Mahmoud Ahmed
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View article: Impact of Timing of Atrial Fibrillation Ablation on AF Recurrence and Clinical Outcomes in Patients With HFpEF and HFrEF
Impact of Timing of Atrial Fibrillation Ablation on AF Recurrence and Clinical Outcomes in Patients With HFpEF and HFrEF Open
Background Early catheter ablation for atrial fibrillation (AF) improves outcomes, but the optimal timing, especially in heart failure (HF) subtypes, remains unclear. Objective To evaluate the impact of ablation timing on outcomes in patie…
View article: Prenatal Diagnosis of Severe Fetal Hydronephrosis Due to Pyeloureteral Junction Obstruction
Prenatal Diagnosis of Severe Fetal Hydronephrosis Due to Pyeloureteral Junction Obstruction Open
Neonatal hydronephrosis is a common urinary tract anomaly often detected antenatally through routine fetal ultrasonography, requiring postnatal evaluation to determine its cause, severity, and need for intervention. We report the case of a…
View article: Secondary Phimosis: A Rare Complication of Circumcision
Secondary Phimosis: A Rare Complication of Circumcision Open
Secondary phimosis is a rare complication following circumcision that results from dense adhesion of redundant foreskin with glans. Multiple issues, such as the performer of the procedure, the method of anaesthesia used, and the patient's …
View article: Enhancement of the thermoelectric generator performance by varying thermoelectric n/p couple spacing
Enhancement of the thermoelectric generator performance by varying thermoelectric n/p couple spacing Open
Enhancing the TEG performance by varying the n/p couple spacing ( S ) is studied at constant hot side temperature and heat flux boundary conditions. Thus, the values of S have varied in the range of 0.25 to 1.5 mm. Semiconductor materials,…
View article: Nutritional Value and Antioxidant Potential of Djiboutian Abundant Seaweeds, With Their Food Applications in Doughnut and Tartare
Nutritional Value and Antioxidant Potential of Djiboutian Abundant Seaweeds, With Their Food Applications in Doughnut and Tartare Open
This study evaluated the nutritional composition and potential food applications of marine macroalgae from the Tadjourah Gulf (Djibouti), including brown ( Padina pavonica, Sargassum ilicifolium , S . latifolium , Turbinaria decurrens ), g…
View article: Optimizing photovoltaic-thermal systems: a comprehensive indoor experimental investigation
Optimizing photovoltaic-thermal systems: a comprehensive indoor experimental investigation Open
Photovoltaic thermal collector (PVT) is an innovative solar technology that integrates photovoltaic (PV) and solar thermal systems to simultaneously generate electricity and heat. This study explores the performance of a PVT system by exam…
View article: Biochemical and biophysical markers for prediction of preeclampsia in pregnant nulliparae in Asyut governorate
Biochemical and biophysical markers for prediction of preeclampsia in pregnant nulliparae in Asyut governorate Open
Background and aim Preeclampsia affects about 5–7% of pregnant women, causing increased morbidity and mortality for the mother and the fetus. The early detection of preeclampsia is still of concern. This study aimed to reassess the value o…
View article: Wakefulness can be distinguished from general anesthesia and sleep in flies using a massive library of univariate time series analyses
Wakefulness can be distinguished from general anesthesia and sleep in flies using a massive library of univariate time series analyses Open
The neural mechanisms of consciousness remain elusive. Previous studies on both human andnon-human animals, through manipulation of level of conscious arousal, have reported thatspecific time-series features correlate with level of conscio…
View article: Quality of Work Life for Nurses in Specialized Medical Centers in Mosul City
Quality of Work Life for Nurses in Specialized Medical Centers in Mosul City Open
Background and objective: The quality of nursing work life is the extent to which nurses can fulfill their own needs through job-related understanding while achieving organizational goals. The study aims to assess the nurses' quality of li…
View article: Deferral of systemic therapy in patients with oligorecurrent prostate cancer treated with metastasis-directed radiotherapy
Deferral of systemic therapy in patients with oligorecurrent prostate cancer treated with metastasis-directed radiotherapy Open
Distant metastasis marks a critical transition in prostate cancer, separating potentially curable from canonically incurable disease. Oligometastatic disease, defined as limited metastases (e.g., less than 3, 5, or 10), can encompass diffe…
View article: Navigating risks: insights on unrelated overseas renal transplantations from two Saudi centers
Navigating risks: insights on unrelated overseas renal transplantations from two Saudi centers Open
Not applicable.
View article: Utilizing Reverse Axillary Mapping in the Surgical Treatment of Axillary Hidradenitis Suppurativa: A Novel Approach
Utilizing Reverse Axillary Mapping in the Surgical Treatment of Axillary Hidradenitis Suppurativa: A Novel Approach Open
Summary: Hidradenitis suppurativa (HS) is a chronic inflammatory cutaneous disease that imposes a surgical challenge and mandates radical, full-thickness excision of involved skin to achieve remission. Upper limb lymphedema can be a compli…
View article: Effects of Oral Retinoids on Ocular Surface, Assessment through Ocular Surface Disease Index (OSDI) Questionnaire
Effects of Oral Retinoids on Ocular Surface, Assessment through Ocular Surface Disease Index (OSDI) Questionnaire Open
Objective: Oral retinoids commonly prescribed for acne vulgaris have many side effects. The objective of this study was to determine effect of oral retinoids on ocular surface. Methodology: This quasi-experimental study, conducted at depar…
View article: Economic and Environmental Implications of Solar Energy Street Lighting in Urban Regions: A Case Study
Economic and Environmental Implications of Solar Energy Street Lighting in Urban Regions: A Case Study Open
The current study focused on the economic and environmental impacts of using solar energy forstreet lighting instead of traditional lighting. As a case study, the required size of the solar energysystem was calculated for illuminating the …