Showing 42 results for Kazemi
A Montazeri , R Gamali , A Kazemi ,
Volume 55, Issue 3 (30 1997)
Abstract
Report of two cases from Halzon syndrome (Tabriz-1996-97). One mother and her daughter ten minutes after eating from raw or half-ripe sheep gut (bowel), showed clinical demonstration of Halzon syndrome. Clinical aspects included: nasal, ear, frontal, and throat pruritis oral and nasal discharge, caugh, headache, vertigo and mucoid sputum. One day after beginning of this signs and symptoms, some small white worms in 4-6 mm size, discharge from nose and mouth of patients. These worms in laboratory study, were diagnosed as nymph of linguatula serrata
A Kazemi , M Emami , M Nasirzadeh , M Mohraz , M Sheedfar ,
Volume 56, Issue 4 (1 1998)
Abstract
In an attempt to investigate the fungous infections of AIDS stricken patients, a study which lasted 1.5 years was conducted, in which 21 patients were examined. The subjects were 20 males and a female. One of the male patients was from Uganda, another was an intravenous drug addict, and one had been abroad for sometimes and had received blood there. All other patients had also blood transfusion instances before 1984. To do the research, 414 laboratory specimens were gathered and examined regarding fungus involvement. The result showed 104 negative and 310 positive cases. Based on these findings and also clinical examination, all patients suffered from one or more fungous infections in the forms of oral candidiasis, perleche, candidal onychomycosis, perianal candidiasis, mucocutaneous candidiasis, tinea versicolor, pityrosporosis and rhodotrulosis. The latter caused skin lesion with scaling and is being reported for the first time. Candida parapsilosis and trichosporon pololans were also isolated specimens. However, concerning the diagnostic value of trichosporon pololans more investigation is needed.
A Kazemi Khaledi ,
Volume 57, Issue 2 (8 1999)
Abstract
Background: Percutaneous Transeptal Mitral Commisurotomy (PTMC) has been used in treating mitral stenosis with variable success, its main complication being mitral incompetence. There is a need to define the subgroup of the patients who benefit mostly from the procedure. Methods: We studied 110 patients (age 17 to 60 years mean 33.2) with mitral stenosis. PTMC was performed though femoral vein. All patients underwent echocardiographic evaluation, both before and after the procedure. Clinical, hemodynamic and echocardiographic data were gathered and used to predict the outcome. Results: PTMC was successful in all 110 patients in alleviating the stenosis (mean transmitral gradient before procedure was 17.1 mmHg after procedure 4.4 mmHg). There was no mortality or major complication other than occurrence of mitral regurgitation in 9 cases. In this group only one patient subsequently needed a mitral valve replacement operation. The following parameters were found to have a significant correlation with the success rate of PTMC: lower age, shorter duration of illness, functional class III and IV, larger EF slope, smaller EPSS, smaller amplitude of valve motion, limitation of the posterior leaflet motion and negative history for open commisurotomy. The incidence of mitral regurgitation after procedure was found to be correlated with: atrial fibrillation rhythm before PTMC, lower age, longer duration of illness, more frequent relapse of rheumatic fever, functional class III and IV, less EF slope, limitation of the valve motion, larger left atrium, calcification of posterior leaflet and subvalvular extension. Conclusions: Balloon Mitral Valvuloplasty is an effective and relatively safe procedure in the management of the mitral stenosis. With the proper selection of the patients with the favorable outcome parameters, the rate of complication can be reduced.
Kazemi Khaledi A, Rahmani Reaza,
Volume 61, Issue 1 (13 2003)
Abstract
Prosthetic valve re-operation has greater mortality and morbidity than primary valve replacement. By recognition of factors influencing on causes of redo operation and preoperative survival, one can select appropriate prosthesis at primary valve replacement and when operation performed at appropriate time, surgical risk can be reduced.
Methods and Materials: Two hundred patients that underwent prosthetic valve re-operation from October 1991 through November 2001 were included in this study. There were 68 men and 132 women with the mean age of 42:tl 1.8 years. Structural failure was the commonest cause of bio-prosthesis replacement (93%). Valve thrombosis was the common cause of mechanical valve replacement (32%). Age younger Than 50 (P= 0.01) and interval after the first implantation more than 10 years (P= 0.01) affected bio-prosthesis degeneration.
