Mohamed Samy

ORCID: 0000-0002-5406-112X
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Research Areas
  • Influenza Virus Research Studies
  • Coronary Interventions and Diagnostics
  • Animal Disease Management and Epidemiology
  • Orthopedic Surgery and Rehabilitation
  • Viral Infections and Vectors
  • Cardiac Imaging and Diagnostics
  • Cardiac, Anesthesia and Surgical Outcomes
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Acute Myocardial Infarction Research
  • Bone fractures and treatments
  • Virology and Viral Diseases
  • Viral gastroenteritis research and epidemiology
  • Cardiac Valve Diseases and Treatments
  • Acute Kidney Injury Research
  • Atrial Fibrillation Management and Outcomes
  • Chronic Kidney Disease and Diabetes
  • Maternal and fetal healthcare
  • Animal Virus Infections Studies
  • Pregnancy-related medical research
  • Central Venous Catheters and Hemodialysis
  • Tendon Structure and Treatment
  • Maternal and Perinatal Health Interventions
  • Syphilis Diagnosis and Treatment
  • Herpesvirus Infections and Treatments
  • Congenital Heart Disease Studies

Zagazig University
2017-2025

Suez Canal University
2025

Segeberger Kliniken
2024-2025

Ain Shams University
2019-2024

Menoufia University
2015-2023

Creative Commons
2023

Agricultural Research Center
2020-2022

Mansoura University
2021

Al-Azhar University
2019

Cairo University hospitals
2017-2019

We isolated highly pathogenic avian influenza virus (H5N8) of clade 2.3.4.4 from the common coot (Fulica atra) in Egypt, documenting its introduction into Africa through migratory birds. This has a close genetic relationship with subtype H5N8 viruses circulating Europe. Enhanced surveillance to detect newly emerging is warranted.

10.3201/eid2306.162056 article EN cc-by Emerging infectious diseases 2017-04-25

Wild migratory birds have the capability to spread avian influenza virus (AIV) over long distances as well transmit domestic birds. In this study, swab and tissue samples were obtained from 190 during close surveillance in Egypt response recent outbreaks of highly pathogenic (HPAI) H5N1 virus. The collected tested for a variety AIV subtypes (H5N1, H9N2, H5N8, H6N2) other pathogens such NDV, IBV, ILT, IBDV, WNV. Among all samples, HPAI was found six samples; be negative pathogens. Egyptian...

10.3390/pathogens12010090 article EN cc-by Pathogens 2023-01-05

Introduction: Coronary artery bypass grafting (CABG) is done for prognostic as well symptomatic purposes. Even though it has been demonstrated that decreased myocardial function can recover following CABG, left ventricular contractile dysfunction still a risk factor poor postoperative outcome. Positive inotropy, vasodilation, and cardiac cytoprotection are the three main modes of action inotropic medication levosimendan. Levosimendan and/or its active metabolite also shown to provide...

10.21608/ejsur.2024.307626.1136 article EN The Egyptian Journal of Surgery 2025-01-01

Calcified coronary artery disease (CAD) is prevalent in elderly patients with degenerative severe aortic stenosis (AS). Preparation of such calcified CAD using rotational atherectomy (RA) those AS controversial and may carry a high risk complications. The authors aimed to compare in-hospital outcomes following RA before transcatheter valve implantation (TAVI) vs without AS. retrieved data from the Prospective Segeberg TAVI Registry January 2016 October 2021. All who underwent within 6 months...

10.25270/jic/25.00007 article EN Deleted Journal 2025-01-01

The effectiveness of recombinant turkey herpesvirus avian influenza (A/swan/Hungary/4999/2006(H5N1)) clade 2.2 virus (rHVT-H5) vaccine was evaluated in two layer chicken breeds (White Bovans [WB] and Brown Shaver [BS]). One dose rHVT-H5 administered at day 1 birds were monitored serologically (haemagglutination inhibition test) virologically for 19 weeks. Maternally-derived antibody post-vaccination H5 titres measured using the Chinese (A/Goose/Guangdong/1/96(H5N1)) HA Egyptian...

