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עמוד בית
Sat, 20.07.24

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June 2015
Arieh Riskin MD MHA, Corina Hartman MD and Raanan Shamir MD

Abstract

Parenteral nutrition (PN) must be initiated as soon as possible after delivery in very low birth weight (VLBW) preterm infants in order to prevent postnatal growth failure and improve neurodevelopmental outcome. When administered early, high levels of parenteral amino acids (AA) are well tolerated and prevent negative nitrogen balance. Although proteins are the driving force for growth, protein synthesis is energy demanding. Intravenous lipid emulsions (ILE) constitute a good energy source because of their high energy density and provide essential fatty acids (FA) along with their long-chain polyunsaturated fatty acid (LC-PUFA) derivatives necessary for central nervous system and retinal development. Early supply of ILE is not associated with increased morbidity. No significant differences were found between ILE based on soybean oil only and mixed ILE containing soybean oil in combination with other fat sources, except for a reduction in the incidence of sepsis with non-pure soybean ILE, and possibly less PN-associated liver disease with mixed ILE containing some fish oil. In preterm infants glucose homeostasis is still immature in the first days of life and abnormalities of glucose homeostasis are common. VLBW infants may not tolerate high levels of glucose infusion without hyperglycemia. Administering lower levels of glucose infusion as part of full early PN seems more successful than insulin at this stage. Postpartum there is a transition period when the water and electrolyte balance may be severely disturbed and should be closely monitored. Avoiding fluid overload is critical for preventing respiratory and other morbidities

Barak Benjamin MD, Roy Zaltzman MD PhD, Baruch Shpitz MD, Carlos R. Gordon MD DSc and Shmuel Avital MD
Yuval Tal MD PhD, Ido Weinberg MD MSc, Arie Ben-Yehuda MD and Mordechai Duvdevani MD
Haim Shmilovich MD, Itzhak Herz MD and Gad Keren MD
Abdulla Watad MD, Victor Belsky MD, Yehuda Shoenfeld MD FRCP MaACR and Howard Amital MD MHA
Amnon Y. Zlotnick MD ,Tamar Gaspar MD, Ronen Rubinshtein MD, David Halon MD and Amir Elami MD
June 2015
Jochanan Benbassat MD

This paper summarizes the difficulties that may emerge when the same care-provider attends to private and public patients within the same or different clinical settings. First, I argue that blurring the boundaries between public and private care may start a slippery slope leading to “black” under-the-table payments for preferential patient care. Second, I question whether public hospitals that allow their doctors to attend to private patients provide an appropriate learning environment for medical students and residents. Finally, I propose a way to both maintain the advantages of private care and avoid its negative consequences: complete separation between the public and the private health care systems.

 

Shachar Kenan MD, Aviram Gold MD, Moshe Salai MD, Ely Steinberg MD, Ran Ankory MD and Ofir Chechik MD

Background: The surgical treatment of hip fractures remains controversial especially when considering age. 

Objectives: To investigate the long-term functional outcomes of displaced subcapital hip fractures that were reduced and surgically fixed using parallel cannulated screws in patients aged 60 years and younger. 

Methods: During the period 1996–2005, 27 patients under age 60 with displaced subcapital hip fractures classified as Garden III or IV were treated with fracture reduction and surgical internal fixation using cannulated screws. Patient outcomes were assessed using the Harris Hip Score (HHS) and physical examination.

Results: During a follow-up period of 8–17 years 4 of the 27 patients (14.8%) developed non-union/femoral head avascular necrosis and had undergone hip arthroplasty. All reoperations were performed within the first year after fracture fixation, all in the 50–60 year old age group. The revision rate among patients 50–60 years old was significantly higher than that of patients 50 years and younger (40% vs. 0%, P = 0.037). Mean HHS was higher for patients not requiring revision surgery (85.4) than for patients with revision surgery (75.5), but this difference was not significant.