Results: Atrial fibrillation (P<0.01), Older age especially more than 40 (P<0.05) and mitral position (P<0.01) affected mechanical valve thrombosis. Cross clamp time (P= 0.005), Tricuspid insufficiency (P = 0.001), NYHA IV (P = 0.005) and emergent operation (P= 0.001) were independent determinants of hospital mortality.
Conclusion: In conclusion, in patients with more than 10-years life expectancy and age younger than 50, mechanical valve can be selected for primary valve replacement. If operation performed before patients reach deteriorated condition, preoperative survival would be excellent.
Mirsalehian A, Jabalameli F, Kazemi B, Alizadeh S A,
Volume 61, Issue 6 (15 2003)
Abstract
Background: Staphylococci as a micro-organism, has the most importance to cause nosocomial infections, particularly in patients with indwelling catheters or other medical devices. Unfortunately 90% of Staphylococci isolated from the nosocomial infections are resistant to methicillin, and methicillin resistance strains are also resistant to a wide range of antimicrobial drugs, therefore detecting of these strains are valuable to eradicate the infection elements. Despite guidelines published by the national committee for clinical laboratory standards (NCCLS) for testing of susceptibility to methicillin for Staphylococci, the phenotypic method for detecting methicillin resistance remains controversial. Therefore, the genetic assays have been used to detect antimicrobial susceptibility of Staphylococci to methicillin.
Materials and Methods: Resistance to methicillin is coded by mec A gene in staphylococcus, and this gen must be detected in genetic assays. In this study 155 clinical staphylococcal isolates (70 coagulase- negative staphylococcus and 85 coagulase- Positive staphylococci) were evaluated for susceptibility to methicillin by using disk diffusion method.
ResuIts&Conclusion: Methicillin resistance was shown in 62 coagulase- negative staphylococcus (72.9%) and 27 coagulas positive staphylococcus (38.6%) but 63 coagulase negative Staphylococci (74%) and 28 coagulase positive isolates with mec a gene associated resistance were detected by PCR method. The results of this test were compared to the results for mec A gene detection by PCR test as a gold standard. The sensitivity, specifity and accuracy of the disk diffusion test for coagulase-negative staphylococcus were 96.8%, 95.45% and 96.47% and for coagulase positive staphylococci were 98.43%, 95.45% and 98.32% respectively.
Aligholi M, Emaneini M, Hashemi F. B , Shasavan Sh, Jebelameli F, Kazemi B,
Volume 64, Issue 9 (1 2006)
Abstract
Background: Staphylococcus aureus (SA (is an important cause of nosocomial and community-acquired infections. The emergence of antibiotic resistance, especially in methicillin-resistant SA (MRSA) strains, has caused difficulties in treatment of such infections. The determination of antibiotic resistance patterns, particularly domestic patterns of Iran, is essential for appropriate treatment of MRSA infections and proper infection control measures in our country.
Methods: The antibiotic resistance of 338 SA isolates from various clinical specimens was determined by disk agar diffusion (DAD), minimum inhibitory concentration (MIC) and polymerase chain reaction (PCR) methods.
Results: Using the DAD method, 47% (160/338) of the SA isolates were resistant to oxacillin, and only 6% (20/338) were resistant to vancomycin. By PCR, 48% (162/338) of the isolates had the mecA gene. The MIC of oxacillin in 93% of isolates was higher than 256µg/mL. The MRSA isolates, showed a high resistant to gentamicin (40.5%), erythromycin (40%), and ciprofloxacin (38%). However, only a few of the SA isolates showed a high resistance to vancomycin (5%) or erythromycin (3.5%).
Conclusion: The results of this study can provide guidance for physicians toward a more appropriate treatment of SA infections in Iran, thereby preventing the emergence of further antibiotic resistance among SA. Our results also revealed the need for further investigations using a higher number of specimens representing a wider variety of locations to determine the antibiotic resistance patterns in our state more precisely.
