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עמוד בית
Thu, 06.08.26

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October 2014
Orit Barrett MD, Ella Abramovich MD, Jacob Dreiher MD MPH, Victor Novack MD PhD and Mahmoud Abu-Shakra MD
January 2014
Mona Boaz, Alexander Bermant, Tiberiu Ezri, Dror Lakstein, Yitzhak Berlovich, Iris Laniado RN and Zeev Feldbrin
Background: Surgical adverse events are errors that emerge during perioperative patient care. The World Health Organization recently published “Guidelines for Safe Surgery.”

Objectives: To estimate the effect of implementation of a safety checklist in an orthopedic surgical department.


Methods: We conducted a single-center cross-sectional study to compare the incidence of complications prior to and following implementation of the Guidelines for Safe Surgery checklist. The medical records of all consecutive adult patients admitted to the orthopedics department at Wolfson Medical Center during the period 1 July 2008 to 1 January 2009 (control group) and from 1 January 2009 to 1 July 2009 (study group) were reviewed. The occurrences of all complications were compared between the two groups.

Results: The records of 760 patients (380 in each group) hospitalized during this 12 month period were analyzed. Postoperative fever occurred in 5.3% vs. 10.6% of patients with and without the checklist respectively (P = 0.008). Significantly more patients received only postoperative prophylactic antibiotics rather than both pre-and postoperative antibiotic treatment prior to implementation of the checklist (3.2% vs. 0%, P = 0.004). In addition, a statistically non-significant 34% decrease in the rate of surgical wound infection was also detected in the checklist group. In a logistic regression model of postoperative fever, the checklist emerged as a significant independent predictor of this outcome: odds ratio 0.53, 95% confidence interval 0.29–0.96, P = 0.037.

Conclusion: A significant reduction in postoperative fever after the implementation of the surgical safety checklist was found. It is possible that the improved usage of preoperative prophylactic antibiotics may explain the reduction in postoperative fever.

June 2013
G. Barkai, A. Barzilai, E. Mendelson, M. Tepperberg-Oikawa, D. Ari-Even Roth and J. Kuint
 Background: Congenital cytomegalovirus (C-CMV) infection affects 0.4–2% of newborn infants in Israel, most of whom are asymptomatic. Of these, 10–20% will subsequently develop hearing impairment and might have benefitted from early detection by neonatal screening.

Objectives: To retrospectively analyze the results of a screening program for C-CMV performed at the Sheba Medical Center, Tel Hashomer, during a 1 year period, using real-time polymerase chain reaction (rt-PCR) from umbilical cord blood.

Methods: CMV DNA was detected by rt-PCR performed on infants’ cord blood. C-CMV was confirmed by urine culture (Shell-vial). All confirmed cases were further investigated for C-CMV manifestations by head ultrasound, complete blood count, liver enzyme measurement, ophthalmology examination and hearing investigation.

Results: During the period 1 June 2009 to 31 May 2010, 11,022 infants were born at the Sheba Medical Center, of whom 8105 (74%) were screened. Twenty-three (0.28%) were positive for CMV and 22 of them (96%) were confirmed by urine culture. Two additional infants, who had not been screened, were detected after clinical suspicion. All 24 infants were further investigated, and 3 (12.5%) had central nervous system involvement (including hearing impairment) and were offered intravenous ganciclovir for 6 weeks. Eighteen (82%) infants would not otherwise have been diagnosed.

Conclusions: The relatively low incidence of C-CMV detected in our screening program probably reflects the low sensitivity of cord blood screening. Nevertheless, this screening program reliably detected a non-negligible number of infants who could benefit from early detection. Other screening methods using saliva should be investigated further.

 

January 2013
R. Cardoso, M. Ponte and V. Leite
 Background: In some countries people believe that camel milk can protect against various aggressors, whether due to infections, diabetes, or even autism. Little has been scientifically demonstrated regarding the veracity of these beliefs.

Objectives: To study the anti-infectious action of camel milk.

Methods: Fifty mice were divided into 5 groups of 10 animals each: 3 control groups and 2 test groups. Except for one of the control groups, all groups were intraperitoneally inoculated with a strain of Salmonella enterica. The rations in the test groups were supplemented with camel milk or cow milk.

Results: A statistically significant survival was observed in the mice supplemented with camel milk. The death rate after Salmonella inoculation was only 40% in the study group, as compared to 100% in the control groups where the mice were not protected, and 80% in the group supplemented with cow milk and injected with Salmonella.

Conclusions: Camel milk is an excellent nutrient and because of its specific properties, particularly its anti-infectious action, should be used to replace other milks.