Conclusions: Internal fixation using fracture reduction and cannulated screw fixation is a successful treatment modality for displaced subcapital hip fractures in patients younger than 50 years old. Patients aged 50–60 years may have a higher risk of avascular necrosis or non-union and require arthroplasty, often within the first year after fracture fixation. The long-term outcome following these fractures is good when excluding patients who had early complications.

 

Hashem Bishara MD MPH, Noam Goldstein MD, Marwan Hakim MD, Olga Vinitsky MD MPH, Danit Shechter-Amram RN and Daniel Weiler-Ravell MD

Background: Atypical presentation of tuberculosis (TB) during pregnancy may cause diagnostic delay and adversely influence pregnancy outcome. 

Objectives: To examine the incidence and clinical and epidemiological features of TB during pregnancy and investigate infection control measures at delivery and during the postpartum period.

Methods: We retrospectively evaluated all reported cases of TB diagnosed during pregnancy to 6 months postpartum in Israel’s Northern Health District (2002–2012). 

Results: Active TB was detected in six patients; all were negative for human immunodeficiency virus (HIV). Two patients were diagnosed in the postpartum period, and four had pulmonary involvement. The average incidence during this period (3.9 per 100,000 pregnancies) was similar to that in the general population. Five patients were at high risk of contracting TB due to either recent immigration from a high-burden country or being in contact with another individual with active TB. Patients with pleuropulmonary involvement had prolonged cough and abnormal chest X-rays, without fever. Diagnosis was delayed for 3 to 7 months from symptom onset. Investigation of the newborn to rule out intrauterine infection was conducted in only one of four relevant cases. All patients were infected with organisms susceptible to all first-line drugs, and all were cured with standard therapy.

Conclusions: There was a considerable delay in the diagnosis of TB among pregnant women, and investigation of the newborn upon delivery to rule out TB infection was routinely omitted. Effective management of TB during pregnancy and the postpartum period requires a multidisciplinary approach including an obstetrician, pediatrician, TB specialist, and public health physician.

 

Ada Rosen MD, Lee Taragano, Alexander Condrea MD, Ami Sidi MD, Yshai Ron MD

Background: Fecal incontinence is defined as involuntary passage of stool through the anus. It may vary from soiling to complete evacuation. This involuntary loss of feces, flatus or urge incontinence adversely affects quality of life. Urinary urge incontinence is characterized by symptoms of frequency, urgency and urge incontinence (either alone or in combination). Urgency frequency syndrome is defined as symptoms of frequency and urgency without incontinence episodes.

Objectives: To evaluate the efficacy of sacral neuromodulation on these pathologies. 

Methods: Following a detailed investigation, 51 patients with either urinary or fecal incontinence, or both, who did not respond to medical and behavioral treatment were offered the temporary implant. Of the 51 patients 40 showed improvement and advanced for a permanent device.

Results: After a mean follow-up of 5 years (range 1–8), there was a significant reduction in the number of incontinence episodes (P < 0.0001), and the number of pads used also declined significantly (P < 0.0001). A marked improvement in quality of life was reported by 71.4% of the women and 58.3% of the men.

Conclusions: Sacral neuromodulation as shown in this study appears to be a promising treatment for urinary and fecal incontinence and can dramatically improve patients' quality of life.

 

Emily Lubart MD, Alexandra Yarovoy MD, Gilad Gal PhD, Ricardo Krakover MD and Arthur Leibovitz MD

Background: QT segment prolongation is a high risk factor for fatal arrhythmias. Several studies have indicated a possible relation between low testosterone levels and QT interval prolongation. 

Objectives: To compare the QT interval length in elderly patients with prostate carcinoma who were on anti-testosterone treatment and those who were not.

Methods: We screened the electrocardiograms (ECGs) of 100 prostate cancer patients divided into two groups: 50 patients on anti-testosterone drug treatment and 50 patients not. QT interval length was measured according to the accepted methods.

