Outbreak of Klebsiella pneumoniae bacteria infects 31 patients at Seattle hospital

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A bacterial outbreak at Virginia Mason Franciscan Well being in Seattle, Washington, has contaminated a complete of 31 sufferers, in keeping with a press launch on the hospital’s web site. 

4 of the 31 sufferers have died, it has been reported, however public well being officers at Public Well being – Seattle & King County haven’t but confirmed that the infections have been an element of their deaths.

The micro organism has been recognized as Klebsiella pneumoniae. The hospital first introduced the outbreak in October 2022 and has posted a number of updates, most lately on April 25.

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“Starting in October 2022, Virginia Mason Medical Heart detected a rise in circumstances of Klebsiella pneumoniae micro organism at our downtown campus,” stated Sydney Bersante, interim president of the Virginia Mason Medical Heart, in a press release on the hospital’s web site.

“We instantly applied elevated security measures, notified sufferers who had examined constructive for the micro organism and promptly offered remedy the place obligatory,” he continued. 

Woman in hospital

A bacterial outbreak at Virginia Mason Franciscan Well being in Seattle, Washington, has contaminated a complete of 31 sufferers (not pictured). (iStock)

“Whereas the danger of transmission is extraordinarily low for sufferers, we proceed to take proactive steps to keep away from extra transmission.”

The hospital is working with public health officials to pinpoint the supply of the outbreak, Bersante stated.

These types of outbreaks are complicated, and regardless of thorough investigation, we might by no means know the supply,” stated Dr. Eric Chow, chief of communicable illness epidemiology and immunization public well being at Public Well being – Seattle & King County, in a public assertion. 

What’s Klebsiella pneumoniae?

Klebsiella pneumonia is a uncommon reason for an infection that may be very unusual in sufferers with regular immune techniques who haven’t been within the hospital for prolonged durations of time, Dr. Ken Perry, an emergency doctor in Charleston, South Carolina, instructed Fox Information Digital. 

“It’s a frequent reason for infections in sufferers who’ve spent any time on ventilators.”

Signs of Klebsiella pneumonia are similar to different frequent bacterial pneumonias, together with fever, chest ache and problem respiration, the physician stated. 

“The an infection will present up in an X-ray of the chest, and can develop worse the longer the affected person stays on the ventilator,” stated Perry, who’s an government board member of the State Chapter of the School of Emergency Physicians.

Bacteria

Klebsiella pneumonia is a uncommon reason for an infection that may be very unusual in sufferers with regular immune techniques who haven’t been within the hospital for prolonged durations of time. (iStock)

The Klebsiella micro organism can cause infections of wounds and surgical websites, in addition to pneumonia, bloodstream infections or meningitis, in keeping with the Facilities for Illness Management and Prevention (CDC).

These with weakened immunity are most in danger

“A lot of the sufferers who get Ok. pneumonia infections produce other underlying medical issues that restrict their immune techniques as properly,” Perry additionally stated. 

“Though nonetheless uncommon within the normal inhabitants, it’s a frequent reason for infections in sufferers who’ve spent any time on ventilators.”

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The an infection most frequently impacts sick sufferers in well being care settings who’re on ventilators, catheters or prolonged antibiotic therapies, the CDC acknowledged. 

Wholesome persons are usually not in danger.

The micro organism just isn’t airborne, the CDC acknowledged.

Person on ventilator

The an infection most frequently impacts sick sufferers in well being care settings who’re on ventilators, catheters or prolonged antibiotic therapies, the CDC acknowledged.  (iStock)

The an infection can even occur in different at-risk sufferers who will not be hospitalized. 

“For these sufferers, they are going to have related signs equivalent to chest ache, cough, fever and the textbook reply of ‘currant jelly sputum,’” stated Perry. 

“This can be a characterization of phlegm that’s thick and bloody from the necrosis, or injury, to the lung tissue from the micro organism.”

Antibiotic-resistant micro organism will be onerous to deal with

Probably the most harmful facets of the an infection is that some types of the micro organism are proof against some antibiotics, which makes it troublesome to deal with, the physician warned. 

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This may make it a “life-changing if not deadly an infection” for some sufferers, he stated — notably those that should not have strong immune techniques.

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“For any hospital that has a rise on this micro organism, the very first thing that’s obligatory is to make sure the eradication of the micro organism from their setting,” Dr. Perry stated. 

“Which means that will probably be essential to deep-clean units equivalent to air vents, the place the micro organism might be able to survive even regular satisfactory decontamination.”

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