Costa Rican health authorities reported on Tuesday that they have currently detected 840 possible cases of the A/H1N1 flu, while 736 of the them have already been ruled out after lab tests.

The rest of 94 possible cases are still waiting for the results of the lab tests. Most of these cases are from the central region of the country.

The country's number of confirmed cases now stands at eight, while authorities have reported one death.