Mohammad Saadatnia

Mohammad Saadatnia
Isfahan University of Medical Sciences · Neurology Department

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196
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Publications

Publications (196)
Article
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Background: The impairment of limb function and disability are among the most im portant consequences of stroke. To date, however, little research has been done on the early reha bilitation trial (ERT) after stroke in these patients. The purpose of this study was to evaluate the impact of ERT neuromuscular protocol on motor function soon after hem...
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Objectives Ischemic stroke is the most common presentation of cervical artery dissection (CAD). Information regarding CAD-induced stroke is scarce, especially in the Middle East. Here we investigated the incidence of CAD-induced stroke, its characteristics, and the clinical course in central Iran. Methods This is an observational study conducted i...
Article
Background & Objectives: Previous studies showed left atrial volume index (LAVi) is a precise surrogate of atrial cardiopathy and associated with new-onset atrial fibrillation and embolic stroke undetermined source (ESUS). Recent data suggest that the left atrial functional index (LAFi) is associated with the risk of developing AF recurrence. Howev...
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Background: Neurological manifestations of coronavirus disease 2019 (COVID-19) have been highlighted. COVID-19 potentially increases the risk of thromboembolism. We aimed to compare patients with COVID-19 with and without new-onset acute ischemic stroke (AIS). Materials and methods: In this single-center retrospective case-control study, demogra...
Article
Background: Malignant middle cerebral artery infarct (mMCAI) largely contributes to high mortality and physical disability among adults. Surviving individuals may not have proper outcomes and suffer from severe lasting disabilities. Utilization of stem cells and paracrine factor for regenerative purposes is considered as a potential strategy for p...
Article
Background: Rates of intracranial hemorrhage (ICH) after intravenous thrombolysis (IVT) differ depending regard are scarce in the Middle Eastern region. Methods: The present retrospective study was performed on data extracted from the Safe Implementation of Treatments in Stroke (SITS) registry. Computed tomography (CT) image analysis was based on t...
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Background Multi-system inflammatory syndrome in children (MIS-C) involves multiple organs and shows increased inflammatory markers. Since the onset of the COVID-19 pandemic, several studies have reported the association between severe COVID-19 and MIS-C. Reversible cerebral vasoconstriction syndrome (RCVS) presents with thunderclap headaches and m...
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Background: Posterior reversible encephalopathy syndrome (PRES) is a rare clinical-radiological syndrome characterized by such symptoms as headaches, altered consciousness, blurred vision, seizure, and focal neurological deficits. We herein present well-documented PRES cases and discuss the risk factors and characteristic imaging patterns of this...
Article
The current study sought to bring into light the important functions of pre and postmorbid nondominant language interventions and aphasia patients’ level of L1-L2 proficiency considering the productive dimension of vocabulary knowledge affected by intertrial tasks. Two Persian-English bilingual cases with anomia and different levels of postmorbid L...
Article
Background: Anticoagulation therapy following cerebral vein thrombosis (CVT) can improve mortality and morbidity. Vitamin K antagonists are currently the routine oral anticoagulant used for CVT; while by introduction of rivaroxaban, a direct factor Xa inhibitor, the attentions have been deviated toward novel agents, but the evidence is not strong....
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Background: Variable intravenous recombinant tissue-plasminogen activator (rt-PA) dosages are used for ischemic stroke. We aimed to report our experience from administering different rt-PA doses in a tertiary referral center in Middle-East. Method: Medical documents of ischemic stroke patients who received rt-PA were retrospectively reviewed and an...
Article
COVID-19 infection can cause inflammatory reactions that could involve several organs. In the pediatric population, Multi-System Inflammatory Syndrome in Children (MIS-C) has been reported as one of the consequences of COVID-19. We report a unique pediatric COVID-19 patient with MIS-C, associated with paralysis of the extremities. MRI showed abnorm...
