Publications by authors named "Mohamed Abdelhafez"

Article Synopsis
  • The study aimed to compare maternal morbidity and prenatal characteristics between two groups of women with placenta percreta: those with extrauterine disease (group B) and those with disease confined to the uterus (group A).
  • A total of 73 cases were analyzed, revealing significantly higher blood loss, injury rates, and complications in group B compared to group A, highlighting the increased risks associated with extrauterine disease.
  • The findings suggest that specialized care for placenta accreta spectrum (PAS) is essential, as cases with extrauterine disease are more complex and lead to higher maternal morbidity, indicating a need for differentiation in treatment approaches.
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Introduction: Patients with acute coronary syndrome (ACS) have high event rates related to non-culprit (NC) lesions, therefore plaque composition of these lesions is of great interest. Although marginal atherosclerotic lesions were studied extensively, more significant lesions might have more high-risk characteristics.

Aim: To compare differences in high-risk lesion characteristics between significant versus non-stenotic NC plaques in ACS and the discrepancies with chronic coronary syndrome (CCS) patients.

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: Polycystic ovarian syndrome (PCOS) is a widespread endocrine disorder affecting 5-18% of females in their childbearing age. The aim of this study is to assess the efficacy of combining a low dosage of human chorionic gonadotropin (HCG) along with clomiphene citrate (CC) for stimulating ovulation in infertile women diagnosed with CC-resistant PCOS. : A randomized controlled trial was carried out on 300 infertile CC-resistant PCOS women.

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Purpose: Holmium laser enucleation of the prostate (HoLEP) showed higher efficacy than transurethral resection for treating benign prostatic hyperplasia (BPH). The present study aims to report the outcome of BPH treatment by HoLEP in a tertiary center.

Patients And Methods: An observational prospectively collected data for consecutive symptomatic BPH patients undergoing HoLEP between January 2020 and December 2021.

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Article Synopsis
  • - This study investigated how well the CHADS-VASc-HSF score can predict the severity of coronary artery disease (CAD) and the risk of major adverse cardiovascular events (MACE) in patients with non-ST elevation acute coronary syndrome (NSTE ACS) who don't have atrial fibrillation.
  • - It included 200 patients, primarily male, and categorized them into groups based on their CHADS-VASc-HSF scores; higher scores were associated with more severe CAD as measured by the Syntax score (SS).
  • - The findings showed that the CHADS-VASc-HSF score is a strong predictor for both severe CAD and MACE, with certain cutoff points demonstrating high sensitivity and specificity, highlighting its potential clinical
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Background: It is unknown whether the existence of severe bystander damage will affect left ventricular (LV) healing following primary percutaneous coronary intervention (PPCI). The aim of the present analysis was to follow LV recovery using 2D speckle tracking echocardiography (2-D STE) in cases with single versus multiple vessel disease with acute myocardial infarction (AMI) who underwent PPCI and to assess major adverse cardiovascular events (MACEs) within 3 months.

Patients And Methods: This work was conducted at Assiut University Heart Hospital.

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The prognosis for pancreatic cancer remains poor. Molecular diagnostics and customized therapies are becoming increasingly important in clinical routine. Patient-derived, predictive model systems such as organoids have the potential to substantially increase the depth of information from biopsy material by functional and molecular characterization.

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Introduction: The identification of risk factors for precursor lesions of colorectal cancer (CRC) holds great promise in the context of prevention. With this study, we aimed to identify patient characteristics associated with colorectal polyps (CPs) and polyp features of potential malignant progression. Furthermore, a potential association with gut microbiota in this context was investigated.

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Background: Development of esophageal strictures is common after the total laryngectomy of head and neck cancer patients. While endoscopic techniques like dilatation by balloon or Salvary bougies are well established, risk factors and pathophysiology for development of refractory strictures are less well understood.

Objective: To evaluate risk factors associated with occurrence and recurrence of total-laryngectomy-associated esophageal strictures in head and neck cancer patients.

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Introduction: Cold snare polypectomy (CSP) is a safe and effective procedure for small colorectal polyps ≤9 mm. There are only limited data regarding CSP of larger neoplastic lesions. This study evaluated the efficacy and safety of CSP for polyps between 10 and 15 mm in size.

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The runt-related transcription factor-1 (RUNX1) gene with its lncRNA RUNXOR are recently becoming a research focus in various diseases, specifically immune-related diseases as they are implicated in multiple pathways. Interestingly, their role in multiple sclerosis (MS) remains unstudied. The present study explored the role of RUNXOR/RUNX1 in the development and progression of MS and investigated their possible mechanism of action.

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Background: Risk stratification and recommendation for surgery for intraductal papillary mucinous neoplasm (IPMN) are currently based on consensus guidelines. Risk stratification from presurgery histology is only potentially decisive owing to the low sensitivity of fine-needle aspiration. In this study, we developed and validated a deep learning-based method to distinguish between IPMN with low grade dysplasia and IPMN with high grade dysplasia/invasive carcinoma using endoscopic ultrasound (EUS) images.

