Imagine that a friend of yours has a certain illness, but he doesn't seem to want to admit it or talk about it. Does he seem to not understand the difficulties that come with that illness? Maybe he has a condition called Anosognosia, which we're going to talk about today. This may seem a bit complicated, but let's keep it simple.
What is Anosognosia?
Simply put, anosognosia is the inability to recognize a health condition or problem that someone has. Doctors may also refer to this as "denial of deficit" or "lack of insight." This is actually a brain condition. It falls under a group of conditions called "agnosia," which occur when the brain is unable to properly recognize or understand the information that our senses provide.
Consider that some mental illnesses, such as schizophrenia , may not be aware that they have the illness or that they need medication. Similarly, anosognosia can also occur with physical illnesses, such as stroke.
Who is most affected by this situation?
This condition, called anosognosia, is usually seen in people with other health problems, especially some mental illnesses. Some of the most common conditions in which this condition is seen are:
- Alzheimer's disease
- Dementia
- Bipolar disorder
- Schizophrenia-emotional `(Schizophrenia)`
It is so common that experts say that anosognosia affects between 50% and 98% of people with schizophrenia, about 40% of people with bipolar disorder, and more than 80% of people with Alzheimer's disease. It can also affect between 10% and 18% of people who have suffered a stroke and lost consciousness on one side of their body.
How does Anosognosia affect the body?
Our brains are constantly updating information about our bodies, our "self-image." Imagine you get injured, your body adds that information to your self-image, and then that information is updated even as the injury heals. However, in someone with anosognosia, the parts of the brain that update this self-image may be damaged.
Therefore, because the person's mind cannot update their self-image, they cannot understand or recognize that they have a health problem. This is different from the "denial" that we sometimes experience when we are sad or shocked. In denial, as in the Kübler-Ross model, a person deliberately avoids reality because they cannot bear it. But a person with anosognosia cannot even recognize that they have a problem .
Simply put, a person with anosognosia does not realize that they are sick. It is like not being able to see a blemish on their face in a mirror.
Because of this, they may not recognize that they have a disease, so they may not even consider seeking treatment for it. In some severe cases, they may resist or avoid treatment.
What are the symptoms of Anosognosia?
People with anosognosia often show, through their actions and words, that they are unable to recognize their health problem. Sometimes, these people begin to rationalize (or try to hide) the symptoms or symptoms. Some symptoms may be understandable, while others may not be.
Anosognosia is the inability to do one or more of the following:
- Recognizing that they have an illness or health problem.
- Identifying the symptoms they are experiencing.
- Relating their symptoms to the relevant medical condition.
- Understanding and agreeing that the illness is serious and requires treatment.
Sometimes, a person with this condition may avoid the truth about their illness, either consciously or unconsciously. Some people ``confabulate'', which means filling in gaps in their memory with false memories.
Anosognosia can also occur with certain specific symptoms. Let's look at a few examples.
Sensory and movement problems on one side of the body
The term anosognosia was first coined in 1914 by French neurologist Joseph Babinski. He used the term to describe a person who could neither use nor feel the left side of their body. Although the person could not use their left side, they were not aware of it.
This type of unilateral anosognosia most commonly affects the left side of the body, but it can also affect the right side. Two main symptoms that accompany it are:
- Hemiplegia: This is the loss of power on one side of the body. A person with anosognosia, who is unable to move one side of their body, thinks they can.
- Hemisensory loss: This is the loss of sensation, such as vision, hearing, and touch, on one side of the body.
Anton's syndrome - visual anosognosia
Anton's syndrome is a very rare type of anosognosia. It affects vision in two ways:
- Blindness denial: This is the inability of a blind person to recognize that they are blind. This usually affects both eyes, but there are some exceptions. An example is ``gun-barrel vision'', where a person can only see the center of their field of vision.
- Denial of vision: This is when a person says and believes they are blind, but they still have signs that they can see. This type is much rarer than denial of blindness.
What are the causes of Anosognosia?
There are many different causes of anosognosia. They all fall into two main categories:
1. Brain damage
Just like any other part of our body, the brain can be injured. Damage to the brain is called a ``lesion''. These ``lesions'' that cause anosognosia can be caused by any of the following:
- Brain aneurysms
- Brain tumors (including cancerous and non-cancerous tumors)
- Head injuries, such as concussions or traumatic brain injuries (TBIs)
- Damage caused by lack of oxygen to the brain (Cerebral hypoxia)
- Infections (for example, infections that cause encephalitis)
- Seizures and Epilepsy
- Sleep apnea
- Strokes
- Toxic substances, for example carbon monoxide poisoning
2. Degenerative diseases
There are various diseases that disrupt the brain's communication network. Such disruption can affect your ability to update your self-image, resulting in anosognosia. Some diseases that cause or are associated with such disruptions include:
- Alzheimer's disease
- Bipolar disorder
- Dementia
- Huntington's disease
- Schizophrenia-emotional `(Schizophrenia)`
Is this contagious?
No, anosognosia is not a contagious condition.
How is Anosognosia diagnosed?
In fact, it's very difficult for a doctor to diagnose anosognosia unless they already know you have a health problem, and you don't see signs that you don't recognize the problem. Often, a doctor will first diagnose a condition that significantly affects your life. Then, they'll suspect anosognosia when they see signs that you don't understand the problem.