Article
Background & aim No study explores the association of dietary phytochemical index (DPI) with stroke. This study was undertaken to obtain the required insight in this regard in Iranian adults. Methods This hospital-based case–control study was carried out on 195 stroke patients (diagnosed based on clinical and brained CT findings) and 195 control s...
Article
Background Considering the high burden of stroke in developing countries, it is important for the community to have adequate information and awareness of this disease. In this study, the baseline knowledge of an Iranian population towards stroke has been evaluated. Method This study was conducted in a governmental hospital in Isfahan, Iran. The pa...
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Aim: There is a paucity of evidence and consensus on exactly how to carry out the detoxification process. To examine the effect of a greater occipital nerve block (GONB) in the detoxification process, we conducted an open-label, parallel, randomized, controlled clinical trial. Materials and methods: In order to conduct this study, 54 medication-...
Article
Objectives: Although some components of MIND diet were associated with stroke, no information is available on the association between adherence to the MIND diet and odds of stroke. This study was conducted to investigate the association between adherence to the MIND diet and odds of stroke among Iranian adults. Methods: This case-control study w...
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Background: The therapeutic potential of stem cells may largely be mediated by paracrine factors contained in exosomes released from intracellular endosomes. A systematic review was performed to identify the effects of stem cell-derived exosomes for their ability to induce restorative effects in animal models of stroke. Methods: PubMed, Scopus,...
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A Correction to this paper has been published: https://doi.org/10.1007/s12015-021-10153-7
Article
Background: Frequency, severity, and duration of attacks are some major parameters in headache management, affected by some other factors. Ignoring these factors in headache-related studies can lead to incorrect results. We aimed to model both socio-demographic characteristics and headache-associated symptoms related to frequency, severity and dur...
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The present study aimed to determine the effect of education based on the BASNEF model on the physical activity and improvement of motor activity in patients with stroke. This randomized control trial study was conducted on 40 patients with acute ischemic stroke admitted to a teaching hospital in Isfahan, Iran from August 2017 to September 2018. Th...
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Introduction: Stroke causes physiologic functional changes such as vascular resistance and arterial remodeling. This study aimed to explore the effects of 3-month regular home-based exercise rehabilitation on brachial flow-mediated dilation (FMD), daily physical activity, and upper and lower extremity sensorimotor of the acute ischemic stroke pati...
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One of the major consequences of stroke impairments is hemiparesis, which affects activities of daily living and contributes sedentary lifestyle. The purpose of this study was evaluation of the effectiveness of home-based exercise rehabilitation incentive on daily living activities and functional capacity among acute ischemic patients. This randomi...
Conference Paper
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Background and Purpose: Atherosclerotic plaque is related to several risk factors and plays a major role in development of ischemic stroke. The effect of opium on the plaque formation is controversial. The aim of this study was to examine the relationship between some risk factors including opium consumption history on the presence of atherosclerot...
Article
Background/objective: Most of the studies and registries related to cerebral venous thrombosis (CVT) are reported from European countries and the United States. The objective of the present study is to identify risk factors, presentation, and outcome of CVT in Asian patients. Methods: Asian CVT registry is a prospective multinational observation...
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Background: Stroke is a major global health problem that contributes to a significant burden of morbidity and mortality. The association of several foods and nutrients with stroke has been well-established. However, the effect of the whole diet on stroke is poorly understood. In this work, we aimed to examine the association between the quality of...
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Background: Some microRNAs are involved in diabetes pathology and some are known to have role in stroke. MiR-503 causes endothelial dysfunction in diabetic patients, predisposing to ischemia. There has been no study evaluating Mir-503 level in diabetic patients with or without ischemic stroke. Methods: We designed a cross-sectional study to asse...
Article
Background and purpose: Performing a proper causative workup for ischemic stroke patients is essential as it guides the direction of primary and secondary preventions. We aim to investigate the etiological evaluation of these patients in university and nonuniversity hospitals. Method: We enrolled subjects from the Persian Registry of Cardiovascu...