Pajand O, Ziyaeyan M, Mousavi A, Hojabri Z, Kazemi B, Bahador A, Hamidian M, Mousavi A, Hashemi F B,
Volume 64, Issue 11 (7 2006)
Abstract
Background: Human Cytomegalovirus (HCMV) infections are a significant challenge in patients with Hematopoietic Cell Transplant (HCT). Acute Graft vs. Host (GVHD) is recognized as a predisposing factor for increased incidence of HCMV reactivation. Availability of rapid and accurate tests for HCMV detection in HCT recipients is of foremost importance in developing countries, such as Iran.
Methods: A total of 201 peripheral blood leukocyte (PBL) and plasma specimens from 26 allogeneic HCT recipients were examined for HCMV DNA by polymerase chain reaction (PCR) assay. Densitometric analysis of 257bp PCR products from clinical samples and 101-106 "cloned plasmid" per µg DNA containing a HCMV specific fragment were analyzed using LabWorks software (v3.0.02). Optical density of amplicons was plotted, and calculated HCMV viral loads were compared with the patients' antigenemia results.
Results: HCMV viral loads ranged between <102 to 1.35×102 copies per µg DNA among 7 HCT patients. In addition, 14 episodes of positive antigenemia assay in 7 patients in which peak HCMV load were compared with GVHD grade II-IV patients. Significant correlation was also detected between HCMV DNA load in PBL and plasma samples, as well as HCMV DNA load in PBL samples and antigenemia results. Receiver–Operating Characteristic analysis determined that 2,200 HCMV copies in PBL samples as the threshold value for initiation of Ganciclovir therapy.
Conclusion: This report shows that rapid and sensitive assays, like quantitative PCR, are extremely valuable for detection of active HCMV infection, and life-threatening HCMV disease in HCT recipients during the post transplant period. Furthermore, high HCMV DNA load among GVHD grade II-IV patients confirms the high risk of HCMV reactivation among these HCT recipients. Tests such as quantitative PCR also helps physicians initiate timely preemptive therapy and for a shorter period, which may lead to better clinical outcome in HCMV-infected transplant patients.
Nahvi H, Mollaeian M, Kazemian F, Hoseinpoor M, Keiani A, Khatami F, Khorgami Z, Goodarzi M, Ebrahim Soltani A, Ahmadi J,
Volume 65, Issue 6 (3 2007)
Abstract
Background: Oral clefts are among the most common congenital anomalies. Infants with oral clefts often have other associated congenital defects, especially congenital heart defects. The reported incidences and the types of associated malformations and congenital heart defects vary between different studies. The purpose of this study was to assess the incidence of associated congenital heart defects in children with oral clefts.
Methods: All infants with cleft lip and palate referred to the Children's Medical Center and Bahramy the teaching Hospitals of the Tehran University of Medical Sciences from 1991 to 2005 were prospectively enrolled in this study group. All patients were examined and noted by an academic cleft team contain a pediatrician and a pediatric surgeon, and received cardiac consultation and echocardiography by a pediatric cardiologist. non cardiac associated anomalies, still born and patients without echocardiography were excluded from the study. Data including age, gender, exposure to contagions and high risk elements ,consanguinity and familial history of oral cleft, type of oral cleft, results of cardiac consultation and echocardiography and associated cardiac anomalies were cumulated and analyzed by SSPS version 13.5
Results: Among the 284 infants with oral clefts, 162 were male (57%) and 122 were female (43%). Seventy-nine patients (27.8%) had cleft lip, 84 (29.5%) had cleft palate and 121 (42.6%) had both cleft lip and palate. Of all the patients, 21.1% had congenital heart defects. the most common type Of these congenital heart defects(28.3%) was atrial septal defect.
Conclusions: For patients with cleft lip and palate, we recommend preoperative cardiac consultation, careful examination and routine echocardiography for associated cardiac anomalies, as well as appropriate management and prophylactic antibiotic therapy for those with associated congenital heart anomaly.
