A schoolgirl has died from a rapidly progressing meningococcal infection at a children's camp in Bugulma, in Russia's Republic of Tatarstan.

Some 194 children have been placed under quarantine following the incident, according to Mash.

The girl had been staying at the Gubina camp since October 29. Just a few days after the start of the camp session, she developed a fever of 39.4°C and a severe headache.

She was initially taken home before being admitted to the intensive care unit of the Leninogorsk Central District Hospital.

According to preliminary reports, doctors diagnosed her with a fulminant form of meningococcal infection, Waterhouse-Friderichsen syndrome and meningococcemia.

Children who had been staying in the same fourth group as the girl were urgently vaccinated, while 194 other children were placed under quarantine.

The girl was a pupil at School No. 7 in Bugulma.