October 2012
August 2012
A. Ballin, Y. Senecky, U. Rubinstein, E. Schaefer, R. Peri, S. Amsel, M. Vol, Y. Amit and M. Boaz

Background: The pathogenesis of anemia associated with acute infection in children has not been well delineated.

Objectives: To characterize this type of anemia in children with acute infection, mainly in relation to iron status.

Methods: These two cross-sectional studies compared the prevalence and severity of anemia between outpatient febrile children and age-matched non-febrile controls.

Results: In part 1 of the study, children with acute infection (n=58) had a significant decrease in hemoglobin levels compared with 54 non-febrile controls. Mean corpuscular volume (MCV) did not change this association. Moreover, there was no significant difference in MCV, mean cell hemoglobin or red cell distribution width values between the two groups. Regarding part 2, of the 6534 blood counts obtained in community clinics, 229 were defined as “bacterial infection.” Chart survey confirmed this diagnosis. White blood cell level was significantly inversely associated with hemoglobin level (r = -0.36, P < 0.0001). Anemia was significantly more prevalent among children with bacterial infection compared to those without: 21.4% vs. 14.1% (P = 0.002). Mean values of iron status parameters were all within normal limits.

Conclusions: Acute illness is associated with anemia. The pathogenesis of this anemia does not appear to be associated with disruption of iron metabolism.

June 2012
February 2012
M. Vardi, T. Kochavi, Y. Denekamp and H. Bitterman

Background: Extended-spectrum beta-lactamase (ESBL) resistance is a growing concern in and outside hospitals. Physicians often face a true clinical dilemma when initiating empirical antibiotic treatment in patients admitted to internal medicine departments.

Objectives: To determine the prevalence of risk factors for ESBL resistance in patients with urinary tract infection (UTI) admitted to internal medicine departments.

Methods: We conducted a retrospective analysis of the medical records of patients with UTI admitted to an internal medicine division in a community-based academic hospital over a 1 year period. We collected clinical, laboratory and imaging data that were available to the treating physician at admission. Outcome measures included ESBL resistance and death.

Results: Of the 6754 admissions 366 patients were included in the study. Hospitalization during the previous 3 months (odds ratio 3.4, P < 0.0001), residency in a long-term-care facility (OR[1] 2.4, P = 0.004), and the presence of a permanent urinary catheter (OR 2.2, P = 0.015) were correlated to ESBL resistance with statistical significance. These risk factors were extremely prevalent in our patient cohort.

Conclusions: ESBL resistance is becoming prevalent outside hospital settings, and patients admitted to an internal medicine department with UTI frequently carry risk factors for harboring resistant bacteria. In such patients a high index of suspicion and early targeted antibiotic treatment for ESBL-producing Enterobacteriaceae may be justified.

 



 

[1] OR = odds ratio

July 2011
N. Sharon, R. Talnir, O. Lavid, U. Rubinstein, M. Niven, Y. First, A.J.I. Tsivion and Y. Schachter
Background: Pandemic influenza A2/H1N1 carries a relatively high morbidity, particularly in young people. Early identification would enable prompt initiation of therapy, thereby improving outcomes.
Objective: To describe the epidemiological, clinical and laboratory characteristics of children admitted to hospital with the clinical diagnosis of influenza with reference to pandemic influenza A/H1N1.
Methods: We conducted a prospective study of all children aged 16 years or less admitted to the pediatric department with the clinical diagnosis of influenza-like illness from July to October 2009. The presence of A/H1N1 virus was confirmed using real-time reverse transcriptase polymerase chain (RT-PCR) analysis of nasopharyngeal secretions. Positive cases were compared with negative cases concerning epidemiological data, risk factors, clinical presentation and laboratory parameters, with emphasis on changes in the differential blood count.
Results: Of the 106 study patients, 53 were positive to influenza A/H1N1 and 53 were negative. In both groups nearly all patients had fever at presentation and approximately two-thirds had both fever and cough. All patients had a mild clinical course, no patient needed to be admitted to the intensive care unit and no mortalities were recorded. Hyperactive airway disease was more common in the A/H1N1-positive group. Pneumonia occurred in 30% of children in both groups. Laboratory findings included early lymphopenia and later neutropenia in the A/H1N1-infected patients.
Conclusions: Leukopenia consisting of lymphopenia and later neutropenia was common in patients with A/H1N1 infection but was not correlated with disease severity or clinical course, which were similar in both groups. However, reduced leukocyte count can be used as an additional criterion for diagnosing A/H1N1 infection until RT-PCR results are available.
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