Amouzegar Hashemi F, Hashemi E, Haddad P, Kazemian A,
Volume 65, Issue 7 (4 2007)
Abstract
Background: The standard treatment for high-grade astrocytoma (grades 3 and 4) is surgery followed by radiotherapy (post-op RT). Adjuvant chemotherapy increases disease-free survival (DFS) and overall survival (OS). There are several drugs used for this purpose, each of which have shown benefits and shortcomings. The superiority of combination therapies such as PVC (procarbazine, CCNU and vincristine) over single agents such as BCNU (carmustine) and CCNU (lumostin) has not been definitively established. Single agent CCNU could be a very convenient treatment, as it only involves oral prescription every six weeks. Thus, in this study, we compare CCNU alone with PCV to establish any potential superiority with regard to DFS and OS.
Methods: From 2003-2006, patients with high-grade astrocytoma who had undergone surgery and radiotherapy in the Cancer Institute of Imam Khomeini Hospital, Tehran, Iran, were randomized to CCNU alone or PCV. Chemotherapy was repeated every six weeks for six cycles. Six weeks after the end of sixth cycle, a CT scan was performed. New neurologic signs and symptoms or increases in the previous signs and symptoms and/or new masses in imaging and/or growth of the residual tumor (> 25%) and/or enhancement of any inactive mass from the previous imaging was considered a recurrence. DFS was considered to be the duration from the end of RT to the date of recurrence or last follow-up. OS was taken as the duration from the end of RT to date of death or last follow-up.
Results: After informed consent, of the 70 patients included in this study, 38 were treated with PCV and 32 were treated with CCNU. The mean age was 44 years, ranging from 16 to 78 years, and 51 of the patients were male. Nineteen patients had grade 3 anaplastic astrocytoma and 51 patients had grade 4 glioblastoma multiforme. There were no significant differences with regard to patient age, gender and pathology between the CCNU and PCV groups. DFS and OS were 26 and 27 months, respectively, in the CCNU group and 29 and 34 months, respectively, in the PCV group. By log-rank test, the difference between CCNU and PCV was not statistically significant with regard to the length of DFS and OS.
Conclusion: Although no significant differences were found, a trend toward better survival could be seen in patients treated with PCV. Further studies with more patients and longer follow-up are needed to definitively resolve this issue.
Kazemi Khaledi A, Taghizadeh M,
Volume 66, Issue 8 (5 2008)
Abstract
Background: Multislice computed tomography (MSCT) is a noninvasive method of detecting coronary artery disease (CAD). The purpose of the present study was to investigate the accuracy of 64-slice MSCT (64-MSCT) in daily practice, without patient selection.
Methods: Sixty-four consecutive suspected CAD patients underwent both 64-MSCT and quantitative coronary angiography (QCA). The CT system The mean time span between MSCT and QCA was 7.2±3.9 days. For the 64-MSCT, detection or exclusion of CAD, defined as one or more areas of >50% stenosis within major epicardial coronary arteries, the sensitivity, specificity, diagnostic accuracy, positive predictive value (PPV), and negative predictive value (NPV) were evaluated both per patient and per segment.
Results: Sixty-one of the 64 coronary CT angiograms (95%) were of diagnostic image quality. QCA showed significant CAD in 64% (39/61) of the patients, with the other 36% (22/61) showing nonsignificant disease or no disease. Sensitivity, specificity, accuracy, PPV, and NPV of 64-MSCT per patient were 92%, 86%, 90%, 92% and 96%, respectively. By the per-segment analysis, 695 of 791 coronary artery segments were assessable (88%). Of these, 64-MSCT showed a sensitivity of 80%, specificity of 92%, accuracy of 90%, PPV of 65%, and NPV of 96%, respectively, in detecting CAD.
Conclusions: Both per patient and per segment analyses for coronary 64-MSCT showed a higher diagnostic accuracy than QCA. This suggests 64-MSCT should primarily be used for risk stratification on a per patient basis as a noninvasive gate-keeper diagnostic method.
Mojahed Mm, Aghili M, Kazemian A, Farhan F, Izadi Sh,
Volume 66, Issue 11 (3 2009)
Abstract
Background: Chemo-radiotherapy-induced oral mucositis represents a therapeutic challenge frequently encountered in cancer patients. This side effect causes significant morbidity and may delay or interruption of treatment plan, cyclo-oxygenase 2 (COX2) is an inducible enzyme primarily expressed in inflamed and tumoral tissues. COX-2 inhibitors have shown promise to reduce chemoradiation induce toxicities. We conducted a phase III, randomized double blind clinical trial to evaluate the toxicity and efficacy of celecoxib, a selective COX2 inhibitor, administered concurrently with chemoradiation for locally advanced head and neck cancer. Here in we report the first report about the role of COX-2 inhibitor in acute toxicicities.