10.1080/03079457.2014.966302 article EN Avian Pathology 2014-09-23

Derzsy's disease causes disastrous losses in domestic waterfowl farms. A genetically variant strain of Muscovy duck parvovirus (MDPV) and goose (GPV) was named novel (NGPV), which characteristic syndrome young ducklings. The clinically characterized by deformity beaks retarded growth, called short dwarfism (SBDS). Ten mule pekin farms were investigated for three Egyptian provinces. Despite low recorded mortality rate (20%), morbidity high (70%), but the economic remarkable as a result growth...

10.3390/ani10101833 article EN cc-by Animals 2020-10-08

The highly pathogenic avian influenza (HPAI) H5N8 virus was first detected in Egypt late 2016. Since then, the has spread rapidly among different poultry sectors, becoming dominant HPAI H5 subtype reported Egypt. Different genotypes of were Egypt; however, geographic patterns and molecular evolution Egyptian viruses are still unclear. Here, extensive epidemiological surveillance conducted, including more than half a million samples collected from sectors (farms/backyards/live bird markets)...

10.3390/v14081758 article EN cc-by Viruses 2022-08-11

The aim of the study was to determine prevalence obesity among female students from United Arab Emirates University. A sample 566 taken. Body weight and height were measured. stu dents interviewed collect data on age, home Emirate, in childhood, obesi ty parents, food intake between meals, consumption fast foods physical activity. student considered overweight when body 110-120% reference obese exceeds 120 % value. results show that 10.8% 30.6% obese. While increased with associated during...

10.1177/146642409611600206 article EN Journal of the Royal Society of Health 1996-04-01

Abstract Background Avian influenza viruses (AIVs) have been identified from more than 100 different species of wild birds around the globe. Wild migratory can act as potential spreaders for AIVs to domestic between countries. Egypt is situated on important flyways continents. While much known about circulation zoonotic H5N1 and H9N2 in poultry Egypt, little pivotal role maintenance transmission Egypt. Methods Targeted AIV surveillance has conducted 2017 wetlands areas Northern Eastern...

10.1186/s40657-019-0180-7 article EN cc-by Avian Research 2019-10-31

Highly pathogenic avian influenza (HPAI) viruses continue to circulate worldwide, causing numerous outbreaks among bird species and severe public health concerns. H5N1 H5N8 are the two most fundamental HPAI subtypes detected in birds last decades. The may compete with each other while sharing same host population and, thus, suppress spread of one viruses. In this study, we performed a statistical analysis investigate temporal correlation using globally reported data 2015–2020. This was...

10.3390/v13081565 article EN cc-by Viruses 2021-08-07

Since the detection of antigenically atypical very virulent Infectious bursal disease viruses (vvIBDV) in Egypt 1999, country has been experiencing recurrent outbreaks with high mortality rates and typical gross lesions associated vvIBDV. However, a significant change occurred 2023, marked by notable increase reported subclinical IBDV cases. To evaluate field situation, samples from 21 farms 2023 18 2021 2022, all which had experienced IBD based on clinical diagnosis, were collected,...

10.1080/03079457.2024.2348513 article EN Avian Pathology 2024-05-24

Abstract Objectives Coronary chronic total occlusion (CTO) is a frequent condition encountered in cardiac catheterization laboratory with prevalence of about 20%. Through literature, data are scarcely reported regarding the left ventricular (LV) function recovery post CTO percutaneous coronary intervention (PCI) patients low (<40%) and mid‐range (40%‐49%) LV ejection fraction (LVEF). The aim this study was to assess echocardiographic outcomes LVEF successfully revascularized at 6‐month...

10.1111/echo.14582 article EN Echocardiography 2020-01-08

Objectives Endoscopic retrograde cholangiopancreatography (ERCP) has shown great safety and efficacy in the management of post-living-donor liver transplantation (LDLT) biliary complications. Pancreatitis is most commonest feared complication after ERCP. Methods We reviewed data transplant recipients who underwent ERCP for complications LDLT between 2011 2022. Results In total 63 patients LDLT. They were targeted to 134 set occurred 52 sets (38.8%). subclassified into two groups, without...

