Swine Origin Influenza: A Brief Review.
(Abstract) "Swine origin influenza is a deadly infection caused by influenza H1N1 virus. It was first identified in the border of the United states and Mexico in April 2009, became the swine influenza pandemic within short span of two months causing several thousands of deaths. The novel influenza H1N1 virus emergingly produced by triple reassortment of genes from swine, avian and human viruses. These viruses transmitted by means of small fomities or droplets. Incubation period of influenza H1N1 virus is 2-9 days. Common symptoms like seasonal flu such as fever, sore throat, cough and myalgia. Children under five years, pregnant women, adolescents on aspirin and patients with chronic systemic illness are more susceptible to severe influenza complications. Acute respiratory failure and pneumonia are the most common complications caused by swine origin influenza. RT-PCR and viral culture are the detection techniques which show highest specificity (>90%) during the diagnosis of swine influenza virus. Antiviral drugs include: zamanavir and oseltamivir are highly effective against influenza H1N1 virus shows low fatality rate (<1%). Preventive measures should be followed to control or prevent the spread of influenza."