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Background: Liver cancer is the deadliest malignancy among common tumors. It is the top cause of cancer-related deaths in Egypt, and it is characterized by increasing occurrence among the population. The objective of this study was to determine the outcome of pre-treatment of IQGAP1-shRNA on induced mouse hepatocellular carcinoma model and evaluate the potency of this IQGAP1-shRNA plasmid to recover hepatic cancer as a new tool of cancer therapy.

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Endoscopic ultrasound-guided gastroenterostomy (EUS-GE) with lumen-apposing metal stents (LAMS) appears to be a promising intervention in management of gastroduodenal out obstruction (GOO), particularly for patients for whom surgery is high risk or in a palliative setting. This study aimed to evaluate the technical feasibility, procedure-associated adverse events (AEs), and clinical outcome of direct "free hand" EUS-GE. This retrospective two-center study included patients who underwent direct "free hand" EUS-GE (April 2017 to March 2021) investigating technical success (correctly placed LAMS), clinical outcome (successful oral nutrition), and management of procedure-associated AEs.

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Background: Depression is a common problem in women in childbearing years due to burdens of motherhood and building a family. Few studies estimate the prevalence of antepartum depression compared to those in the postpartum period.

Aim: To estimate the prevalence and the severities of peripartum depression and major depressive disorder and their predictors.

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Coastal civil infrastructure is vulnerable to the effects of climate change. Hurricane storm surge and coastal flooding can cause significant hydrostatic and hydrodynamic loads on structures while saltwater intrusion (SWI) may lead to deterioration of foundations. The effects of saltwater intrusion due to Sea Level Rise (SLR) on the foundations of buildings and other civil infrastructure is poorly understood.

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Background: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is responsible for coronavirus disease-2019 (COVID-19). Elderly subjects, obese, and patients with chronic illnesses, are the most affected group. HDL has pleiotropic physiological functions that are affected with alteration(s) in its structure.

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Background: Acute myeloid leukemia (AML) is of heterogeneous pathogenesis and caused by alterations of multiple genes. CircRNAs act as oncogenes or tumor suppressors in numerous tumors and could be novel diagnostic and prognostic biomarkers. Few studies had incorporated circRNAs in AML.

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Background And Goals: Risk stratification for the need for therapeutic endoscopy and prediction of mortality in patients with upper gastrointestinal bleeding (UGIB) can be assessed by several scores. However, current scores are not validated for variceal bleeding and Intensive Care Unit (ICU) patients. The aim of this study was to evaluate potential parameters for the prediction of UGIB and patient outcomes.

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The role of emergency shockwave lithotripsy (SWL) in persistent pain control in patients with ureteral stones is not well established. The aim of this study is to evaluate efficacy as well as the predicting variables for successful early SWL patients with symptomatic ureteral stones. Eighty-six patients with a persistent renal colic secondary to single ureteral stone (6-12 mm) were prospectively enrolled in this study.

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Platelet (PLT), one of blood cells, plays a major role in physiological and pathological processes such as coagulation, thrombosis, inflammation, and keeping the integrity of vascular endothelium. There are a group of parameters that are used to measure the total amount of PLTs, PLTs morphology, and proliferation. PLT indices are associated with the severity of illness and patients' prognosis.

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Background: Malignant tumors of the esophagus are the sixth leading cause of cancer-related deaths worldwide. Postoperative leakage of the esophago-gastrostomy leads to mediastinal sepsis, which is still associated with a high morbidity and mortality rate. The aim of this study was to describe the endoscopic view of the different severity grades of an anastomotic leakage.

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Objective: We aimed to investigate the signalling crosstalk of TNF-related apoptosis-inducing ligand, TRAIL death receptors, tumour protein p53, and programmed cell death (PDCD5) with IQGAPs. Also, we targeted the crosstalk between IQGAPs genes with decoy receptors, nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB), and interleukins -8 (IL-8) and its receptor genes in a designed model of hepatocellular carcinoma induced in male Balb/c mice.

Methods: The presence of HCC was confirmed by histological and morphological alterations.

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Background: Early vasopressor utilization has been associated with improved outcomes of patients with spinal shock; however, there are difficulties in weaning off vasopressors, in which patients after recovery from spinal shock develop a state of persistent vasodilation, which may take a few days to resolve and delays the discharge in the intensive care unit (ICU). Therefore, we tested the hypothesis using two oral vasopressors (midodrine and minirin) to facilitate weaning off intravenous vasopressors, reducing the ICU length of stay, and compare them for more efficacy.

Methods: A randomized controlled trial was conducted in the trauma ICU at the Assiut University Hospital in Egypt in patients with spinal shock who required intravenous vasopressor for ≥24 h.

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Objective: To evaluate the effect of performing laparoscopic ovarian drilling [LOD] before proceeding to in vitro fertilization [IVF] or intracytoplasmic sperm injection [ICSI] on the cycle outcomes in polycystic ovarian syndrome [PCOS] patients with high antimullerian hormone [AMH] levels.

Study Design: A retrospective case-control study.

Patients And Methods: The study was conducted in the Fertility Care Unit in our University Hospital.

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