Obsessive-compulsivedisorder - causes, symptoms, diagnosis and treatment
Obsessive thoughts and rituals that eat up your day? Find out how OCD shows itself, how it is diagnosed and which therapies give real results.
OCD, obsessive-compulsive disorder, is a mental disorder characterised by the presence of obsessive thoughts and/or compulsive behaviours, which can be extremely difficult to control and can negatively affect everyday functioning.
Obsessions are repetitive and involuntary thoughts, impulses or images that enter a person’s mind and cause anxiety or intense discomfort. These thoughts are often irrational or illogical, but the individual feels the need to resolve or neutralise them through a compulsive behaviour.
Compulsions are repetitive behaviours and mental rituals that a person performs in response to their obsessions. They can be physical actions, such as excessive hand washing or constantly checking the door, or mental rituals, such as counting or repeating certain words.
OCD is one of the best known mental disorders and it can have a significant negative impact on quality of life.
Causes and risk factors for OCD
Obsessive-compulsive disorder is the result of a complex combination of genetic, neurobiological, psychological and environmental factors. Here is a more detailed look at the causes and risk factors involved in its development:
- Genetic factors: There is evidence suggesting a genetic predisposition to this disorder. People who have family members with OCD are more likely to develop it themselves, and genetic studies have identified certain genes that seem to be involved in its onset.
- Chemical imbalances in the brain: Certain brain chemicals, such as serotonin, endorphins and dopamine, are involved in regulating mood and behaviour. Imbalances between these chemicals can play a role in the development of OCD (for example, low serotonin levels have been associated with the most frequent symptoms of obsessive-compulsive disorder).
- Abnormalities in the structure and functioning of the brain: Brain imaging shows differences in brain activity and structure in people with OCD. Certain regions of the brain, such as the anterior cingulate cortex and the basal ganglia, may be involved in the manifestation of the specific symptoms.
- Traumatic events and stress: Traumatic experiences or stressful events can trigger or worsen the symptoms of obsessive-compulsive disorder in certain people. Childhood trauma, such as abuse or neglect, or major life events, such as the death of a loved one or the loss of a job, can contribute to its onset.
- Environmental factors: Certain environmental factors, such as learning compulsive behaviours from family members or from other models in the social environment, can influence the development of this mental disorder. Chronic stress or exposure to toxic substances during foetal development or childhood can also be risk factors.
- Social factors: Factors related to the social environment, such as certain stressful life events, as well as the behavioural models observed in the family or in the social environment, can influence the risk of developing various mental disorders.
- Excessive perfectionism: People who have excessive perfectionist tendencies and who put great pressure on themselves regarding performance and results can be more susceptible to OCD.
- Certain concurrent medical and psychiatric conditions: There are some medical and psychiatric conditions that can be associated with an increased risk of this pathology, such as anxiety disorders or eating disorders.
- Substance abuse: Excessive use of toxic or psychoactive substances can be associated with an increased risk of developing OCD or of worsening existing symptoms.
In general, OCD is considered the result of a complex interaction between biological, genetic, psychological and environmental factors. It is important to recognise that there is no single cause for it, but rather a combination of factors that contribute to the onset and course of this disorder.
The symptoms of obsessive-compulsive disorder
The symptoms of obsessive-compulsive disorder can be divided into two main categories: obsessions and compulsions. Here is a detailed analysis of each category.
Obsessions
- Repeated and intrusive thoughts: The person experiences repetitive and uncontrollable thoughts, images or impulses that enter their mind against their will. These thoughts are often considered irrational or illogical, but they cause intense anxiety.
- Fear of contamination or dirt: The person fears that they are contaminated or infected with germs, bacteria or dangerous substances. This fear can lead to excessive hand washing or cleaning of the objects around them.
- Excessive perfectionism: The person feels the need to do things in a certain way or to have certain thoughts or images in their mind that are perfect and impossible to achieve. This obsession with perfection can lead to severe self-criticism and to constant dissatisfaction.
- Violent or aggressive thoughts: The person deals with violent or aggressive thoughts or images that go against their moral values and beliefs. These thoughts can be worrying and can generate feelings of guilt or shame.
- The need for symmetry or order: The person feels a compulsive need for symmetry, order or alignment in the objects around them. Any deviation from these standards can cause anxiety and intense discomfort.
