Briefly explain modes of transmission, symptoms and preventive measures of hepatitis.
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Solution
(a) Hepatitis A spreads through contaminated food and water. (b) Hepatitis B is transmitted by contact with infected person's secretions such as saliva, sweat, tears etc., and also blood. The common symptoms of hepatitis are:
- Fever and loss of appetite. - Nausea and vomiting. - Jaundice (yellowness of white parts of eyes and skin). - Dark yellow coloured urine and light coloured stools after 3-10 days of infection. - Itching of skin, headache and joint pains. Preventive measures include eating hygienic food and drinking disinfected water, getting immunised with hepatitis B and hepatitis A vaccines, using disposable syringes, proper cleaning of hands (by using soap and disinfectant) after handling bed, clothes and utensils of the patient.