Prevention _'s symptom of the first type hepatitis

Prevention _'s symptom of the first type hepatitis
The prevention principle of the first type hepatitis is: Rely mainly on cutting off and propagating the route in popular area, manage and infect the source (acute patient and the infeted without symptom) In order to complement, the passive immunity (such as injecting gamma globulin) that give if necessary With the initiative immunity ' Inject vaccine of hepatitis A) . Mainly control and infect the source in the low area of non- popular area and morbidity. The measure of the commonly used first type hepatitis of prevention is:
1.Isolate patients Pay attention to the disinfection of its excrement, is no less than the patient's segregation time limit for 30 days, isolate the young patient who holds the organization for 40 days. Popular, to the suspected patient and the persons who keep in close touch need to observe for 4- 6 weeks medical science. The patient that isolates for treatment in the family should strictly observe the system of personal hygiene, the articles that the patient has used should be sterilized conscientiously.
2.Cut off and propagate the route Should manage the source of water well first, secondly it is diet and excrement and urine. Yes accomplished before the food and then washed hands, pursued the individual serving or serving chopsticks system; Strengthen to the intersection of diet and sanitary control and disinfection of tableware of stand ' The tableware is sterilized for at least 20 minutes in conformity with boiling or steam) ; Strengthen edible brilliant aquatic products ' Shell) Hygiene monitor, be if you can't change, eat raw or lasted the habits of the foods half; Can cross oxygen second to disinfect to excrement such as the patient's excrement and urine impractically strictly with bleaching powder, chlorine amine, 1%.
3.Protect susceptible persons Passive immunity: To first type susceptible person of hepatitis ' Especially keep in close touch the patient's children, pregnant woman and the weak one) Inject gamma globulin, inject time to be early and fine, you had better in exposed to, use (only inject the result in over 2 weeks) in the first type 7 days such as patient such as hepatitis ,Can prevent having illness coming on, lighten the condition or shorten the course of disease, the protecting rate is about 80%, maintain time for generally 6 weeks. Usually inject 1, 2 mls of, 3 ml to infant, children and adult separately, injected a stitch repeatedly after January, can maintain immunity for 6 months. The unit distributes the case, the people around do not generally need to inject. The passive immunity can also use the hepatitis A antibody. Initiative immunity: Hepatitis A kills I living vaccine and reduces malicious living vaccine to already employ extensively, the confirmation antibody is produced steadily, reliably, hepatitis A vaccine of genetic engineering is in reseach too.
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