Results: The mean QTc 12 leads in the entire group was 0.45 ± 0.04 sec, which is close to the upper limit. Mean QTc was actually longer in the control group and there was no QTc difference between the groups after adjustment for possible confounders. Prolonged QTc 12-lead ECG (48% in treated and 54% in non-treated) and lead L2 QT interval (50% in treated and 56% in non-treated) did not differ significantly between the groups. The analysis of QTc 12-lead ECG indicated no significant effects of anti-testosterone drug treatment. Only the use of furosemide was associated with QT prolongation. 

Conclusions: The results of this preliminary study do not support our initial concern of an alarmingly prolonged QT interval in the anti-testosterone treated group. However, further prospectively designed studies are needed. In the meanwhile we call for a close follow-up of the QT interval length in patients receiving anti-testosterone treatment. 

 

Gabriel Greenberg MD, Tamir Bental MD, Eli I. Lev MD, Abid Assali MD, Hanna Vaknin-Assa, MD and Ran Kornowski MD

Background: Several trials support the trans-radial route of percutaneous coronary intervention (PCI) since it reduces access site vascular complications and bleeding. 

Objectives: To examine the effects of trans-radial interventions (TRI) on clinical outcomes in a 'real world' cohort of patients undergoing PCI.

Methods: We analyzed 4873 consecutive patients who underwent PCI at a tertiary center and identified 373 patients who underwent TRI. Patients (radial vs. femoral) were compared using a propensity score analysis to best match between groups. Outcome parameters included total mortality, myocardial infarction (MI), repeat target vessel revascularization (TVR) rates, length of hospitalization and ∆Ht/Hb/creatinine values during hospitalization. These were evaluated at 6 months and 1 to 3 years after PCI.

Results: The rates of major adverse cardiovascular event (MACE) and its constituents were similar in the trans-radial vs. trans-femoral groups at all time intervals: 6.7% vs. 5.5% at 6 months, 10.3% vs. 10% at 1 year, 15.7% vs. 15% at 2 years, 15.7% vs. 16% at 3 years, respectively (P = 0.6). The length of hospitalization was shorter in the TRI group (2.87 days ± 2.04 vs. 3.3 days ± 3.12, P = 0.023). We did not find significant differences between the groups in the mean ∆Ht/Hb/creatinine values during the hospitalization course.

Conclusions: In a 'real-world' setting of PCI, the TRI route of PCI is as safe and efficient as the femoral approach. TRI is associated with shorter duration of hospitalization.

 

Jonathan Cohen MD, Yael Bistritz RN and Tamar Ashkenazi RN PhD

Background: The number of patients awaiting organ transplantation continues to exceed the number of available organs. 

Objectives: To document changes in the demographic characteristics of brain-dead, heart-beating organ donors over the past 10 years which may impact on organ utilization. 

Methods: Data were extracted from the Israel Transplant Registry and the Donor Action database for the 10 year period 2004–2013, inclusive. 

Results: The median age of the donors increased from 44 (range 3–73 years) to 53.5 years (range 1–79 years) (P < 0.001). There was a significant increase in the median age of donors of kidney (33 to 51 years, P < 0.001), liver (41 to 53 years, P < 0.001) and lung (40 to 49.5 years, P < 0.001). The number of donors dying from trauma decreased (34.5% to 20%, P < 0.001), while those with anoxic brain damage increased (14.5% to 25%, P < 0.001). The percent of male donors decreased over the study period, from 63% to 53%. An increase was noted in the mean number of organs transplanted per donor, from 3.29 to 3.82 per donor, due mainly to a significant increase in the utilization of lungs (31.5% to 51.3%, P < 0.001) and livers (76.3% to 82.4%, P < 0.001) while heart utilization decreased significantly since 2006 (40.9% to 17.5%, P < 0.001). 

Conclusion: Trends in the heart-beating, brain-dead organ donor pool in Israel over the past 10 years reveal significant changes in demographic characteristics which in the future will impact on the number of organs available for transplantation. 

 

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