Federal regulations permit the applicant/employee to request the split specimen that was collected at the time of the original specimen be sent to another laboratory for testing. This request should be made to the MRO within 72 hours of the employee being notified of the positive test result.
Shiga toxin-producing E. coli(STEC), also called verotoxinogenic E. coli, usually do not cause disease inanimals but may cause watery diarrhoea, haemorrhagic colitis, and/orhaemolytic uraemic syndrome in humans. Zoonotic STEC include the O157:H7strains and, with increasing frequency, certain non-O157 strains.
More recent studies have found a twofold to sixfold increased risk for venous thrombosis for OCP users. In the landmark Leiden Thrombophilia Study, the absolute risk for VTE was estimated at 0.8 per 10,000 per year among nonusers and 3.0 per 10,000 per year among HC users.