Dissociative identity disorder (DID) [formally known as multiple personality disorder]

DID Fact Sheet

What Is Dissociative Identity Disorder (DID)?

Dissociative identity disorder (DID), previously referred to as multiple personality disorder, is a dissociative disorder involving a disturbance of identity in which two or more separate and distinct personality states (or identities) control an individual’s behavior at different times. When under the control of one identity, a person is usually unable to remember some of the events that occurred while other personalities were in control. The different identities, referred to as alters, may exhibit differences in speech, mannerisms, attitudes, thoughts and gender orientation. The alters may even present physical differences, such as allergies, right-or-left handedness or the need for eyeglass prescriptions. These differences between alters are often quite striking.

A person living with DID may have as few as two alters or as many as 100. The average number is about 10. Often alters are stable over time, continuing to play specific roles in the person’s life for years. Some alters may harbor aggressive tendencies, directed toward individuals in the person’s environment or toward other alters within the person.

At the time a person living with DID first seeks professional help, he or she is usually not aware of their condition. A very common complaint in people affected by DID is episodes of amnesia, or time loss. These individuals may be unable to remember events in all or part of a proceeding time period. They may repeatedly encounter unfamiliar people who claim to know them, find themselves somewhere without knowing how they got there or find items that they don’t remember purchasing among their possessions.

What Are The Symptoms Of DID?

Often people living with DID are depressed or even suicidal and self-mutilation is common in this group. Approximately one-third of individuals affected complain of auditory or visual hallucinations.

While the causes are unknown, statistics show that DID occurs in 0.01 to 1 percent of the general population. DID is a serious mental illness that occurs across all ethnic groups and all income levels. It affects women nine times more than men.

In addition to experiencing separate identities, individuals living with DID may also experience many other symptoms. Some of these symptoms include:

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Paraphrenia: Causes, Symptoms And Treatment

Paraphrenia is a type of mental disorder characterized by paranoid delusions. The affected individual experiences imaginary fears or anxieties that are often exaggerated, but do not undergo significant loss of intellectual capabilities, such as memory and daily routine habits.

Although paraphrenia presents symptoms similar to schizophrenia, it often occurs only in the elderly, above the age of 60 and is also quite a rare condition. Schizophrenia, on the other hand, is often reported in teenagers, young adults, as well as middle-aged people.

 

Paraphrenia is, in the majority of the cases, not a very severe ailment. Nevertheless, it is absolutely essential to seek immediate medical care, as soon as typical indications of paraphrenia are recognized in any older person, to ensure timely treatment and efficient management of brain-related irregularities.

Causes

The main factors contributing to the development of paraphrenia in aged persons include:

Severe Neurological Illnesses

When the brain undergoes significant physical modifications, due to a tumour, stroke, grave injury, nerve or blood vessel damage, other neurodegenerative conditions, it affects its normal functioning and response to external stimuli. These abnormal instances could give rise to paraphrenia.

Stressful Personal Situations

Older adults who do not engage in regular social contact, are extremely disconnected from normal events going on around them, have no family or friends and struggle to sustain themselves suffer from serious emotional trauma to the brain. These challenging circumstances, in some cases, lead to paraphrenia.   more

Delusions and Delusional Disorder

 Medically Reviewed by Jennifer Casarella, MD on December 13, 2020

Delusional disorder, previously called paranoid disorder, is a type of serious mental illness called a psychotic disorder. People who have it can’t tell what’s real from what is imagined.

Delusions are the main symptom of delusional disorder. They’re unshakable beliefs in something that isn’t true or based on reality. But that doesn’t mean they’re completely unrealistic. Delusional disorder involves delusions that aren’t bizarre, having to do with situations that could happen in real life, like being followed, poisoned, deceived,

conspired against, or loved from a distance. These delusions usually involve mistaken perceptions or experiences. But in reality, the situations are either not true at all or highly exaggerated.

A bizarre delusion, by contrast, is something that could never happen in real life, such as being cloned by aliens or having your thoughts broadcast on TV. A person who has such thoughts might be considered delusional with bizarre-type delusions.

People with delusional disorder often can continue to socialize and function normally, apart from the subject of their delusion, and generally do not behave in an obviously odd or bizarre manner. This is unlike people with other psychotic disorders, who also might have delusions as a symptom of their disorder. But in some cases, people with delusional disorder might become so preoccupied with their delusions that their lives are disrupted. Although delusions might be a symptom of more common disorders, such as schizophrenia, delusional disorder itself is rather rare. Delusional disorder most often happens in middle to late life and is slightly more common in women than in men.   more