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עמוד בית
Tue, 26.11.24

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October 2005
O. Nissim, M. Bakon, B. Ben Zeev, E. Goshen, N. Knoller, M. Hadani and Z. Feldman.
 Moyamoya disease is a cerebral vasculopathy characterized mainly by progressive narrowing of the major intracranial vessels. While more common and having a familial predilection in the Far East, it can also develop in association with some common hereditary diseases and can be acquired after environmental exposure. In the young its manifestations are the result of cerebral ischemia. Adults usually suffer from repeated incidents of intracerebral hemorrhage. Surgical revascularization of ischemic cerebral territories plays a major role in their treatment. We review the literature and present our series of three adult and five pediatric patients; these patients were diagnosed at our institution and treated with indirect revascularization techniques.

 

N. Boulman, M. Rozenbaum, G. Slobodin and I. Rosner
September 2005
G.M. Gurman, B. Levinson, N. Weksler and M Lottan
S. Schwartz, A.I. Eidelman, A. Zeidan, D. Applebaum and D. Raveh
Background: Large family size may be a risk factor for childhood accidents. A possible association with quality of child supervision and rapidity of seeking medical care has not been fully evaluated.

Objectives: To determine whether children with multiple siblings are at increased risk for accidents, to assess whether quality of child supervision varies with family size, and to evaluate the relationship of family size with the rapidity of seeking medical care after an accident.

Methods: We prospectively studied 333 childhood accidents treated at TEREM (emergency care station) or Shaare Zedek Medical Center. Details on family composition and the accident were obtained through parental interview. Family size of the study population was compared with that of the Jerusalem population. Families with one to three children (Group 1) and four or more children (Group 2) were compared with regard to type of supervision and different "Gap times" – the time interval from when the accident occurred until medical assistance was sought ("Gap 1"), the time from that medical contact until arrival at Shaare Zedek ("Gap 2"), and the time from the accident until arrival at Shaare Zedek for those children for whom interim medical assistance either was ("Gap 3A") or was not ("Gap 3B") sought.

Results: Children from families with 1, 2, 3, 4 and ≥5 children comprised 7.2%, 18.3%, 14.4%, 18.6% and 41.4% of our sample compared to 20.4%, 21.8%, 18.4%, 14.7% and 24.7% in the general population respectively. Children from Group 2 were less often attended to by an adult (44.5% vs. 62.0%) and more often were in the presence only of other children at the time of the accident (27.0% vs. 10.5%). Gaps 1, 2 and 3A in Group 2 (6.3 hours, 16.5 hours, 27.8 hours respectively) were longer than for Group 1 (2.7, 10.7, 13.3 hours respectively).

Conclusions: The risk for accidents is increased among children from families with four or more children. The adequacy of child supervision in large families is impaired. There is a relative delay from the time of the accident until these children are brought for treatment. 

I. Greenberg-Wolff, E. Konen, I. Ben Dov, D. Simansky, M. Perelman and J. Rozenman
Background: Cryptogenic organizing pneumonia is increasingly being recognized as a major cause of diffuse infiltrative lung disease. The differential diagnosis of non-infectious diseases that resemble pneumonia should include this entity. Understanding the radiologic features of this entity will help in defining the correct diagnosis, although lung biopsy is needed to provide histopathologic confirmation. Treatment with steroids achieves an excellent response.

Objectives: To present a variety of radiologic findings on high resolution computerized tomography in eight sequential patients with COP[1], together with clinical and pathologic correlation.

Methods: Sequential HRCT[2] examinations of eight patients (four males) aged 53–80 years (mean 65.5 years) with pathologically proven COP were retrospectively analyzed by a consensus of two experienced chest radiologists for the existence and distribution of airspace consolidation, ground-glass opacities, nodular thickening along bronchovascular bundles, small (<1 cm) and large (>1 cm) nodules. The distribution of radiologic findings was classified as unilateral or bilateral, located in the upper, lower or middle lobe, and central or peripheral. Also recorded was the presence or absence of mediastinal lymphadenopathy and pleural effusion. Correlation with clinical symptoms was analyzed.

Results: All eight patients had bilateral airspace consolidations: in two cases consolidations were limited to central fields, in four they were peripheral, and in the remaining two cases they were both central and peripheral. Small nodules were noted in six cases and large nodules in three. Ground-glass opacities were found in four cases. All patients had enlarged lymph nodes (1–1.5 cm) in the mediastinum. Radiologic abnormalities resolved or improved after steroid treatment in all patients.

