Narcolepsy and hypersomnia in Norwegian children and young adults following the influenza A(H1N1) 2009 pandemic.

CONCLUSIONS: The study confirms an increased HR of narcolepsy following pandemic vaccination. Slightly increased HRs of narcolepsy and hypersomnia are also seen after influenza infection. However, the role of infection should be viewed with caution due to underreporting of influenza.
PMID: 28302408 [PubMed - as supplied by publisher]

Source: Vaccine - March 12, 2017 Category: Allergy & Immunology Authors: Trogstad L, Bakken IJ, Gunnes N, Ghaderi S, Stoltenberg C, Magnus P, Håberg SE Tags: Vaccine Source Type: research