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Objectives: Limited data are available linking dietary total antioxidant capacity (TAC) to the risk of stroke. This study was conducted to investigate the association between dietary TAC and odds of stroke among Iranian adults. Methods: This case-control study was done on 195 hospitalized stroke cases and 195 hospital-based controls in Al-Zahra ho...
Conference Paper
Introduction/Aim: Migraine is one of the most disabling disorders in the world with a high score ‎of DALY. On the other hand, some evidence showed anxiety and depression were more ‎prevalent in patients suffering from migraine. The objectives of the present study were to determine whether headache-related ‎disability correlates with depression and...
Conference Paper
Introduction/Aim: Headaches compromise quality of life (QOL) among migraine patients; however its effect on QOL may vary based on demographic features. We aimed to assess these effects on QOL assessments between different headache severities among migraine patients. Methods: In this cross-sectional study, migraine headache severity and QOL was ass...
Conference Paper
Introduction/Aim: The role of vitamin D as an effective anti-inflammatory agent is still unclear in ‎pathogenesis of migraine. There is no study to examine the role of vitamin D level and VDR ‎polymorphisms on migraine simultaneously. To investigate the associations between 25(OH) D level and two vitamin D receptor (VDR) ‎polymorphisms (TaqI and Fo...
Article
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Many conflicting issues exist about seizure in the setting of cerebral venous and sinus thrombosis (CVST). In this paper we aimed to address the existing data regarding incidence, characteristics, predictors, treatment and prognosis of acute and late seizures in patients with CVST and prepare more practical information for clinicians. PubMed, Embas...
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Background Carotid artery stenting (CAS) is considered as a safe and effective procedure for treatment of carotid artery stenosis. Evaluation of this procedure’s complications is essential for proper clinical decision-making. Objective This study aimed to evaluate the cardiovascular events after CAS among our patients in Isfahan, Iran. Methods Th...
Article
Background: The effect of opium addiction (OA) on cerebrovascular disease is controversial. The aim of this study was to clarify this relationship in Iranian patients with ischemic stroke. Methods: In a case-control study, 672 patients with ischemic stroke and 293 controls without a previous history of cerebrovascular or cardiovascular diseases...
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Background Cerebral venous thrombosis (CVT) is an uncommon cerebrovascular disease with a wide spectrum of symptoms and severity. This study analyzes the factors influencing the incidence of papilledema in patients with cerebral venous thrombosis. Materials and Methods In this research 65 patients with CVT were examined between 2011 and 2013, and...
Article
Background: Diabetes mellitus (DM) is the most common metabolic disease. In Iran, family medicine program has been started since the year 2005 with the goal of increasing in service quality and quantity. This study aimed to evaluate current health care services for patients with type 2 diabetes mellitus in rural areas of Iran. Methods: This cross-s...
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Background Vitamin D insufficiency is a globally widespread issue. Recent studies have reported a high prevalence of Vitamin D deficiency in Middle-East countries. Studies have shown negative effects of Vitamin D deficiency on endothelium and related diseases such as ischemic brain stroke. Here, we assessed Vitamin D status in patients with differe...
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Background: As there was no evidence of long-term studies on stroke trend, stroke subtypes and its relationships to stroke risk factors and demographic characteristics in Iran, we aimed to evaluate the 10-year trend of stroke incidence and stroke subtypes in Isfahan, Iran. Methods: In a hospital-based retrospective study, 24186 cases with the first...
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Stroke and other cerebrovascular diseases are among the most common causes of death worldwide. Prevention of modifiable risk factors is a cost-effective approach to decrease the risk of stroke. Oxidative stress is regarded as the major flexible operative agent in ischemic brain damage. This review presents recent scientific advances in understandin...
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Background: Our aim was to create and establish a database called "Persian Registry Of cardioVascular diseasE (PROVE)" in order to be used for future research and in addition, as a tool to develop national guidelines for diagnosis, treatment, and prevention of cardiovascular disease (CVD). In this paper, the design and methodology of the PROVE pil...
