What are symptoms of Nipah virus that killed 11 in Kerala?
Some symptoms of the Nipah virus that killed 11 in Kerala are fever, headache, drowsiness, disorientation, and mental confusion. The symptoms can progress to coma within 24-48 hours and the patients may develop respiratory illness during early part of the infection. Identified in Malaysia in 1998, the virus was first reported in India in 2001 in West Bengal's Siliguri.