Methods: Patients with stage III/IV (locally advance) head and neck carcinoma who referred to department of radiation-oncology were eligible. Patients were treated with chemotherapy with cisplatin concurrently with radiation (60-70Gy). Celecoxib (100mg qid) was started at the first day of radiotherapy and was given for a total of 8 weeks. Acute toxicities were evaluated every week by WHO scale.
Results: One hundred twenty two patients were enrolled into the study, (61 patients for each group). In repeated mesurment analysis of variance there is a significant difference in the time of onset of grade II acute toxicities between the two groups The mucositis, dysphagia, epidermitis and oral pain score changed significantly over the typical five weeks in two groups but these changes were more sever in placebo group (p=0.0001). In the analysis of the overall changes in the following laboratory parame-ters: WBC, hemoglobin and platelet showed that these parameters decreased over time in both groups without a significant difference between groups.
Conclusion: The results of these study showed that the use of a COX-2 inhibitor (celecoxib) that is a safe and inexpensive drug may reduce acute toxicities of chemoradiation specially mucositis in head and neck carcinoma.
Kazemi Arababadi M, Pourfathollah Aa, Jafarzadeh A, Hassanshahi Gh, Rezvani Me,
Volume 67, Issue 5 (6 2009)
Abstract
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MicrosoftInternetExplorer4 Background: Occult hepatitis
B infection (OBI)
is a form of hepatitis in which despite absence of detectable HBsAg, HBV-DNA
is present in peripheral blood of patients. The responsible mechanisms for
progression of OBI yet to be clarified, but some investigators believed that the genetics and
immunological parameters are different in resistant individuals and patients.
Vitamin D3 and its receptor interaction
could be involved in anti-viral immune response. The aim of this study was to
investigate the association between polymorphisms in intron 8 of VDR with OBI.
Methods: In this experimental study, the plasma samples of 3700
blood donors were collected and tested for HBsAg and anti-HBs by ELISA.
The HBsAg negative and anti-HBc positive
samples were selected and screened for HBV-DNA
using PCR. HBV-DNA positive samples were assigned as OBI cases and PCR-RFLP
was performed to examine the polymorphisms in intron 8 of VDR genes.
Results: Results of current study indicated that 352 (9.5%)
of 3700 blood samples were HBsAg- and anti-HBc+. HBV-DNA
was detected in 57/352 (16.1%) of HBsAg- and anti-HBc+ samples.
Our results showed that no significant difference was observed in Apa-1 polymorphisms
of intron 8 of VDR and OBI patients.
Conclusion: Our results demonstrated
that there are not any association between Apa-1 detected alleles and OBI, hence, it can be concluded that these alleles are
not associated with OBI and other researchers
should evaluate relation between other polymorphisms of VDR with OBI.
Farnaz Amouzegar- Hashemi, Alireza Alaleh, Ali Kazemian, Peiman Haddad,
Volume 67, Issue 12 (6 2010)
Abstract
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Background: Breast conservative therapy is associated with
similar outcomes in comparison with mastectomy. The
aim of this study is assessment of local recurrence rate and related risk
factors in patients who have been treated with radiotherapy after conservative
surgery for breast cancer.
Methods: This is a cohort study which data of all breast
cancer patients who have visited in follow up clinic in radiation oncology
department of cancer institute of Imam
Khomeini Hospital
complex in Tehran, Iran,
during years 2007-2009 were collected. All
of the patients were investigated for local recurrence and the possible risk
factors.
Results: Two hundred and seventy seven patients have entered
the study and all have followed for at least one year since data entry. Median
follow-up time from the start of radiotherapy were 35
months (12-148 mo).
We had seven cases (2.5%)
with local recurrences (2.5%)
which most of them occurred in first year after treatment. Because
of low rate of recurrence none of the variables such as margin and nodal status
has significant correlation with local recurrence which this should be due to
small number of patient and short time of follow up.