Conclusions: HRCT findings of bilateral multiple heterogenic lung infiltrates and nodules associated with mild mediastinal lymphadenopathy in a patient with non-specific clinical symptoms are suggestive of COP; in such cases, lung biopsy is indicated. Radiologic resolution of abnormalities correlates well with clinical improvement under adequate steroid treatment.

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[1] COP = cryptogenic organizing pneumonia

[2] HRCT = high resolution computerized tomography

M. Vaiman, S. Sarfaty, N. Shlamkovich, S. Segal and E. Eviatar
 Objectives: Endonasal operations such as septoplasty, rhinoplasty, nasal septal reconstruction and conchotomy, as well as endoscopic sinus surgery, especially when combined with turbinectomy and/or submucous resection of the septum, may produce bleeding and postoperative hematoma requiring postoperative hemostatic measures. Since nasal packing may cause pain, rhinorrhea and inconvenience, a more effective and less uncomfortable hemostatic technique is needed.

Objectives: To compare the hemostatic efficacy of the second-generation surgical sealant (Quixil™ in Europe and Israel, Crosseal™ in the USA) to that of nasal packing in endonasal surgery.

Methods: We conducted a prospective randomized trial that included 494 patients (selected from 529 using exclusion and inclusion criteria and completed follow-up) undergoing the above-mentioned endonasal procedures. Patients were assigned to one of three surgical groups: septoplasty + conchotomy + nasal packing or fibrin sealant (Group 1); ESS[1] + nasal packing or fibrin sealant (Group 2); and ESS + septoplasty + conchotomy + nasal packing or fibrin sealant (Group 3). The hemostatic effects were evaluated objectively in the clinic by anterior rhinoscopy and endoscopy and assessed subjectively by the patients at follow-up visits.

Results: Postoperative hemorrhage occurred in 22.9–25% of patients with nasal packing vs. 3.12–4.65% in the fibrin sealant groups (late hemorrhage only). Drainage and ventilation of the paranasal sinuses, which are impaired in all cases of packing, remained normal in the fibrin sealant group. There were no allergic reactions to the sealant.

Conclusions: Our results show that fibrin sealant by aerosol spray in endonasal surgery is more effective and convenient than nasal packing. It requires no special treatment, i.e., antibiotics, which are usually used if nasal packing is involved.

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[1] ESS = endoscopic sinus surgery

M. Attia, J. Menhel, D. Alezra, R. Pffefer and R. Spiegelmann
E. Kaluski, N. Uriel, O. Milo and G. Cotter
 Although 40 years have passed since the advent of advanced cardiac life support, out-of-hospital cardiac arrest still carries an ultimate failure rate of 95%. This review reinforces the importance of public education, optimization of the local chain of survival, early bystander access and bystander basic life support, and early defibrillation. It emphasizes the role of simplified basic life support algorithms and demonstrates the low incremental benefit of complex skillful protocols employed in ACLS[1]. The impact of automatic external defibrillators and new medications incorporated into ACLS algorithms is evaluated in the light of contemporary research. The persistent, discouraging, low functional survival rate (less than 5% of out-of-hospital cardiac arrest victims) mandates reassessment of current strategies and guidelines.

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[1] ACLS = advanced cardiac life support

 
G. Twig, E. Zimlichman, M. Szyper-Kravitz and G. Zandman-Goddard
August 2005
D. Leibovici, A. Cooper, A. Lindner, R. Ostrowsky, J. Kleinmann, S. Velikanov, H. Cipele, E. Goren and Y.I. Siegel
 Background: Stents offer a simple and effective drainage method for the upper urinary tract. However, ureteral stents are associated with frequent side effects, including irritative voiding symptoms and hematuria.

Objectives: To determine the side effects associated with ureteral stents and their impact on sexual function and quality of life.

Methods: Symptom questionnaires were administered to 135 consecutive patients with unilateral ureteral stents. The questionnaire addressed irritative voiding symptoms, flank pain, hematuria, fever, loss of labor days, anxiety, sleep impairment, decreased libido, erectile dysfunction, dyspareunia, painful ejaculation, and a subjective overall impact on quality of life. The items were graded from 1 (minimal or no symptoms) to 5 (maximal symptoms). The patients were seen and questionnaires filled at 2 weekly intervals following stent insertion until stent extraction. Following removal of the stent, stent patency, impaction and migration rates were determined. Admissions to hospital and ancillary procedures to retreive stents were noted.