10.1097/meg.0000000000002521 article EN European Journal of Gastroenterology & Hepatology 2023-02-13

ObjectiveThis study was designed to evaluate the length of first and second stages labor in nulliparous obese Egyptian women compare them with those normal BMI.BackgroundMaternal obesity is now most common risk factor for maternal mortality developed countries also associated a wide spectrum adverse pregnancy outcomes. The duration stage labor, rate cesarean delivery, inadequate progress cervical dilatation during were found be higher BMI more than 30 compared average weight.Participants...

10.4103/1110-2098.173604 article EN Menoufia Medical Journal 2015-01-01

Purpose: In 2015, to determine where interventions are needed eliminate trachoma as a public health problem from Egypt, we initiated population-based prevalence surveys using the Global Trachoma Mapping Project platform in four suspected-endemic marakez (districts; singular: markaz) of governorates Elmenia and Bani Suef.Methods: each markaz, 30 households were selected 25 villages. Certified graders examined total 3682 children aged 1–9 years 2993 households, noting presence or absence...

10.1080/09286586.2018.1446536 article EN cc-by-nc-nd Ophthalmic Epidemiology 2018-12-28

The benefit and safety of percutaneous coronary intervention (PCI) to chronic total occlusions (CTO) in patients with low mid-range left ventricular ejection fraction (LVEF) continue be evidence limited. aim our study was investigate the impact LVEF undergoing CTO PCI evaluate mid-term clinical outcome those LVEF. We assessed periprocedural outcomes 75 PCIs according pre-procedural LVEF: group (N), ≥ 50% (normal, nom.= 25); (M), 40-49% (mid-range, (L), < 40% (low, within 6 months follow-up.

10.1186/s43044-020-00065-1 article EN cc-by The Egyptian Heart Journal 2020-05-24

Background: The myometrium at the location of CS (caesarean section) scars, also known as residual thickness (RMT), is larger after a double-layer uterine closure procedure than following single-layer one. It may lessen formation niche that myometrium’s disruption scar uterus. Gynecological manifestations, obstetric problems in future pregnancy and birth, maybe subfertility are linked to thin RMT niche. Objective: To ascertain if unlocked uterus better one terms post-menstrual spotting...

10.4236/ojog.2024.141007 article EN Open Journal of Obstetrics and Gynecology 2024-01-01

Abstract Background The hybrid strategy combining plug‐based and suture‐based vascular closure devices (VCD) was introduced as a promising technique for access hemostasis after transcatheter aortic valve implantation (TAVI) with satisfactory outcomes. However, data comparing two VCDs each in the combination VCD, namely ProGlide/AngioSeal (P/AS) ProGlide/FemoSeal (P/FS) VCDs, is still lacking. Aims To compare 30‐day outcome of using P/AS versus P/FS site TAVI. Methods A retrospective...

10.1002/ccd.31259 article EN Catheterization and Cardiovascular Interventions 2024-10-08

Direct oral anticoagulant (DOAC) dose adjustment is based on age, renal function, and body weight. There a paucity of data describing the factors associated with prescription inappropriate dosage their impact clinical outcomes among patients receiving transcatheter aortic valve implantation (TAVI). In single-center study, 432 who were long-term DOAC therapy underwent TAVI between 2015 2022 included. We analyzed predictors dosing DOACs; namely apixaban, dabigatran, edoxaban, rivaroxaban. A...

10.1007/s40119-024-00387-0 article EN cc-by-nc Cardiology and Therapy 2024-11-04

Abstract Infectious bursal disease viruses (IBDVs) have a profound impact on poultry production worldwide, directly causing mortality rates of up to 100%, and indirectly through their immunosuppressive effects. Since the emergence antigenically modified very virulent IBDV (vvIBDV) in Egypt late 1999, country has experienced recurrent outbreaks with high typical vvIBDV gross lesions. However, notable shift occurred 2023, characterized by substantial increase reported subclinical cases...

10.1101/2023.11.13.566865 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2023-11-14

Iontophoresis with 6-hydroxydopamine was performed in rabbits previously infected herpes simplex virus, McKrae strain. Viral shedding into the tear film significantly decreased by use of recombinant alpha interferon subtype D given as one drop qid. Interferon noted 16-18 hours after last placement drops inferior cul-de-sac.

10.3109/02713688409011754 article EN Current Eye Research 1984-01-01
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