Conclusions: At
median follow up of 35 months from the beginning
of radiation therapy, local recurrence rate was 2.5% which
is similar to the literature. We recommend to follow a
larger group of patients for longer times to estimate recurrence risk after breast
conservative therapy.
Beigi A, Kazemipour Sm, Tabarestani H,
Volume 68, Issue 3 (5 2010)
Abstract
Background: Induction of labor implies stimulation of contractions before the spontaneous onset of labor and is indicated when have benefits to eighter mother or fetus. Uterine contractions and an appropriate cervix are two important factors in labor and are contributed to good outcomes. Nowadays, there are many therapeutic modalities for it such as misoprostol. Both vaginal and oral misoprostol may be used for eighter cervical ripening or labor induction. The tablets are stable at room temperature. Regarding the issue importance and lack of similar studies in Iran, this study was conducted to compare the efficacy of sublingual and vaginal misoprostol for labor induction.
Methods: This study was conducted as a randomized double-blind clinical trial. In this
survey, 250 women were randomly assigned to receive 25 g vaginal misoprostol plus sublingual placebo or 25 g sublingual misoprostol plus vaginal placebo in Arash hospital Tehran, Iran from 2008 to 2010. The maternal and fetal complications, Bishop Score, and time of pain onset and it’s interval with labor were monitored in two groups analyzed.
Results: Mean Bishop Score, and time of pain onset and its interval with labor were similar in two groups (p>0.05). 43 patients (34.4%) in sublingual and 54 (43.2%) in vaginal group had normal vaginal delivery (p>0.05). The frequencies of maternal and
fetal complications were similar between two groups (p>0.05).
Conclusion: It may be concluded that there is no difference between efficacy of sublingual and vaginal misoprostol in pregnancy outcomes, maternal and fetal complications and so each one may be used according to pregnant woman’s condition and physician attitude.
Haddad P, Moshtaghi M, Kazemian A, Jamali-Zavareh M,
Volume 68, Issue 7 (7 2010)
Abstract
Background: Local recurrence in Nasopharyngeal Carcinoma (NPC) presents is a major challenge. Patients experience substantial morbidity as well as poor survival if no further treatment is offered. Residual or recurrent nasopharyngeal carcinoma is usually managed by chemotherapy, stereotactic radiosurgery, external beam radiation therapy (EBRT), interstitial, and intracavitary brachytherapy or salvage surgery. This case presents the treatment of two consecutive localized recurrences of NPC.
Case presentation: The patient was a 59-year-old man who underwent a course of radical external-beam radiotherapy for a primary NPC in 1999, then another course of external radiation in 2004 for his first recurrence, and finally a course of brachytherapy for the second recurrence in 2005. The patient is well now in 2010, with no signs of disease five years after the third radiotherapy.
Conclusion: Our experience of re-irradiation for this twice recurrent nasopharyngeal carcinoma has been promising with encouraging tumor control and acceptable treatment-related toxicity profile. This case indicates the efficacy of definitive re-irradiation for regional recurrence and the necessity for long-term observation for the salvageable early-stage local failure.
Nadia Hatmi Z, Kazemi Said A, Khoshkar Najar Sh,
Volume 69, Issue 8 (6 2011)
Abstract
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Background: Previous studies were suggestive of a good prognosis in patients
with acute coronary syndrome (ACS) and absence of any critical stenosis in coronary angiography but recent
limited reports have revealed that patients with non-obstructive acute coronary
syndrome are at a higher risk of future clinical coronary events.
Methods : A concurrent prospective cohort study was designed and 146 male patients with ACS and non-obstructive coronary
artery disease were regarded as the unexposed group, while 191 female patients with non-obstructive
coronary artery disease were regarded as the exposed group. Coronary events were
recorded within one year of follow-up. Prognostic factors were evaluated at
baseline by using a standardized protocol.