Compulsions:
- Excessive washing of the hands or of other objects: The person feels the need to wash their hands repeatedly and excessively in order to remove any imaginary contamination or germs. This behaviour can lead to skin irritation and to excessive drying of the hands.
- Constant checking: The person feels the need to check and re-check certain things, such as locked doors or gas appliances, in order to be sure that everything is in order. This behaviour can lead to a significant loss of time and can negatively affect everyday life.
- Repeated counting: The person performs repeated counting actions or other numerical rituals in order to reduce anxiety or to prevent a negative event. For example, they may count their steps several times or check several times whether they have done certain things.
- Mental rituals: The person engages in mental rituals, such as repeating certain words or prayers in their mind, in order to prevent or neutralise the obsessive thoughts. These rituals can become extremely elaborate and can take up a lot of time in their life.
- Avoiding trigger stimuli: The person tries to avoid the situations or objects that trigger their obsessions or compulsions. This avoidance can lead to a severe restriction of activities and to social isolation.
Besides the characteristic obsessions and compulsions, this disorder can be associated with a variety of other symptoms. Among them are anxiety and excessive fear, which can be constantly present or can be triggered by the recurring obsessions. People with OCD can also experience stress and intense restlessness, which can interfere with their ability to concentrate and to function effectively in everyday life. In addition, there is a frequent association with frequent feelings of guilt or shame related to their obsessions, as well as with tendencies towards excessive self-criticism. These additional symptoms can contribute to the emotional suffering and to the general discomfort of the person affected.
Appropriate treatment, which can include cognitive behavioural therapy and/or medication, can help manage the symptoms and improve the patient’s quality of life.
Diagnosing obsessive-compulsive disorder
Diagnosing obsessive-compulsive disorder involves a comprehensive assessment of the symptoms, of the medical history and of the psychiatric history of the patient. Here are several ways of diagnosing it, including imaging methods and qEEG BrainMap:
- The clinical interview: The clinical interview involves a detailed conversation between the patient and the mental health specialist, such as a psychiatrist or a psychotherapist. During the interview, the specialist will explore the symptoms reported by the patient, including their obsessions and compulsions, their frequency and intensity, as well as their impact on everyday life. The medical and psychiatric history of the patient will also be investigated, including any traumatic events or stress factors that could contribute to the onset of OCD. The clinical interview can also involve the use of standardised rating scales in order to assess the severity and the types of symptoms. The purpose of this interview is to obtain a comprehensive understanding of the patient’s mental health and to establish a treatment plan suitable and personalised for their individual needs.
- Assessment with screening scales: There are several screening scales and questionnaires available for assessing the symptoms of OCD, such as the Yale-Brown Obsessive Compulsive Scale (Y-BOCS) and the Obsessive-Compulsive Disorder self-assessment scale (OCD-CA).
- Ruling out other medical conditions: Because the symptoms of OCD can be similar to those of other psychiatric disorders or medical conditions, it is important to rule out other potential diagnoses through medical assessments and laboratory tests.
- Brain imaging: Brain imaging, such as magnetic resonance imaging (MRI) and computed tomography (CT), can be used to examine the structure and functioning of the brain in patients with OCD. These images can provide information about possible abnormalities in certain regions of the brain.
- qEEG BrainMap: qEEG (quantitative electroencephalography mapping) can be used to assess the electrical activity of the brain and to identify abnormal patterns associated with OCD. This technique can provide detailed information about the functioning of the brain and can be useful in planning individualised treatment.
- Multidisciplinary collaboration: The diagnosis and management of OCD can often involve a multidisciplinary team, including psychiatrists, psychologists, neurologists and other medical professionals. This collaborative approach can ensure a comprehensive assessment and a treatment plan suitable for each patient.
It is important to carry out a complete assessment and to use a variety of diagnostic methods in order to ensure an accurate diagnosis and to develop a personalised treatment plan for each patient affected.
Treatment options for obsessive-compulsive disorder
The treatment of obsessive-compulsive disorder can involve a variety of therapeutic options, including cognitive behavioural therapy (CBT), medication and neurofeedback therapy. Here is a detailed presentation of these treatment options:
- Cognitive behavioural therapy (CBT):
- Exposure and response prevention (ERP): ERP is a central element of CBT for OCD. The patient is deliberately exposed to situations that trigger their obsessions and is encouraged not to resort to their usual compulsions. This gradual exposure allows the patient to learn that their fears do not materialise and to develop alternative strategies for managing anxiety.
