...Gutteridge, the medical director at Barts and The London, that the virus outbreak was so disruptive the trust reported a SeriousUntoward Incident [SUI] to NHS London, the capital's strategic health authority. But Gutteridge's report reveals...
http://www.infosecurity-magazine.com/news/081205_MytobNHS_cw.html
...records computer system as part of the NPfIT programme, but it experienced so many problems that it issued a “seriousuntoward incident” report, amid fears for patient safety. This could involve patients being “lost” from waiting lists...
http://www.datanomic.com/dqview-blog/lost-in-migration/