Nigeria lassa fever death toll hits 31, Ivory Coast takes precautions Thirty-one people have died of Lassa fever in Nigeria since the start of the year. The country's health minister, Isaac Adewole who made this known said the outbreak has spread to 15 states with "105 laboratory-confirmed cases. Of the 31 dead, ten are health workers. Cote d'Ivoire has warned its citizens against the disease, with Health and Public Hygiene Minister Raymonde Goudou Coffie saying the country has increased its vigilance, particularly with regards to travellers to the country. Lassa fever is spread through contact with items contaminated by rat faeces or urine. SOURCE: BBC NEWS ---DECRYPTED---