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Background Most available data that linked intake of egg to risk of stroke came from western countries, with conflicting findings. We aimed to examine the association between egg consumption and risk of stroke among Iranian adults. Methods In a hospital-based case–control study, 195 stroke patients, hospitalized in Alzahra University Hospital, wer...
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Background and objectives: There is no evidence of long-term studies of seasonal variations in stroke in Iran. Hence, the aim of this study was to determine the seasonal and monthly variation of 28-day mortality in Isfahan, Iran. Methods: From 2003 to 2013, In a Hospital-based retrospective study, 24186 cases with first-ever stroke were analyzed...
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Background: The usefulness of the modified Atkins diet (mAD) in refractory epilepsy in adults has been rarely investigated. We aimed to evaluate the efficacy of mAD in adult with refractory epilepsy. Methods: In a controlled randomized clinical trial, we enrolled 66 refractory adult epileptic cases from February 2010 to December 2012. The patients...
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Background . The mechanism of stroke in beta-thalassemia was reported previously as cardioembolic and hypercoagulable state. However, there is no report of watershed infarct in beta-thalassemia anemia. Method . We present an adult β -thalassemia major patient with manifest asymptomatic chronic left carotid occlusion who suffered watershed infarct....
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Reversible cerebrovascular syndrome (RCVS) is clinico-radiological syndrome defined as severe recurrent thunderclap headache with or without seizures or neurologic deficits and constriction of cerebral arteries which resolves spontaneously within 1-3 months. RCVS affects patients in various racial and ethnic groups and in all age groups, although m...
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Cryptogenic stroke is defined as brain infarction that is not attributable to a source of definite embolism, large artery atherosclerosis, or small artery disease despite a thorough vascular, cardiac, and serologic evaluation. Despite many advances in our understanding of ischemic stroke, cryptogenic strokes remain a diagnostic and therapeutic chal...
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Background According to previous publications, in patients with acute ischemic cerebral infarction, thrombolytic therapy using intravenous tissue plasminogen activator (IV-tPA) necessitates precise documentation of symptoms’ onset. The aim of this study was to identify major barriers related to the IV-tPA injection in such patients. Materials and...
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Background: Activated protein C (APC) inactivates factor V (FV) by cleavage of its heavy chain at Arg306, Arg506, Arg679, and Lys994. Mutational changes, which abolish APC cleavage sites, may predispose thrombosis by altering the inactivation process of FV. FV Leiden (FVL) (Arg506Glu) has been demonstrated as a strong risk factor for thrombosis. In...
Article
Background: Blood brain barrier (BBB) permeability plays an important role in the brain impairments. The barrier is composed of endothelium cells, due to the presence of tight junctions that connect endothelium cells. The failure of BBB function has triggering chronic or acute seizures through brain inflammation and BBB permeability. Seizure induc...
Article
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Background The role of endothelial progenitor cells (EPCs) in the maintenance of vascularization following ischemic brain after experimental stroke has been established. Accordingly, in this study, we evaluated the role of circulating EPCs in transient ischemic attack (TIA) patients for future cerebrovascular (CV) events. Materials and Methods The...
Article
Background: It has been recognized a close relationship between multiple sclerosis (MS) lesions and the cerebral vasculature. In this study, we observed cerebrovascular vasomotor reactivity difference between the MS patients and the non-MS migraine individuals. Materials and methods: This prospective study was conducted on 40 patients with MS re...
Article
Background: It has been recognized a close relationship between multiple sclerosis (MS) lesions and the cerebral vasculature. In this study, we observed cerebrovascular vasomotor reactivity difference between the MS patients and the non-MS migraine individuals. Materials and Methods: This prospective study was conducted on 40 patients with MS refer...
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Background: It remains controversial if dairy product intake is associated with risk of stroke. Limited information is available from Middle East countries in this regard. This case-control study was conducted to assess the relationship between dairy consumption and risk of stroke in Iranian adults. Methods: In this study, 195 stroke patients (r...