It is also common for people with anosognosia to attribute symptoms to or hide them. This is because they are trying to fill in the gaps in their minds with things they cannot understand. Therefore, a combination of these things is needed to diagnose this condition:
- A physical and nervous system examination.
- Asking about someone's health history and living conditions.
- Diagnostic tests and imaging.
What tests are done for this?
Some of the tests that can be done to check for anosognosia include (but are not limited to):
- Computerized Tomography (CT) scan
- Electroencephalogram (EEG)
- Magnetic Resonance Imaging (MRI)
How is Anosognosia treated?
Anosognosia is a very difficult condition to treat and cannot be completely cured. If it is caused by a brain injury, the condition may improve over time as the underlying injury is treated. However, some people may experience persistent, possibly permanent, effects.
Anosognosia is a degenerative brain disease that cannot be cured once it occurs. However, some therapies and treatment programs can help a person with the condition cope with it. No medication or treatment directly helps with anosognosia. Therapy only teaches you how to live with the condition, it does not cure it.
What complications can occur due to this condition?
The complications that can arise from anosognosia depend entirely on the other illness that the person has but is not aware of. Because people with anosognosia do not realize they have a problem, they are less likely to accept and seek treatment.
Because these complications can vary greatly, your doctor is the best person to explain the possible complications related to the specific condition that affects you.
How can you reduce the risk of anosognosia?
Anosognosia is a condition that is unpredictable and cannot be prevented. It also occurs with other medical conditions, such as stroke or schizophrenia . While some of these conditions can be prevented, it is not true that anosognosia develops because of those conditions.
But, it's very important to take care of and protect your brain. Here are some of the best things you can do:
- Eat a balanced diet and maintain a healthy weight that suits you.Many conditions related to your circulatory system and heart health, especially stroke, can cause brain damage. Preventing conditions like stroke is a key way to reduce the risk of developing conditions that lead to anosognosia.
- Don't underestimate infections. Infections in the eyes and ears can easily become serious and fatal if they spread to the brain. In addition, these infections can damage the brain and cause diseases related to anosognosia.
- Wear safety gear. Head injuries can cause brain damage and problems with anosognosia. That means safety gear, especially helmets, is essential both at work and during your free time.
- Manage your health conditions. It is essential to manage mental health conditions that can lead to or are associated with anosognosia, especially schizophrenia . Managing these conditions can help prevent serious complications or worsening of an uncontrolled condition.
What happens if I have Anosognosia?
The problem with this condition is that it doesn't allow you to recognize other illnesses. Because you can't recognize them, it's very difficult to protect yourself from their effects. For example, people who are paralyzed on one side of their body are at a much higher risk of injury from falls because they think they can still get up.
How long will this situation last?
If it is caused by a brain lesion, anosognosia is more likely to improve on its own. Sometimes it can go away completely, but it can also be permanent. Anosognosia is more likely to be permanent when it occurs with mental health conditions or degenerative brain disorders.
What is the outlook for this situation?
Anosognosia is not a life-threatening or dangerous condition in itself. However, it does increase the risk of complications from other problems. People with this condition are also more likely to resist or avoid medical treatment for a condition they do not recognize.
How do I take care of myself? (Especially for those supporting someone with this condition)
If you have anosognosia, it's important to follow your doctor's advice and guidance. Since you may not understand your own health conditions, it's essential to trust their expertise. This includes seeing your doctor as recommended, taking your medications as prescribed, and paying attention to changes in your symptoms, especially changes that you can't explain otherwise.
The most important thing is that, since someone with this condition is unaware of their condition, the support and understanding of family and friends is invaluable.
When should I see a doctor?
Your doctor will recommend a schedule of follow-up and ongoing care appointments. It is important to see your doctor as recommended. This way, he or she can monitor your condition and recommend changes as needed. Your doctor will also tell you about any symptoms or changes that may require urgent medical attention.
Finally, the most important message
Anosognosia can be a very confusing and frightening condition. To others, it may seem like stubbornness or an unwillingness to accept the truth. But in reality, the condition affects a person's ability to understand what is happening to their body.
It is important for people with this condition to build a trusting relationship with their doctor and rely on their expertise. If you or a loved one has anosognosia, it is also important to be as patient and understanding as possible. A strong support system and the support of loved ones can make a big difference with this condition. This can also help to minimize the impact of the condition on other related illnesses and on everyone's health and well-being.
👩🏽⚕️ Additional questions (FAQs)
💬 Does Anosognosia mean that the patient hides their illness?
No! This is not a condition where a patient hides their illness out of shame or stubbornness. This is a neurological disease in which the brain completely loses its ability to perceive that they have a serious illness or disorder, due to actual physical damage to the nerves in the brain.
💬 What kind of diseases does this occur in?
This often occurs in people who have had a stroke due to a ruptured blood vessel in the right side of the brain, people with schizophrenia, and people with memory loss such as Alzheimer's. They cannot accept that they are sick.
💬 Doesn't a paralyzed person understand that their arm can't work?
Yes! That's the most amazing thing. Even when the patient is paralyzed and his left arm is completely numb, if you ask him, "Can I lift my arm?" he will say, "Yes, I can lift it just fine" (he's not lying, his brain really doesn't understand that his arm is numb). That's why they vehemently refuse to take the medicine.
` Anosognosia, brain disease, mental health, unawareness of symptoms, lack of self-awareness, neurological disease, treatment











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