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עמוד בית
Thu, 28.11.24

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November 2013
October 2013
I. Abadi-Korek, J. Glazer, A. Granados, O. Luxenburg, M.R. Trusheim, N. Hakak and J. Shemer
A. Finkelstein, E.Y. Birati, Y. Abramowitz, A. Steinvil, N. Sheinberg, S. Biner, S. Bazan, Y. Ben Gal, A. Halkin, Y. Arbel, E. Ben-Assa, E. Leshem-Rubinow, G. Keren and S. Banai
 Background: Transcatheter aortic valve implantation (TAVI) has recently become an alternative to surgical aortic valve replacement in selected patients with high operative risk.

Objectives: To investigate the 30 day clinical outcome of the first 300 consecutive patients treated with transfemoral TAVI at the Tel Aviv Medical Center.

Methods: The CoreValve was used in 250 patients and the Edwards-Sapien valve in 50 patients. The mean age of the patients was 83 ± 5.3 years (range 63–98 years) and the mean valve area 0.69 ± 0.18 cm2 (range 0.3–0.9 cm2); 62% were women.

Results: The procedural success rate was 100%, and 30 day follow-up was done in all the patients. The average Euro-score for the cohort was 26 ± 13 (range 1.5–67). Total in-hospital mortality and 30 day mortality were both 2.3% (7 patients). Sixty-seven patients (22%) underwent permanent pacemaker implantation after the TAVI procedure, mostly due to new onset of left bundle brunch block and prolonged PR interval or to high degree atrioventricular block. The rate of stroke was 1.7% (5 patients). Forty-one patients (13.7%) had vascular complications, of whom 9 (3%) were defined as major vascular complications (according to the VARC definition).

Conclusions: The 30 day clinical outcome in the first 300 consecutive TAVI patients in our center was favorable, with a mortality rate of 2.3% and low rates of stroke (1.7%) and major vascular complications (3%).

 

 







 VARC = Valve Academic Research Consortium


B. Sakem, K. Matozan, U.E. Nydegger, G. Weigel, A. Griesmacher and L. Risch
 

Background: Anti-red blood cell antibodies, free light chains (FLC) and prothrombotic proteins (PTP) may co-elute with intact immunogIobulin (IgG), and may be the cause of adverse reactions to intravenous immunoglobulin preparations (IVIG).


Objectives: To investigate the presence of residual amounts of these components in IVIG and their effects on ABO blood group agglutination.


Methods: Iso-agglutinin anti-A and anti-B activity was determined with a direct hemagglutination assay of red blood cell (RBC) suspensions from 1% of 46 blood donors together with the serial dilutions of five IVIG (IV1, IV2, IV3, IV4, IV5). Anti-A1 monoclonal antibody was used to confirm reactivity with the A1-reference RBC. The selected IVIG were diluted to a final concentration of 25 mg/ml in 0.15 M NaCl and 0.01 M phosphate-buffered saline (PBS), pH 7.4, with or without a further twofold dilution in a low ionic strength solution.


Results: A variation up to fivefold in the titer strength of anti-A/B activity was observed between the IVIG preparations. A2-type RBC required higher IVIG inputs when tested in 0.15 M NaCl. The differences in FLC kappa and lambda concentrations were as high as > 400 mg/L among the various IVIG. Only IV1 had a significantly high level of antiphospholipid IgG antibodies (18 U/ml). We demonstrated the presence of anti-RBC antibodies, FLC and PTP in IVIG preparations.


Conclusions: Our findings provide clear evidence that IVIG may harbor pathophysiological substrates with a potential risk for adverse effects such as iatrogenic hemolysis, FLC-associated disorders, and thromboembolism. 

R. Blecher, Z. Wasrbrout, Y. Arama, R. Kardosh, G. Agar and Y. Mirovsky
 Background: Osteoporosis is considered the most common bone disease in humans and the most common cause of fractures.

Objectives: To identify possible risk factors associated with a decreased level of care for osteoporosis among patients presenting acutely with the major types of fragility fractures, but also among patients who remain undertreated following their discharge.

Methods: We conducted a retrospective questionnaire-based cohort study. We searched our databases for patients admitted acutely with proximal humerus, distal forearm, thoracolumbar spine, and proximal femur fractures. A questionnaire was used to evaluate osteoporotic care including a referral to DEXA and any associated prescribed medication.

Results: The study group included 114 patients or their caregivers. The osteoporosis care rate rose from 56.1% (n=64) before admission to 71% (n=81) at follow-up. Significant risk factors associated with a decreased care rate prior to admission were the presence of fewer than three comorbidities, and a combination of male gender and young age. Continued neglect at follow-up was associated with the opposite risk factors, such as older age, multiple comorbidities, and polypharmacy. An additional finding was that treated patients had a significantly increased likelihood of presenting with vertebral fractures.

Conclusions: While the association of osteoporosis with the elderly may decrease its screening rates among younger and healthier patients, fragility fractures may be viewed as “end-stage” bone disease, rendering osteoporotic care inefficient.

 

N. Markovits, D. Kurnik, H. Halkin, L. Guranda, A. Cohen, .M. Katz, D. Olchovsky, H. Mayan and R. Loebstein
 Background: “Body packers” swallow multiple packets filled with illicit drugs, mainly cocaine, in order to smuggle them across international borders. In recent years, an increasing number of body packers have been hospitalized after their detention by the police upon arrival in Israel.

Objectives: To characterize the clinical features and outcomes of body packers hospitalized at the Sheba Medical Center.

Methods: We conducted a retrospective case series of body packers hospitalized between January 2010 and October 2012 in our medical center. Electronic medical records and imaging files were reviewed to extract clinical, laboratory and radiological data as well as details on medical treatments.

Results: We identified 23 body packers (mean age 38 ± 10 years), 20 of whom smuggled cocaine from South America. The number of packets transported ranged from 1 to 242 (median 42) and duration of hospitalization from 1 to 14 days (median 2). Two subjects required surgical intervention. All others were treated conservatively by polyethylene glycol-electrolyte lavage solution, laxatives, or watchful waiting. Ten patients underwent a urinary screen for illicit drugs, 7 of whom tested positive for cocaine and 2 for cannabinoids. Abdominal X-rays were performed in all patients at admission, and 14 had follow-up imaging, including abdominal CT scans without contrast media in 8.

Conclusions: The main treatment goals for body packers are the rapid excretion of drug packets and early detection of complications, i.e., drug intoxication and bowel obstruction. We suggest the use of a structured treatment approach for the in-hospital management of body packers.

O. Zavdy, G. Twig, A. Kneller, G. Yaniv, T. Davidson, G. Schiby and H. Amital
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