Results: The findings presented refer to questionnaire items scoring 3 or more. Dysuria, urinary frequency and urgency were reported by 40%, 50% and 55% of the patients, respectively. Flank pain, gross hematuria or fever was reported by 32%, 42% and 15% respectively. Among working patients, 45% lost at least 2 labor days during the first 14 days, and 32% were still absent from work by day 30. A total of 435 labor days were lost in the first month. Anxiety and sleep disturbance were reported by 24% and 20% respectively, and 45% of patients reported impairment in their quality of life. Decreased libido was reported by 45%, and sexual dysfunction by 42% of men and 86% of women. Stent removal necessitated ureteroscpoy in 14 patients (10.5%), due to upward migration in 11 (8.2%) and incrustration and impaction in 3. Spontaneous stent expulsion occurred in one patient. Forty-six (34%) stents were obstructed at the time of removal. Obstructed stents were associated with a longer mean dwell time as compared to the whole population, 75 versus 62 days respectively (P = 0.04).

Conclusions: Ureteral stents are associated with frequent side effects and significantly impact on patient quality of life. Our findings should be considered when deciding on ureteral stent insertion and dwell time.

E. Konen, I. Greenberg and J. Rozenman
 Background: Chest radiography is still the most frequently performed radiologic imaging study. Digital radiography is gradually replacing the conventional systems.

Objectives: To compare the subjective visibility of normal anatomic landmarks in the chest on storage phosphor-based digital radiographs versus conventional screen-film radiographs.

Methods: Digital phosphor-based and screen-film posteroanterior chest radiographs were obtained during 1 year in 140 asymptomatic patients without any known pulmonary disease (119 men, 21 women; mean age 52.1 years, range 23–86). Both sets of films were independently compared by two experienced radiologists in different sessions. The visibility of each of the following anatomic landmarks was graded from 1 to 3: pulmonary fissures, carina, bronchi to left upper lobe, right upper lobe and left lower lobe, bronchus intermedius, anterior and posterior junctional lines, and vessels behind the heart and diaphragm. Additionally, subjective general quality impression of each radiograph was graded similarly. Statistical analyses were performed using the chi-square test. A P value less than 0.05 was considered significant.

Results: Visibility with the digital images was statistically significantly higher for the carina, left lower lobe bronchus, bronchus intermedius, and vessels behind the heart and diaphragm. Subjective general quality impression of digital radiographs was also higher (P < 0.001). No significant visibility differences were found for pulmonary fissures or junctional lines.

Conclusion: Subjective visibility of anatomic structures behind the heart and diaphragm and at the hilae is significantly improved with phosphor-based digital radiography compared with conventional screen-film radiography. This suggests that pathologic processes such as pulmonary nodules, masses or consolidations projected over those structures may be more easily and reliably depicted on digital than conventional chest X-rays.

E. Tamir, M. Heim and I. Siev-Ner
 Background: Neuropathic plantar ulceration of the foot is treated by de-loading the ulcer. The total contact cast is considered to be the gold standard, but it is a labor-intensive procedure and frequent cast changes are needed.

Objectives: To describe an alternative de-loading method using a fiberglass removable walking cast.

Methods: This prospective uncontrolled study comprised 24 diabetic and non-diabetic patients with a single planter neuropathic ulcer. Exclusion criteria included the presence of osteomyelitis or cellulites, peripheral vascular disease, severe foot or leg edema, more than one ulcer on the treated foot, ulcers on the other foot, visual problems, gait instability, and personality or psychiatric problems. All patients were treated with the removable fiberglass de-loading cast. At each weekly follow-up visit the cast was removed. Data were collected using a clinical report form.

Results: The ulcer healed completely in 21 of the 24 patients treated (87.5%). The mean time for healing was 6.8 weeks (range 3–20 weeks, SD = 4.2). New ulcers developed in six patients (25% of the group).

Conclusions: The effectiveness and safety of the method is comparable to that of the total contact cast, but is less labor intensive because the cast is manufactured only once and serves for the whole length of treatment. Improving the technique is expected to lower the complication rate.

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