combination of these issues. They may lose important language skills like vocabulary, grammar, pronunciation, and sentence structure. These problems can affect both speaking and writing. They can have an impact on written language, spoken communication, or, more frequently, both.

In a few rare instances, aphasia may also result from injury to deeper brain regions, such as the connections between the cortex and deeper regions. For example, moderate aphasia, in which a person may have difficulty speaking fluently but is still able to grasp and repeat language, is typically caused by injury to the basal ganglia. 

Recent developments in neuroimaging deepen our understanding of the functional neuroanatomy of language and provide fresh perspectives on the connections between the brain and behaviour. Let’s get an insight to the ways that can help us in managing stroke complications like aphasia better.

What is Aphasia?

Aphasia is a disorder that affects how you communicate and understand language. It makes it difficult to talk, listen, read, and write. You may consider the difficulties you would encounter when attempting to communicate when in a foreign nation. What if the language you speak on a daily basis suddenly turns into a foreign language? You might fail to ask for a glass of water in case you’re thirsty. Also, you would be unable to even understand a story that your friend is telling you. Unbelievably, you would also be unable to express your pain to others. This may be the experience of aphasia symptoms for many people.

In addition to speech and language therapy, the primary treatment for aphasia includes treating the root cause of the disorder. The aphasic acquires new language abilities, practices them, and discovers alternative forms of communication. Family members also take part in the process and facilitate communication.

What are the Symptoms of Aphasia?

Depending on the type of aphasia you have, the symptoms vary. Most of the types of aphasia make it hard to comprehend the language. Following are the other associated symptoms:

• Trouble finding and using expressive language
  • Use brief or limited sentences when speaking
  • Use absurd language when speaking
  • Change one phrase or sound for another; use words that are unfamiliar to you
  • Have trouble coming up with words
  • Unable to comprehend what others are saying
  • Failing to comprehend what they read and produce illogical statements
• Difficulty understanding language
• Challenges in reading and writing

What are the Causes of Aphasia?

Aphasia is brought on by damage to the language centre of the brain, involving the parts of the brain that regulate language. The following are the most typical causes of aphasia:

• Stroke
• Traumatic brain injury (TBI)
• Brain tumor
• Brain inflammation
• Brain infection
• Progressive neurological conditions like dementia and Alzheimer’s disease

Any disorder that damages the brain can cause aphasia. It can also occur when you have issues that interfere with your brain's normal functioning. Other potential reasons are as follows:

• Aneurysms
• Cerebral hypoxia
• Brain surgery
• Concussion
• Epilepsy
• Congenital (present at birth) conditions.
• Genetic conditions like Wilson’s disease
• Radiation therapy 
• Chemotherapy
• Migraines
• Toxins and poisons (such as carbon monoxide poisoning or heavy metal poisoning).
• Transient ischemic attacks (TIAs)

What are the Types of Aphasia?

This disorder develops when the language centre of the brain is damaged, typically following a stroke. It can also occur in circumstances that interfere with brain function. The symptoms of aphasia can be more permanent following a traumatic brain damage or more transient following events like migraine. While aphasia impairs communication skills, it has no effect on the patient's intelligence. There are ways to improve your ability to speak and comprehend various languages. Following are the various types of aphasia:

• Anomic aphasia
• Conduction aphasia
• Global aphasia
• Mixed transcortical aphasia
• Primary progressive aphasia (PPA)
• Transcortical motor aphasia
• Transcortical sensory aphasia
• Wernicke’s aphasia (receptive aphasia)

What are Aphasia Treatment Options?

Language abilities can be restored without treatment if the brain injury is mild. To improve their language abilities and enhance their communication experiences, the majority of patients require speech and language therapy. Certain medications may also help in conjugation with speech therapies.

Rehabilitation for speech and language: Language skill recovery typically takes time. Not everyone returns to their pre-injury communication levels, even though the majority make significant improvements. Speech and language rehabilitation therapy helps in improving communication abilities.

Conclusion

Aphasia can be stressful and upsetting. It becomes necessary to relearn the language you once mastered. It could be challenging for you to present at work or take part in your routine activities following a brain injury or stroke. Your social skills and mental well-being may be greatly impacted by this. While aphasia might diminish on its own, it’s sometimes a permanent condition.  You may learn new communication skills and adjust to new situations with the support of your doctors.

Explore symptoms, types, causes, and treatments of aphasia. IBS Hospital offers expert guidance on aphasia. Book your consultation today for personalized care of your loved ones!

FAQs

Q1: How is aphasia diagnosed?
A: Doctors use tests to evaluate a person’s language skills, including speaking, understanding, reading, and writing. Imaging tests like CT scans or MRIs help identify brain damage.

Q2: Can people recover from aphasia?
A: Recovery varies. Some people improve quickly, especially after mild cases, while others may need long-term therapy. Early treatment and support play a big role in recovery.

Q3: Can aphasia be prevented?
A: You can reduce the risk of aphasia by managing conditions like high blood pressure, diabetes, and heart disease that increase stroke risk. Wearing helmets to avoid head injuries can also help.

By -Dr Aaksha Shukla | January 18, 2025 | 9 Min Read