- Cognitive reframing: This component of CBT involves exploring and changing the distorted thoughts and beliefs that underlie the obsessions and compulsions. By identifying and correcting catastrophic or anxious thinking, the patient can learn to interpret situations in a more realistic and healthier way.
- Medication:
- Selective serotonin reuptake inhibitors (SSRIs): These medicines are often the first line of treatment for OCD. They act by increasing serotonin levels in the brain and can help reduce obsessions and compulsions.
- Other serotonin and noradrenaline reuptake inhibitors (SNRIs): Some people with OCD can benefit from medicines that act both on serotonin and on noradrenaline.
- Atypical antipsychotics: In some cases, atypical antipsychotics can be prescribed together with SSRIs in order to treat the symptoms of OCD.
- Neurofeedback therapy:
- Neurofeedback therapy involves the use of a biofeedback device to monitor the electrical activity of the brain (EEG) and to provide feedback to the patient in real time. The purpose is to help the patient learn to regulate their brain activity and to change the dysfunctional patterns associated with this type of disorder.
- Neurofeedback therapy can be used to train the patient to change the activity in the brain regions associated with obsessions and compulsions, such as the anterior cingulate cortex.
- Group therapy or family therapy: Involving family members or taking part in support groups can offer additional support and learning from others who are dealing with the same disorder.
- Exposure and response prevention (ERP) at home: Patients learn and apply ERP techniques at home under the guidance of a therapist.
- Stress management therapy: Techniques such as meditation, deep breathing and progressive muscle relaxation can help reduce the level of anxiety associated with OCD.
- Surgery (stereotactic surgery): In rare and severe cases that do not respond to other treatments, surgery for deep brain stimulation (DBS) can be considered.
Obsessive-compulsive disorder is a chronic disorder that can persist in the long term, but appropriate treatment can help manage the symptoms and improve quality of life. As for complete recovery, it is important to understand that OCD can be managed effectively and that the symptoms can be significantly reduced, but it is possible that some people will experience relapses during their lifetime.
Complications associated with a lack of treatment for obsessive-compulsive disorder
Untreated obsessive-compulsive disorder can have a significant impact on the quality of life and on the general health of the individual. People affected can experience:
- Social and occupational dysfunction: Obsessions and compulsions can affect a person’s ability to function in interpersonal relationships and in the work environment.
- Concurrent mental health disorders: The risk of developing other psychiatric disorders increases, such as depression or anxiety disorders.
- An impact on self-esteem and on interpersonal relationships: Obsessions and compulsions can lead to intense feelings of shame, guilt and social isolation, affecting self-esteem and interpersonal relationships.
- An increased risk of suicide: In some cases the risk of suicidal thoughts and behaviours can increase.
That is why it is essential to seek help and appropriate treatment if you are dealing with this disorder or suspect that you have it. With the help of a specialised medical professional and of a personalised treatment plan, you can manage the symptoms effectively and improve your quality of life. Every patient is unique, and an effective treatment plan can involve a personalised combination of therapies. It is important for the patient to work together with a medical professional in order to develop a suitable treatment plan that addresses their individual needs and gives them the best chances of recovery.
If you are interested in exploring neurofeedback therapy and the way it can help manage obsessions and compulsions, consult a specialist in this field by booking a free phone conversation here.
References
- Rance, M., Zhao, Z., Zaboski, B., Kichuk, S.A., Romaker, E., Koller, W.N., Walsh, C., Harris-Starling, C., Wasylink, S., Adams, T., Gruner, P., Pittenger, C. and Hampson, M. (2023). Neurofeedback for obsessive compulsive disorder: A randomized, double-blind trial. Psychiatry research, [online] 328, pp. 115458-115458. doi:https://doi.org/10.1016/j.psychres.2023.115458.
- Tanju Sürmeli and Ayben Ertem (2011). Obsessive Compulsive Disorder and the Efficacy of qEEG-Guided Neurofeedback Treatment: A Case Series. Clinical EEG and neuroscience, [online] 42(3), pp. 195-201. doi:https://doi.org/10.1177/155005941104200310.
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