Results : Of the 337 patients with ACS, 191 (56.6%) were female. Coronary events in female patients after one year of
follow-up were: ST EMI 3 (1.6%), unstable angina pectoris 22 (11.5%),
Q-wave MI
1 (0.5%) and no syncope. In male patients the outcomes
were: ST EMI 4 (2.7%), unstable angina pectoris 29 (19.9%),
Q-wave MI 1
(0.7%), and syncope 1 (0.7%). Multivariate adjusted
relationships revealed that physical inactivity (P=0.035),
dyslipidemia (P=0.001), low ankle brachial
index (P=0.024) and
age between 40-50 years (P=0.004) were significantly associated with coronary events in women. In
male patients, body mass index of 30-39.99
(P=0.011) was associated with a higher
rate of ST-segment elevated MI.
Conclusion: Prognostically,
coronary events and clinical endpoints were significantly different between men
and women with acute coronary syndrome. Persistence of symptoms over one year seems
to relate to the development and progression of coronary atherosclerosis.
Kazemi-Saleh Davood, Karimi Heidar, Saburi Amin, Niknam Z, Pishgoo Bahram, Karimi Pedram,
Volume 70, Issue 3 (4 2012)
Abstract
Background: Carotid endarterectomy (CEA) is a standard method for patient with significant carotid stenosis but direct surgical repair via carotid endarterectomy may not be a good option in some patients because of the overall health status that may make the surgery too risky. Carotid angioplasty and stenting (CAS), is a relatively new procedure for the treatment of carotid artery disease in patients who may not be fit enough to undergo surgery. In this investigation, we determined short- and long-term outcomes of stent angioplasty in high-risk patients for whom the risk of perioperative morbidity and mortality is high.
Methods: We have followed 82 consecutive symptomatic patients with a ≥50% and asymptomatic patients with a ≥70%- 80% carotid stenosis within 15.9 months of angioplasty and stenting in Baqiyatallah and Jamaran hospitals from 2008-2010. All the patients were considered poor surgical candidates by experienced surgeons and anesthesiologists upon pre-surgical consultation.
Results: This descriptive cross-sectional study was performed on 28 women and 54 men with a mean age of 69.7±9.2 years. The procedure was technically successful in 79 (96.3%) cases. There were 6 (7.3%) deaths, 5 (6.1%) strokes, 4 (4.9%) MIs and 4 (4.9%) TIAs during the follow-up period.
Conclusion: The clinical results during the short available follow-up period suggested stent angioplasty to be useful, effective, reliable and safe in the treatment of significant cervical carotid stenosis in high-risk patients. Further analytical investigations with longer follow-up periods for predicting risk factors are recommended.
Farin Soleimani , Nasibe Sharifi , Fereshteh Rasti Borujeni , Mina Amiri , Somayeh Khazaiyan , Azita Fathnezhad Kazemi ,
Volume 72, Issue 11 (February 2015)
Abstract
Growing and developing are influenced by genetic, social and environmental factors and it's most important and initial phase step is formed of the early life of the fetus and infant. According to the world health organization, the incidence of preterm birth and low birth weight are increasing in most countries that most of it related to developing countries. Low birth weight (LBW) and preterm birth are one the most important causes of death in the world and therefore are considered as one of the major health problems that can affect growing and developing so that it can threaten public health. Advances in medical technology in recent decades at intensive care unit, increased survival of premature infants and high-risk specialist care is needed, but failed, to reduce the complications of premature birth but it couldn’t reduce complications of preterm birth. There is also an increased recognition of the potential disconnect between perinatal outcomes and long-term outcomes. The administration of oxygen and postnatal steroids are prime examples of interventions that may have immediate positive effects but negative long-term effects. Many premature babies will be encounter with mobility problems, cognitive, neurosensory impairments, cerebral palsy, cognitive and language delays, neuromotor developmental delay, blindness and hearing loss, behavioral and psychosocial disorders, learning difficulties and dysfunction in scholastic performances in the future. These disadvantages appear to persist into adulthood and therefore have broad implications for society. Without a doubt, one of the tragedies of the world is people with physical or mental damage caused by premature birth, many of these disorders are not early diagnosed and the prediction of long term complications of infants discharged from the NICU is difficult. Although nourodevelopmental follow-up of these babies is a necessary part of the neonatal assessment but there is no standard process for it. The present review article aims to introduce the care process and tools that is used for following-up these babies, also introduces the application of screening tools for neuro-developmental care.
