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Anonymous users2024-02-08Clinical presentation. In China, HIV infection is divided into acute phase, asymptomatic phase and AIDS phase.
a) Acute phase: usually occurs about 2-4 weeks after the initial HIV infection. The main clinical manifestations are fever, sore throat, night sweats, nausea, vomiting, diarrhea, rash, arthralgia, lymphadenopathy and neurological symptoms.
Most patients have mild clinical symptoms that last 1 to 3 weeks and then resolve. At this stage, HIV RNA and p24 antigens are detected in the blood, while HIV antibodies do not appear until several weeks after infection. The CD4+ T lymphocyte count is transiently reduced, and the CD4 to CD8 ratio can be inverted.
2) Asymptomatic phase can enter this phase from the acute phase, or enter this phase directly without obvious acute phase symptoms. This period generally lasts 6-8 years. But there are also those who progress rapidly and those who do not progress for a long time.
The length of this period is related to various factors such as the number and type of infected virus, the route of infection, and the immune status of the body.
3) AIDS is the final stage after HIV infection. The patient's CD4+ T lymphocyte count decreased significantly, with a < of more than 200 mm3, and the HIV plasma viral load was significantly increased. The main clinical manifestations in this stage are HIV-related symptoms, various opportunistic infections, and tumors.
HIV-related symptoms: fever, night sweats, diarrhea lasting more than one month; Weight loss of more than 10%. Some patients present with neuropsychiatric symptoms such as memory loss, apathy, personality changes, headaches, epilepsy and dementia.
Persistent generalized lymphadenopathy may also be present, characterized byswollen lymph nodes in two or more locations other than the groin; ②.lymph nodes 1 cm in diameter, non-tender, non-adhesional; Duration more than 3 months.
Common symptoms of HIV-related risk infection** tumors: fever, night sweats, swollen lymph nodes, cough and sputum hemoptysis, dyspnea, headache, vomiting, abdominal pain and diarrhea, gastrointestinal bleeding, dysphagia, decreased appetite, oral leukoplakia and ulcers, various skin rashes, vision loss, blindness, dementia, epilepsy, limb paralysis, weight loss, anemia, fecal incontinence, urinary retention, intestinal obstruction, etc. [2
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Anonymous users2024-02-07Answer]: After being infected with HIV, C is divided into four stages: acute infection, asymptomatic infection, pre-AIDS, and typical AIDS.
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Anonymous users2024-02-06There are four clinical stages of HIV infection, and which of the following is wrong about the description of HIV ().
a.It is the emergency ** infection period.
b.Patients may present with fever, general malaise, anorexia, arthralgia, and swollen lymph nodes.
c.HIV and P24 may be detected in blood
Cells are elevated. Significant cell reduction.
Correctly answer the case of acres: e
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Anonymous users2024-02-05Answer]: C Acquired immunodeficiency syndrome is manifested in the acute ** infection phase: headache, orbital pain, myalgia, sore throat, low-grade or high-grade fever, and lymph node enlargement.
Erythematous rash without pruritic. Oral candidiasis and esophageal or anal hail-intestinal ulcers. Multiple central nervous system lesions.
Diarrhea and other gastrointestinal disorders. Some patients have symptoms similar to those of infectious mononucleosis or polycyte saviosis. The clinical presentation is often atypical and difficult to identify.
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Anonymous users2024-02-04Answer]: a
Asymptomatic infection can be extended after the symptoms of the primary infection socks or acute infection disappear, and the duration is generally 6 8 years, as short as a few months, and as long as 15 years. There are no obvious clinical symptoms, but viruses and antibodies can be detected in the blood, and they are infectious.
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Anonymous users2024-02-03Characteristics of HIV-infected people include ().
a.The HIV virus gradually erodes the immune cells in the body's socks, but it does not defeat the immune system.
b.Not contagious.
c.Immune function is acceptable, the number of CD4+ cells is 350dPeople who are positive or negative for HIV antibodies in their blood.
Correct Answer: Chiropractic AC
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Anonymous users2024-02-02a.Long incubation period.
b.Causes splitting of the body and reduces the body's immune function.
c.It is easy to be complicated by chance infection and tumors.
d.Fetal infection can occur through vertical transmission.
e.All of the above.
Correct answer: e
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If the dog suffers from ear mites, the general symptom is that the dog will often shake his head, and then the odor in the ears is more serious, and it will be more smelly, and even dark brown discharge and so on. If this happens, it is necessary to see if the dog has suffered from ear mites. >>>More
1.There are pathogens Each infectious disease has its own specific pathogens, and the focus includes viruses, ricketts, bacteria, fungi, spirochetes, protozoa, etc. 2. Infectious pathogens are excreted from the host and reach the body of new susceptible people through a certain way, showing a certain degree of infectivity, and its infectious intensity is related to the type, quantity, virulence, and immune status of susceptible people. >>>More
Many diseases start with chest pain.
The contradiction between good wishes and psychological preparation, almost every middle school student has good wishes, full of longing and yearning for the future. They fantasize about being a learned and respected writer, engineer, doctor, entrepreneur, leading cadre, and so on, but in fact some of them do not study very hard, and they live one day at a time, although their aspirations are beautiful, but all they pursue is all kinds of honors and enjoyments after realizing their ideals, and they need to start from now on to realize their ideals, and they need to pay hard work, but they don't think much about it and don't do enough, forming a contradiction that is out of touch between good wishes and psychological preparations. An effective way to resolve this contradiction is to educate students to properly handle the relationship between ideals and reality, so that they can understand that beautiful ideals can only be realized through arduous struggle.