Originally Posted by niman
Do the reports indicate that she "suddenly" developed symptoms (at day 5)? The sudden development would also suggest that she was infected with H1N1 that was already resistant. The prophylatic tamiflu did nothing. She was exposed for 5 days and the sudden onset suggests that she had a significant exposure, leading to sudden disease onset, instead of a milder infection that became more severe as the Tamiflu sensitive H1N1 declined due to tamiflu treatment and was replaced by resistant H1N1.
Yes that first scenario is correct; she "suddenly" developed symptoms at day 5 (after 5 days on prophylatic Tamiflu) and she had been in close contact with "B" who had been infected abroad.