MRSA

Carol Smith's picture

Deadly MRSA bug invades more gyms and schools

We obsess over getting swine flu. But it’s not the only potentially fatal, highly communicable, treatment-resistant bug we’ve got to worry about this winter.

Andy Dworkin of The Oregonian points to a  new study in the December issue of Emerging Infectious Diseases that shows that MRSA – a drug-resistant staph bacterium that has been a particular issue for hospitals -- is now spreading widely in gyms and schools.

MRSA has been a particular issue for hospitals, where people whose immune systems are already compromised, can die from picking the bug up while they’re hospitalized. If you’re curious about how scary that can be, read the Seattle Times’ analysis of MRSA cases in Washington hospitals.

But while the incidence of “hospital- acquired” MRSA cases has been holding steady around the country, cases involving the “community acquired” strain – also antibiotic resistant, and also potentially deadly – have increased dramatically.

Community-acquired MRSA accounted for under 4 percent of staff infections in 1999, and nearly 30 percent by 2006.

Awareness, coupled with hygiene, wiping down equipment, not sharing towels, and other basic infection control practices, is the best defense.

Carol Smith

Mass bird kills and MRSA at the beaches; is summer over yet?

Volunteers discovered dozens of dead and ailing birds at two Washington beaches this week, the first mass bird kill of this size since 2007, reported Jonathan Martin in the Seattle Times.

After receiving reports from beach goers, volunteers from Coastal Observation and Seabird Survey Team (COASST), a University of Washington citizen science project, combed Washington and Oregon beaches and found at least 100 deceased birds at Kalaloch and La Push beaches. The predominant species affected appears to be the already declining white-wingedscoter and the surfscoter, a stocky seabird that looks not unlike a duck and passes through Washington during their twice annual migration.

Scientists believe the birds were poisoned by a toxic algae bloom, which can seep its way into shellfish, the birds' primary food source. Extensive harmful algae blooms are often the result of excess nutrients in the water, which enter from a variety of both natural and human sources. However, coastal water pollution and increasing sea temperatures -- the cause of the 2007 seabird die off -- are believed to exacerbate the problem.

Washington's beaches also made the news this week after scientists discovered the antibiotic-resistant strain of staph bacteria, called MRSA, at five public beaches along the coast. The finding came after 10 Washington beaches were tested by University of Washington researchers for staph bacteria, nine of which contained the more milder strains found in community settings.

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