scholarly journals Outbreak of Legionnaires' disease in Glasgow Royal Infirmary: microbiological aspects

1986 ◽  
Vol 97 (3) ◽  
pp. 393-403 ◽  
Author(s):  
M. C. Timbury ◽  
J. R. Donaldson ◽  
A. C. McCartney ◽  
R. J. Fallon ◽  
J. D. Sleigh ◽  
...  

SUMMARYThe bacteriological investigation of an outbreak of Legionnaires' disease in Glasgow Royal Infirmary affecting 16 patients is described. Most of the patients had been treated in high-dependency areas on two floors of the hospital supplied by the same two air-conditioned ventilation systems. The source of infection was traced to contamination of a cooling tower from which a plume of spray discharged into the intake vents of the two ventilation systems. Rubber grommets within the cooling tower probably provided a nidus of infection there. The control and management of the outbreak are discussed: a policy of frankness about the course and progress of the investigations was adopted and helped to allay anxiety on the part of both staff and media.

Thorax ◽  
1987 ◽  
Vol 42 (8) ◽  
pp. 596-599 ◽  
Author(s):  
J H Winter ◽  
A C McCartney ◽  
R J Fallon ◽  
A B Telfer ◽  
J K Drury ◽  
...  

BMJ ◽  
1885 ◽  
Vol 1 (1260) ◽  
pp. 404-404
Author(s):  
M. Thomas

The Lancet ◽  
1877 ◽  
Vol 109 (2796) ◽  
pp. 458-459
Author(s):  
Charteris

2021 ◽  
Author(s):  
Allan Cameron ◽  
Sharif Fattah ◽  
Laura Knox ◽  
Pauline Grose

Abstract Background - During the winter of 2020-2021, the second wave of the COVID19 pandemic in the United Kingdom caused increased demand for intensive care unit (ICU) beds, and in particular, for invasive mechanical ventilation (IMV). To alleviate some of this pressure, some centres offered non-invasive continuous positive airway pressure (CPAP), delivered on specialised COVID high dependency units (cHDUs). However, this practice was based largely on anecdotal reports, and it is not clear from the literature how effective CPAP is at delaying or preventing IMV. Methods - This was a retrospective observational cohort study of consecutive patients admitted to a specialised cHDU at Glasgow Royal Infirmary between November 2020 and February 2021. Each patient had a continuous record of the level of respiratory support required, and was followed up to hospital discharge or death. We examined patient outcomes according to age, sex and maximum level of respiratory support, using logistic regression and time-to-event analysis. The number of patients who could not be oxygenated by standard oxygen facemask but could be oxygenated by CPAP was counted and compared to the number of patients admitted to ICU for IMV over the same period.Results - There were 152 admissions to cHDU over the study period. Of these, 125 received CPAP treatment. Of the patients who received support in cHDU, the overall mortality rate was 37.9% (95% CI 30.3% - 46.1%)). Odds of mortality were closely correlated with increasing age and oxygen requirement. Of the 152 patients, 44 patients (28.8%, 95% CI 22.0 – 36.9%) went on to require IMV in ICU. This represents 77.2% of the 57 COVID-19 admissions to ICU during the same period. However, there were also 41 patients who received levels of respiratory support on cHDU which would normally necessitate ICU admission but who never went to ICU, potentially reducing ICU admissions by 41.8% (95% CI 32.1 – 52.2%).Conclusion - Providing respiratory support in cHDU reduced the number of potential ICU admissions by 41.8%, as well as delaying IMV for over 75% of ICU admissions. This represents a significant sparing of ICU capacity at a time when IMV beds were in high demand.


2010 ◽  
Vol 15 (39) ◽  
Author(s):  
A Trop Skaza ◽  
L Beskovnik ◽  
A Storman ◽  
S Ursic ◽  
B Groboljsek ◽  
...  

We report an outbreak of Legionnaires' disease in a nursing home in Slovenia in August 2010 affecting 15 of 234 residents. To date, Legionnaires' disease has been confirmed in four patients. Further serum analyses and genotyping of isolates are ongoing. The building's water distribution system with dead end sections has been identified as the probable source of infection.


BMJ ◽  
2012 ◽  
pp. e8178
Author(s):  
Rishi Srivastava ◽  
Claudia Nogueira

Author(s):  
Jie Jack Li

Surgical standards before antiseptics starkly contrasted to the surgical art today. Conditions were especially atrocious for amputations and for compound fractures in which the bones penetrated the skin and were exposed to the air. Patients who did not die from the surgery often died of postsurgical infections and subsequent blood poisoning. James Young Simpson, a Scottish surgeon and obstetrician who was the first to use chloroform as an anesthetic (see chapter 7), once said of surgical operations: “A man laid on the operating table in one of our surgical hospitals is exposed to more chance of death than the English soldier on the battlefield of Waterloo.” The mortality rate in hospitals after surgeries was 40–60%. During the American Civil War, the surgical fatalities were just as horrific as those from combat. A commonly used antiseptic in the battlefield was exceedingly corrosive nitric acid (HNO3— ouch!). However, in 1867, Joseph Lister’s use of carbolic acid, whose chemical name is phenol, as an antiseptic changed the prospect of surgery. In Greek, septic means “rotten.” Antiseptics, in turn, are substances used to treat a person to prevent the occurrence of infection. They are also known as germicides. Joseph Lister (1827–1912) was born to a Quaker family in southern England. His father, Joseph Jackson Lister, was a wine merchant and a wellknown microscopist. In his youth, Joseph Lister practiced surgery under the tutelage of James Syme in Edinburgh and married Agnes, his mentor’s daughter. He had to give up his religion because Quakers at that time did not allow marriages outside the faith. That turned out to be a worthwhile sacrifice, because his marriage brought him lifelong joy. Lister became a surgeon at Glasgow Royal Infirmary in 1860. He was acutely conscious of the appalling conditions in the infirmaries and determined to do something about postsurgical infections. In 1865, Lister was introduced to Louis Pasteur’s exploits with germs by Thomas Anderson, chair of the chemistry department at Glasgow. Afterward, he personally repeated all the experiments that Pasteur published. However, simple and direct applications of the Pasteurization process would not be ideal during surgery—after all, boiling patients would not be acceptable.


1891 ◽  
Vol 37 (156) ◽  
pp. 92-94
Author(s):  
Alex. Robertson

Dr. Robertson stated that the patient had been admitted under his care on the 10th of January last, when she had been ill for about seven weeks. She was a girl of 24 years of age, and her occupation was a linen-dresser. There was no known cause, and her family history was good, except that her father had been subject to some sort of “fits.” She had become gradually weaker, both in body and mind. At first there had been hallucinations both of sight and hearing, and she had complained of headache; but it appeared that these had passed away or been superseded by the advancing stupor. Menstruation had been quite regular, but on the last occasion her mental state had been worse while it continued. When admitted she had a vacant expression of countenance and seemed unable to understand any remark, however simple. She was of filthy habits and required to be fed by the nurse. She was quite passive in every respect. There was marked emaciation; the heart's action was very weak, the pulse was very feeble, and there was coldness and blueness of the extremities. The tongue was coated and brown, the lips were blackish, and there were sordes about them and the teeth. The bowels were constipated, but had been acted on by medicine before admission.


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