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Background: Factor V G1691A (FV Leiden), FII GA20210, and methylenetetrahydrofolate reductase (MTHFR) C677T mutations are the most common genetic risk factors for thromboembolism in the Western countries. However, there is rare data in Iran about cerebral venous and sinus thrombosis (CVST) patients. The aim of this study was to evaluate the freque...
Article
Despite the growing body of evidence from Western societies on the association between dietary patterns and stroke, limited data are available in this regard from developing countries. This study was conducted to examine the association between adherence to the Dietary Approaches to Stop Hypertension (DASH) diet and risk of stroke among the Iranian...
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In most of the studies, the association of vascular events is limited to migraine with aura or it is stronger in this group, whereas the link between migraine without aura (MO) and vascular events remained uncertain. Therefore, we decided to evaluate endothelial function by chemical and functional markers of endothelium in MO and compare with norma...
Article
Background: Although several studies have linked dietary patterns to the risk of stroke in Western countries, we are aware of no report in Middle Eastern populations with regard to this association. Objective: The aim of this study was to examine the association between major dietary patterns and risk of stroke among a group of Iranian populatio...
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Decreased concentration of tissue factor pathway inhibitor (TFPI) is a risk factor for development of deep venous thrombosis and coronary heart disease, but there is no evidence for the relationship between TFPI and cerebral venous and sinus thrombosis (CVST). The aim of this study was to determine the level of TFPI in healthy population and in pat...
Article
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Identifying factors contributing to the increased risk of deep venous thrombosis (DVT) in each population is vital, because of its life-threatening outcome. The current study aims to find the diagnostic performance of some laboratory coagulation markers for predicting DVT in an Iranian population complaining of DVT in the lower limbs. For this stud...
Conference Paper
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Introduction Several evidences showed anxiety and depression were more prevalent in patients suffer from headache. HIT-6 is a valid and reliable questionnaire for evaluating a wide spectrum of headache burden. Hospital Anxiety and Depression Scale (HADS) is a valid and reliable scale for screening the psychological disorders. Aims The objectives o...
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This study aims to test the translated Hausa version of the stroke impact scale SIS (3.0) and further evaluate its psychometric properties. The SIS 3.0 was translated from English into Hausa and was tested for its reliability and validity on a stratified random sample adult stroke survivors attending rehabilitation services at stroke referral hospi...
Article
Introduction: Metformin and sulfonylureas are different in their mechanism of action whether they manipulate insulin levels for diabetes treatment. We compared the cognitive impairment among type II diabetic patients treated with metformin or glibenclamide (from sulfonylureas group). Method: Within a randomized cross-sectional study, 314 subjects w...
Conference Paper
Objectives: The objectives of the present study were to determine the prevalence of anxiety and depression in migraine patients and to assess the relation of headache-related disability with depression and anxiety. Background: Anxiety and depression are more prevalent among patients with headache than normal population. MIDAS is valid and reliable...
Article
Objective: We aimed to examine the association between red meat consumption and stroke in a group of Iranian adults. Design: A hospital-based case-control study. Setting: The study included stroke patients and hospital-based controls. Usual dietary intakes of participants were assessed by means of a validated 168-item semi-quantitative FFQ. To...
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Different risk factors have been suggested for ischemic stroke in young adults. In a group of these patients despite of extensive diagnostic work-up, the primary cause remains unknown. Coagulation tendency is accounted as a possible cause in these patients. Previous studies on factor V Leiden (FVL) as the main cause of inherited thrombophilia for c...
Article
The aim of the present study was to determine the prevalence and prognosis of cerebrovascular accident (CVA) and its subtypes among Iranian patients with systemic lupus erythematosus (SLE). In a cross-sectional study, medical records of 575 SLE patients were reviewed. The patients developing CVA in their course of disease were extracted. In these p...