Omid Moradi Moghaddam, Mohammad Niyakan Lahiji , Valiollah Hassani , Farid Kazemi Gezik, Ehsan Farazi ,
Volume 73, Issue 2 (May 2015)
Abstract
Background: Bispectral Index (BIS) may be used in traumatic brain injured patients with different anatomical sites of injury to evaluate the level of consciousness. The objective of this study is to evaluate the relation between type of brain injury and the presence or absence of frontal lobe damage based on brain CT-scan with BIS monitoring in intubated acute head trauma patients admitted to the intensive care unit (ICU).
Methods: Participants of this cross-sectional study consisted of 30 intubated head trauma patients over the age of 15 years old, without any known history of visual or hearing impairments, neurologic disorders, mental retardation, or frontal skin laceration, who were admitted to the ICU in Rasool Akram University Hospital, Tehran. Patients who needed muscle relaxant administration, or those who showed instability of vital signs, hypoxemia, disorders of the blood biochemistry, or blood gases, liver or kidney failure, convulsion or hypoxic encephalopathy during the study were excluded. In the first three days of admission, each patient underwent monitoring of BIS every sixty minutes for just six hours a day. All the hypnotic drugs were discontinued six hours prior to the start of monitoring and fentanyl was the only opioid, which was administered if an analgesic was required. Statistical analysis were used to evaluate the data and p-value less than 0.05 was considered statistically significant.
Results: Mean age of all patients was 43.6 years with a Standard Deviation (SD) of 18.96. Presence or absence of frontal lobe injury, had no statistically significant correlations with mean BIS in each three days of study and the mean BIS total. However, mean BIS in the second and third days had statistically significant differences in different types of cranial lesions (contusion, subdural hemorrhage, subarachnoid hemorrhage, etc) which usually have different prognoses.
Conclusion: Different kinds of acute traumatic cranial lesions with different prognosis may have different values in BIS monitoring. Presence or absence of frontal lobe injury, had no statistically significant correlations with BIS values.
Shahrooz Kazemi , Mozhgan Shakeri Hosseinabad , Maryam Ameri , Batol Ghorbani Yekta ,
Volume 73, Issue 10 (January 2016)
Abstract
Background: Acute respiratory distress syndrome (ARDS) is one of the most important complications associated with traumatic brain injury (TBI). ARDS is caused by inflammation of the lungs and hypoxic damage with lung physiology abnormalities associated with acute respiratory distress syndrome. Aim of this study is to determine the epidemiology of ARDS and the prevalence of risk factors.
Methods: This prospective study performed on patients with acute traumatic head injury hospitalization in the intensive care unit of the Shohaday-e Haftom-e-Tir Hospital (September 2012 to September 2013) done. About 12 months, the data were evaluated. Information including age, sex, education, employment, drug and alcohol addiction, were collected and analyzed. The inclusion criteria were head traumatic patients and exclusion was the patients with chest trauma. Questionnaire was designed with doctors supervision of neurosurgery. Then the collected data were analysis.
Results: In this study, the incidence of ARDS was 23.8% and prevalence of metabolic acidosis was 31.4%. Most injury with metabolic acidosis was Subarachnoid hemorrhage (SAH) 48 (60%) and Subdural hemorrhage (SDH) was Next Level with 39 (48%) Correlation between Glasgow Coma Scale (GCS) and Respiratory Distress Syndrome (ARDS) were significantly decreased (P< 0.0001). The level of consciousness in patients with skull fractures significantly lower than those without fractures (P= 0.009) [(2.3±4.6) vs (4.02±7.07)]. Prevalence of metabolic acidosis during hospitalization was 80 patients (31.4%).
Conclusion: Acute respiratory distress syndrome is a common complication of traumatic brain injury. Management and treatment is essential to reduce the mortality. In this study it was found the age of patients with ARDS was higher than patients without complications. ARDS risk factor for high blood pressure was higher in men. Most victims were pedestrians. The most common injury associated with ARDS was SDH. Our analysis demonstrates that Acute respiratory distress syndrome is common after traumatic brain injury. Management of traumatic brain injury is necessary to manage and reduce the mortality.