Behdad Behnam

ORCID: 0000-0001-6586-553X
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About
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Research Areas
  • COVID-19 Clinical Research Studies
  • Multiple Sclerosis Research Studies
  • Long-Term Effects of COVID-19
  • Venous Thromboembolism Diagnosis and Management
  • Dementia and Cognitive Impairment Research
  • Erythrocyte Function and Pathophysiology
  • Vitamin D Research Studies
  • Neurological Disorders and Treatments
  • Blood Pressure and Hypertension Studies
  • Family and Disability Support Research
  • Pancreatic and Hepatic Oncology Research
  • Gastrointestinal disorders and treatments
  • Neurological disorders and treatments
  • Folate and B Vitamins Research
  • Moyamoya disease diagnosis and treatment
  • COVID-19 Impact on Reproduction
  • Neurological Complications and Syndromes
  • Porphyrin Metabolism and Disorders
  • Systemic Sclerosis and Related Diseases
  • Vagus Nerve Stimulation Research
  • Inflammatory Myopathies and Dermatomyositis
  • Medical Imaging and Analysis
  • Glycogen Storage Diseases and Myoclonus
  • Infectious Encephalopathies and Encephalitis
  • Abdominal vascular conditions and treatments

Iran University of Medical Sciences
2019-2024

Firoozgar General Hospital
2019-2021

Shahid Beheshti University of Medical Sciences
2015-2020

Semnan University
2007

Vitamin D deficiency has been reported as a key factor in the development of infectious diseases such respiratory tract infections and inflammatory processes like acute distress syndrome. However, impact vitamin on severity outcome COVID-19 is still not fully known. Herein, we aimed to evaluate prognostic role serum concentration extent lung involvement final patients with COVID-19. Seventy-three subjects confirmed diagnosis were investigated this study. The had admitted our academic...

10.1007/s00394-020-02411-0 article EN other-oa European Journal of Nutrition 2020-10-30

Introduction Large language models such as ChatGPT have gained popularity for their ability to generate comprehensive responses human queries. In the field of medicine, has shown promise in applications ranging from diagnostics decision-making. However, its performance medical examinations and comparison random guessing not been extensively studied. Methods This study aimed evaluate preinternship examination, a assessment students Iran. The examination consisted 200 multiple-choice questions...

10.1136/bmjhci-2023-100815 article EN cc-by-nc BMJ Health & Care Informatics 2023-12-01

Background Tranexamic acid (TXA), a synthetic antifibrinolytic drug, is effective as treatment for serious hemorrhage, including bleeding arising from major trauma and post-operative interventions. Significant acute gastrointestinal may have poor outcome despite routine medical endoscopic treatments. The aim of this study was to assess whether early intravenous and/or plus topical administration TXA reduces the need urgent endoscopy bleeding. Method This double-blind randomized clinical...

10.1177/2050640617714940 article EN United European Gastroenterology Journal 2017-06-20

COVID-19 might present with other seemingly unrelated manifestations; for instance, neurological symptoms. This study aimed to evaluate the neurologic manifestations and their correlated factors in patients.This retrospective observational was conducted from March 17, 2020 June 20, a tertiary hospital Iran. The population consisted of adult patients positive result real-time reverse transcriptase polymerase chain reaction (RT-PCR) using nasopharyngeal swabs. Both written electronic data...

10.22037/aaem.v9i1.1210 article EN PubMed 2021-01-01

Mild cognitive impairment (MCI) is characterized by declined function greater than that expected for a person's age. The clinical significance of this condition its possible progression to dementia. MLC601 natural neuroprotective medication has shown promising effects in Alzheimer disease. Accordingly, we conducted randomized, double-blind, placebo-controlled study evaluate the efficacy and safety MCI patients.Seventy-two patients with diagnosis were recruited. included participants randomly...

10.1159/000458521 article EN cc-by-nc-nd Dementia and Geriatric Cognitive Disorders Extra 2017-05-04

Purpose: Multiple sclerosis (MS) requires long-term therapy and can affect many aspects of a patient's life, including quality life. MS patients score lower on health-related life (HRQoL) measures. The efficacy subcutaneous interferon (IFN) β-1a has been extensively evaluated by using objective measures but its impact HRQoL is currently unclear. In this observational study, we Iranian with relapsing-remitting (RRMS) treated IFN short-form 36 (SF-36) multiple international (MusiQoL)...

