1, diogenes syndrome: diogenes is also called messy syndrome or house syndrome.

Symptoms and features: 1. Life is a mess, 2. Extreme inferiority complex, 3. Compulsive hoarding, unable to give up property, excessive desire to buy, 4. Strong desire to live in seclusion, refusing help from others, 5. Mainly in the elderly, sometimes accompanied by Alzheimer's disease?

2. ForeignAccentSyndrome: ForeignAccentSyndrome is a very rare clinical symptom, usually accompanied by severe brain injury. This disease causes patients to speak their mother tongue with a foreign accent. For example, an American may speak with a French accent.

3.Cotard syndrome: Patients with nihilistic delusion and negative delusion as the core symptoms mainly think that their bodies and internal organs have changed. Some or all of them no longer exist. For example, a patient claims that his lungs are rotten, his intestines are rotten and even his whole body is gone. The patient thinks he is dead or his internal organs have been hollowed out, even if he is talking to outsiders.

4. capgras's delusion syndrome: capgras's delusion is named after the first French psychologist who introduced this mental illness. People with this disease will think that their lover has been replaced by someone who looks the same.

5. Fregory paranoia, also known as personality transformation and Capgras paranoia, on the contrary, such patients think that many people around them are actually disguises of the same person and belong to a delusional cognitive syndrome.

6. Erotic mania is a rare mental illness, and patients will fall into the illusion that another person (usually with high social status) will fall in love with him. Love paranoia is also known as Craihopo syndrome. 1872- 1934, in memory of the French psychiatrist Crayhobo, the Psychosis of the Old Maid, Erotic Palonia and the Description of Erotic Self-Reference were published.

7. phantomlimb People who have had amputation or accidentally lost limbs sometimes feel that the lost limbs are still on themselves, and even feel cold and warm, itchy, squeezed, airtight and stinging. Usually, they feel that the lost limbs are shorter than normal people or in a twisted position. This feeling is intermittent and will disappear with the passage of time. 8. Somatic schizophrenia is an illusion that a single theme denies having limbs or the whole side of the body. For example, a patient may think that his/her own arm will belong to a doctor or someone else.

9. onset time of aliceinwonderland syndrome (aiws): mostly in childhood. Symptoms: Observing something for a long time will suddenly make things around you bigger or smaller, just like Alice in Wonderland.

10, daxiong-Pang Hu syndrome (のび? ジャィァン syndrome (translated into English: nobitagiansyndrome) is a Japanese name for mental disorders, such as attention deficit hyperactivity disorder (ADHD) and attention deficit disorder (ADD). ADD refers to attention deficit hyperactivity disorder, which means attention deficit hyperactivity disorder, also known as ADHD. The former refers to the character of Daxiong in the book. He is not easy to concentrate, often fails to do things, and is easy to be bullied. The latter refers to the character setting of Pang Hu in the book. He is impulsive, difficult to calm down and prone to violence. He is a person who bullies other students too much.

1 1, Lesch-Nyhansyndrome: also known as self-destructive facial features, it is an X-linked recessive congenital purine metabolic defect. In my understanding, it is a congenital gout with mental retardation. Patients who self-destruct their five senses will destroy their appearance at the onset and use various instruments to make their faces look terrible. Patients with this disease are often tied to beds or wheelchairs.

12, AngelmanSyndrome/ happy puppet syndrome (AS) is caused by genetic defects, and its symptoms include frequent laughter, spasm, lack of language ability and mental retardation, so it is called "happy puppet syndrome". There are about 1.5 million patients in the world, most of whom are children. ?

13, Gerstmann syndrome Gerstman-Straussler syndrome (GSS) The symptoms of Gerstmann syndrome are motor dysfunction and dementia. The incubation period is more than 30 years, and patients usually die 2-6 years after onset. Fatal familial insomnia is a disease that can't sleep and always dreams. The patient's autonomic nerve and motor nerve were damaged, and he died 6- 18 months after onset.

14, Williamssyndrome is a non-hereditary symptom. About one in every 20,000 live births suffers from Williams syndrome, which is unpredictable before it occurs. People with this disease will like talking to others very much, even in some occasions where normal people should feel scared and anxious. They like to communicate with people, even strangers, but they have inexplicable panic about other things, such as spiders, standing on high places. They can easily resonate with music and devote themselves to deep feelings. ? ?

15. People with body phobia strongly believe that a certain part of their body is ugly. If you can't accept plastic surgery, you will do it yourself. Patients with body deformity phobia often complain that there are slight imaginary or actual defects in their faces and heads, such as thinning hair, scars or asymmetry on both sides of their faces. Patients with BDD may be dissatisfied with any part of their body and exaggerate these "defects". Patients with BDD may be dissatisfied with different parts of the body at different times; Or dissatisfied with more than two parts at the same time (such as complaining about "double chin" and "Taigu cheek"). The difference between BDD and anorexic or transsexual patients is that BDD patients' dissatisfaction with the body is local, not the overall body image. Patients with BDD often overemphasize the attraction of beauty and ugliness and exaggerate their own shortcomings.

16. phobia of long words (scientific name hippomatomonsostrosisquipped daliopobia) refers to the persistent, abnormal and unfounded fear of long words. Its English name itself can make people feel how terrible this long word is, because this proper noun is one of the longest words in English.

17, iris heterochromia (heliochromatosis; Heterochromia is an abnormal physical condition, which means that the iris of both eyes presents different colors. The color of eyes, especially the color of iris, is determined by the precipitation and distribution of pigment in iris tissue. Therefore, in the process of formation, any factors that affect the distribution of the above pigments will cause different eye colors.

18, Stockholmsyndrome: Stockholm effect, also known as Stockholm syndrome or hostage complex or hostage syndrome, refers to a kind of complex in which the victim of a crime has feelings for the offender and even helps the offender in turn. Origin of Stockholm syndrome: 1973. On August 23rd, two criminals with criminal records, JanErikOlsson and ClarkOlofsson, held four bank employees hostage after trying to rob the biggest bank in Stockholm, Sweden. The stalemate between the police and the criminals ended after 130 hours because the criminals gave up. However, a few months after this incident, four bank employees who were taken hostage still expressed sympathy for their kidnappers. They refused to prosecute the kidnappers in court and even raised money for their legal defense. They all showed that they didn't hate gangsters, thanked them for taking care of them instead of hurting them, and took a hostile attitude towards the police. What's more, Christian, a female employee among the hostages, fell in love with the robber Olson and was engaged to him while serving his sentence.

19, Lima syndrome: Lima syndrome refers to the phenomenon that hostage criminals are assimilated by hostages, their positions tend to be consistent with the hostages, and their attack mentality changes. Origin of Lima Syndrome: 1996 A group of armed bandits kidnapped the Japanese embassy in Lima, Peru, and kidnapped a large number of hostages. Under the wise personality of the embassy staff, the bandits released most of the hostages voluntarily a few days later.

20. Paris syndrome: Paris syndrome is a mental disorder that occurs when Japanese people are working or vacationing in Paris, France.