Publications by authors named "Mahmoud Ibrahim Mahmoud"

Introduction: Sleepy driving is associated with Motor Vehicles Accidents (MVAs). In Saudi Arabia, previous studies have addressed this association among men only. Therefore, the aim of this study was to compare the prevalence of sleepy driving and associated factors between genders.

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Allergic bronchopulmonary aspergillosis is an uncommon condition characterized by airway hypersensitivity to Aspergillus fumigatus, resulting in worsening asthma control and bronchiectasis progression. It is associated with various radiological features. Here, we describe a 53-year-old lady with atypical CT chest finding as soft tissue density masses in both lungs evaluated initially as a lung tumour.

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Coronavirus disease 2019 (COVID-19) is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), and lung involvement is common. Patients with COVID-19 may progress to acute respiratory distress syndrome (ARDS) for which they may require mechanical ventilation. When conventional ventilation strategies are unable to achieve the desired oxygenation and gas exchange, extracorporeal membrane oxygenation (ECMO) might be an option in selected patients.

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We report a 25-year-old woman with persistent dyspnea and wheezes that had been unsuccessfully treated with inhaled beta 2-agonists and steroids for about one year. Spirometry demonstrated a restrictive pattern. Chest CT demonstrated polypoidal lesion in left main bronchus.

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Objectives: We aimed to detect obstructive sleep apnea (OSA) among school-age children presented with nocturnal enuresis (NE) and to identify the possible risk factors for OSA in them.

Methods: Sixty-six children aged > 5-16 years presented with NE were enrolled in the study. Children with urinary tract anatomical abnormalities or infection, intellectual disabilities, genetic syndromes, psychological issues, and diabetes mellitus were excluded.

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Purpose: The aim of the present study was to assess prevalence of associated comorbidities in a group of patients diagnosed with obstructive sleep apnea syndrome (OSAS).

Methods: This retrospective study enrolled 244 consecutive patients diagnosed by polysomnogram with OSAS between October 2010 and January 2015 after being referred to our Sleep-Related Breathing Disorders Unit, Chest Diseases Department, in the Alexandria Main University Hospital.

Results: Of 244 patients, 47% were men, mean age was 56.

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Background: Biopsies obtained from lung cancers contain a mixture of cancerous and healthy tissues. The mutant-enriched polymerase chain reaction (ME-PCR) identifies low-level somatic DNA mutations within an excess wild-type sample.

Aims: This study aimed at comparing nonenriched PCR (NE-PCR) versus ME-PCR for the detection of two epidermal growth factor receptor (EGFR) gene mutations among nonsmall cell lung cancer patients.

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