10.1080/00207454.2016.1198793 article EN International Journal of Neuroscience 2016-06-09

Background and purpose: Cognitive impairment (CI) is one of the causes disabilities in multiple sclerosis patients (MS). Therefore, early detection evaluation cognitive performance very important with MS. The aim present study to compare Montreal Assessment (MoCA) test Mini Mental Status Exam (MMSE) Relapsing Remitting (RR) MS patients. Methods: Fifty RRMS who met inclusion exclusion criteria were recruited this study. MMSE MoCA administrated all subjects. Also demographic data, disease...

10.22037/icnj.v2i4.11665 article EN DOAJ (DOAJ: Directory of Open Access Journals) 2015-10-01

Brain hemorrhages are rare complications of acute methanol poisoning. There is a debate on association brain hemorrhage in toxicity and application systemic anticoagulation during hemodialysis (HD). A 70-year-old male presented to us with severe metabolic acidosis level 7.6 mg/dL. Ethanol folinic acid were administered, HD was performed. computed tomography (CT) scan which normal presentation showed extensive bilateral subcortical supratentorial hypodensities the 3rd day after commencing...

10.4103/jrpp.jrpp_17_39 article EN cc-by-nc-sa Journal of Research in Pharmacy Practice 2017-01-01

Due to a suggestive three-way relationship between brain structural disorders, microvascular lesions, and cognitive impairments, we aimed examine the association of volume number white matter hyperintensity lesions lacunar infarcts with impairment among patients cardiovascular risk factors in sample Iranian population.This study was conducted on total 156 normal subjects aged 30-74 years factors. We used Framingham general prediction model calculate likelihood each factor. The lesion were...

10.1177/1971400919825862 article EN The Neuroradiology Journal 2019-01-24

Acute lymphocytic leukemia (ALL) is one of the frequent malignancies in pediatrics and involves bone marrow extramedullary sites. Proptosis as involvement usually present acute chronic myeloid leukemia. It extremely rare for ALL to initially proptosis.Here, a-21-month-old boy was presented with proptosis without any associated symptoms except lymphadenopathy. He referred impression malignancy from an ophthalmologist. After biopsy which showed 33% blast cells, all positive CD10, CD19, CD79,...

10.18502/ijpho.v10i1.2171 article EN Iranian Journal of Pediatric Hematology & Oncology 2020-01-05

Helicobacter Pylori (H. pylori) treatment may be different depending on the host and microbial factors in each region. The study was planned to estimate effect of two 10-day esomeprazole containing clarithromycin levofloxacin sequential therapies H. pylori treatment.Totally, 186 pylori-infected patients with gastro-duodenal ulcer who had not yet received for infection, were enrolled. We randomly designated group A (N = 94) treated 40 mg amoxicillin 1 g bid during early half treatment,...

10.4103/ijp.ijp_719_19 article EN Indian Journal of Pharmacology 2020-01-01

Background and Purpose: The increased risk for cognitive defects in individuals affected by metabolic syndrome especially those patients with cardiovascular disorders is now claimed. We aimed to assess the relationship between performance various components of syndrome. Methods: One hundred eighteen consecutive aged 30 86 years were included into this cross-sectional survey. its definitive defined according definition described Framingham Heart Study NCEP ATP III criteria. Montreal Cognitive...

10.22037/icnj.v2i3.10069 article EN DOAJ (DOAJ: Directory of Open Access Journals) 2015-07-01

Imerslund-Grasbeck syndrome (IGS) is a rare characterized by clinical symptoms and signs of Vitamin B12 deficiency proteinuria. Our patient was 5-year-old boy with pallor, lack appetite, low weight gain. Laboratory studies showed severe macrocytic anemia, normal reticulocyte count, negative direct coombs test, osmotic fragility, autohemolysis test. He has had intermittent proteinuria since 3 years ago despite creatinine level absence hematuria or hypertension. Finally, based on serum vitamin...

10.4103/0971-4065.175984 article EN cc-by-nc-sa Indian Journal of Nephrology 2016-01-01

Pancreatic duct (PD) dilation could be presented in both benign and malignant diseases. Endoscopic ultrasonography (EUS) is a sensitive modality that provides structural assessment tissue sampling. This study aims to explore the importance of PD as potential indicator related various pancreatobiliary pathologies identified via EUS.

10.34172/mejdd.2024.382 article EN cc-by-nc Middle East Journal of Digestive Diseases 2024-07-31
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