Publications by authors named "Ahmad Almulla"

One anastomosis gastric bypass (OAGB), considered an alternative to Roux-en-Y gastric bypass, is becoming an increasingly common procedure. It shows excellent results in terms of weight reduction and remission of metabolic disease. Among the advantages of OAGB is the lack of internal hernia due to the absence of jejuno-jejunal anastomosis.

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A berrant connectivity in the cerebellum has been found in psychotic conditions such as schizophrenia corresponding with cognitive and motor deficits found in these conditions. Diffusion differences in the superior cerebellar peduncles, the white matter connecting the cerebellar circuitry to the rest of the brain, have also been found in schizophrenia and high-risk states. However, white matter diffusivity in the peduncles in individuals with sub-threshold psychotic experiences (PEs) but not reaching the threshold for a definitive diagnosis remains unstudied.

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Toothbrush ingestion is a rare phenomenon. It is usually found in psychiatric, elderly and mentally disabled patients. Foreign bodies usually pass spontaneously and uneventfully through the gastrointestinal tract.

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Purpose: Revisional bariatric surgeries following laparoscopic sleeve gastrectomy (LSG) have demonstrated a dramatic increase worldwide. Recently, one-anastomosis gastric bypass (OAGB) has become a contender as an appropriate revisional procedure; however, no long-term data currently exist on the effectiveness of it as a revisional surgery post-LSG.

Methods: A retrospective analysis was performed on all patients who underwent LSG at a public hospital in Kuwait from 2008 to 2017.

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Background: Tobacco use among women in Qatar is currently low. However, the risk of exposure to second-hand tobacco smoke among them is a pressing concern because of the high prevalence of tobacco use by men.

Aims: To describe the prevalence and risk factors for second-hand tobacco smoke exposure at home and at workplaces, schools, cafes, and restaurants in Qatar.

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Introduction: Waterpipe smoking is common in the Eastern Mediterranean Region and is becoming more prevalent in Qatar. To better plan waterpipe smoking control strategies we aimed to: 1) determine the prevalence of waterpipe smoking and explore its patterns in Qatar; 2) describe the knowledge, attitudes, and practices related to smoking behaviors; 3) recognize locations of waterpipe smoking and symptoms experienced during waterpipe sessions; and 4) evaluate the frequency of waterpipe smoking and the initiation age.

Methods: We analyzed the data of a 7921 population-based survey of adults aged ≥18 years (nationals and expatriates), conducted in Qatar between March and December 2019.

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The effects of smoking on COVID-19 are controversial. Some studies show no link between smoking and severe COVID-19, whereas others demonstrate a significant link. This cross-sectional study aims to determine the prevalence of tobacco use among COVID-19 patients, examine the relationship between tobacco use and hospitalized COVID-19 (non-severe and severe), and quantify its risk factors.

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Rapunzel syndrome is a rare condition typically found in young female patients with mental or psychiatric disorders. It manifests as a large trichobezoar extending beyond the pylorus into the small intestine and leads to various adverse conditions. Early diagnosis and prompt management are crucial to avoiding complications.

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Bariatric surgeries have been increasing with the rising numbers of obese patients. Roux-en-Y is one of the safest and effective bariatric procedures worldwide. Internal hernia is one of laparoscopic Roux-en-Y gastric bypass complications.

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Tobacco use is a serious public health concern as it causes various deleterious health problems. The aim of this study was to determine the prevalence of tobacco use and various types of tobacco used among a population-based sample of adults 18 years and above in Qatar (residents and expatriates). The study also attempted to assess tobacco use initiation age, tobacco dependency, and to identify factors associated with current tobacco use.

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Objectives: One effective approach of tobacco control is to encourage the role and the participation of healthcare workers in the prevention efforts against tobacco use. This study aimed to determine the prevalence of tobacco use among governmental healthcare workers in Qatar, to assess healthcare workers' knowledge, attitude and practice of tobacco cessation and to predict factors associated with above average tobacco cessation practice scores.

Design: A cross-sectional survey study was conducted among healthcare workers working in Hamad Medical Corporation and Primary Healthcare Centres in Qatar using a self-administered online questionnaire in 2019.

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The report aimed to review and assess the status of tobacco cessation services in the Eastern Mediterranean Region (EMR). Nearly 70% of people in the Region have legal access to nicotine-replacement therapy but for 77% of these people the costs of the treatment are not covered. Bupropion and Varenicline are legally available in 10 and 11 EMR countries respectively.

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Most of the obese patients undergoing an anti-reflux operation experience recurrence of gastroesophageal reflux disease (GERD). Laparoscopic Roux-en-Y gastric bypass (LRNYGB) has been accepted as the bariatric surgery of choice for a previous GERD-operated obese patients. We present 85 consecutive patients from a single institution, previously submitted to antireflux surgery and then to LRNYGB.

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Tobacco use is a fatal habit that causes harm to almost all organs of the human body and kills up to half of its users. Studies have shown that tobacco contains a poisonous mix of more than 7000 chemicals that have major consequences, including heart attacks and strokes , and are considered major risk factors for many types of cancer (4) and the leading cause of lung cancer. Moreover, tobacco use dramatically affects the respiratory system, damaging its airways and alveoli, and leading to chronic obstructive lung diseases1 including emphysema and chronic bronchitis.

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Background: Tobacco use is presently responsible for the death of over seven million people across the world. In Qatar, it is one of the main causes of premature deaths and preventable diseases. To reduce tobacco use, Qatar has ratified the World Health Organization (WHO)'s Framework Convention on Tobacco Control (FCTC) and has implemented many tobacco-control initiatives.

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Introduction: Laparoscopic sleeve gastrectomy (LSG) has become the most performed bariatric procedure as of 2015. However, inadequate weight loss may present the need for revisional procedures.

Objectives: The objective of this study was to analyze the efficacy of single-anastomosis gastric bypass (SAGB) in attaining successful weight loss following an initial LSG.

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Background: Obesity is on a continuous rise worldwide, and with it, novel bariatric procedures have emerged. The introduction of gastric balloons has opened up a nonsurgical option for patients opting for it. However, they still require some form of sedation and endoscopy for insertion and/or removal.

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Background: The prevalence of obesity is on a continuous rise worldwide, with major studies clearly correlating obesity with the development of chronic metabolic disorders including type 2 diabetes. Bariatric surgery has proven to be beneficial in the management of this condition; however, a limited number of studies exist on its effect on type 1 diabetes.

Objective: The objective of this study is to evaluate the outcome of laparoscopic sleeve gastrectomy for the management of patients with type 1 diabetes (DM1).

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Waterpipe (also called hookah, shisha, or narghile) smoking is a common form of tobacco use in the Middle East. Its use is becoming more prevalent in Western societies, especially among young adults as an alternative form of tobacco use to traditional cigarettes. While the risk to cigarette smoking is well documented, the risk to waterpipe smoking is not well defined with limited information on its health impact at the epidemiologic, clinical and biologic levels with respect to lung disease.

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Rationale: Waterpipes, also called hookahs, are currently used by millions of people worldwide. Despite the increasing use of waterpipe smoking, there is limited data on the health effects of waterpipe smoking and there are no federal regulations regarding its use.

Objectives: To assess the effects of waterpipe smoking on the human lung using clinical and biological parameters in young, light-use waterpipe smokers.

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Objective: To review the road safety situation in developed and developing countries compared with the Arabian Gulf countries and suggest a strategy to improve it. The role of road engineers in reducing accidents is highlighted.

Methods: This is a retrospective study of road traffic accidents (RTAS) for a period from 1988 to 1998 in Arabian Gulf Countries.

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