Publications by authors named "Osama Mukhtar"

Background Sickle cell disease (SCD) is a genetic blood disorder characterized by abnormal hemoglobin S, leading to red blood cell deformities, chronic hemolysis, and frequent vaso-occlusive crises (VOC). While advancements in medical care have improved survival rates, adults with SCD continue to face substantial challenges in their quality of life (QoL) due to chronic pain, recurrent VOCs, and various complications. This study aimed to evaluate the health-related quality of life (HRQoL) in adult patients aged 14 years and above with SCD and identify key factors influencing patient outcomes using the Adult Sickle Cell Quality of Life Measurement Information System (ASCQ-Me).

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Background: Acute kidney injury (AKI) is associated with significant short- and long-term morbidity and mortality. In critically ill patients with sepsis, AKI tends to be more severe, more likely to require kidney replacement therapy (KRT), with less chance of recovery. Consequently, critically ill patients with sepsis-associated AKI (SA-AKI) have extended intensive care unit (ICU) stays and higher mortality rates.

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Objective: To describe the current prescribing practices of direct oral anticoagulants (DOACs) in intensive care unit (ICU) patients and the associated clinical outcomes, including the incidence of major bleeding episodes and the need for intervention (endoscopic, surgical, or interventional radiology guided).

Design: Observational, retrospective chart review.

Setting And Participants: Single large academic center study.

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Proteins associated with ubiquitin-proteasome system (UPS) are potential drug targets in the malaria parasite. The ubiquitination and deubiquitination are key regulatory processes for the functioning of UPS. In this study, we have characterized the biochemical and functional role of a novel ubiquitin-specific protease (USP) domain-containing protein of the human malaria parasite Plasmodium falciparum (PfUSP).

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Objectives: To evaluate the impact of COVID-19 on cancer management in Saudi Arabia's military hospitals.

Methods: This multi-centric, retrospective study compared cancer patients diagnosed from February-July 2019 and 2020, focusing on the time duration for acceptance and time for oncologic treatment initiation. Eligibility and referral status were recorded.

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Novel Corona Virus Disease 19 has created unforeseen burden on health care. New York city is one of the epicenters of pandemic and here we explore physical, mental and social impact of COVID 19 on Resident Physicians (RP) working within the center of this epicenter. This is a single-center cross-sectional web-based survey involving RP of a community hospital in Brooklyn, New York.

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Background: We compared the in-hospital complications, outcomes, cost, and length of stay (LOS) between angiography-guided percutaneous coronary intervention (PCI) and intravascular ultrasound (IVUS)-guided PCI in patients with ST-elevation myocardial infarction (STEMI) in the USA.

Methods: A nationwide inpatient database was queried to identify patients >18 years with STEMI who underwent angiography-guided and IVUS-guided PCI from January 2016 to December 2016. We compared the in-hospital mortality, complications, cost, and LOS between the two groups.

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Objectives: To identify the magnitude of opioid use disorder (OUD) among sickle cell disease (SCD) patients; emphasize on multidisciplinary team (MDT) role; estimate cost-effectiveness following the proper use of therapeutic guidelines; and facilitate the reduction of emergency room (ER) visits and the length of stay (LOS).

Methods: This retrospective cohort study included SCD patients aged 14 years and above, who have OUD. Data was collected between January 2016 and December 2018.

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Kaposi sarcoma (KS) is caused by Human Herpesvirus 8 (HHV-8), and it affects 15 times more common in men than women. It has varied clinical presentation from classic, endemic, organ transplant-related, and acquired immunodeficiency syndrome (AIDS)-related. Clinical features of pulmonary KS might be challenging to distinguish from pneumonia in immunocompromised patients and could lead to diagnostic challenges.

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Introduction Chronic obstructive pulmonary disease (COPD) has a significant disease burden and is among the leading causes of hospital readmissions, adding a significant burden on healthcare resources. The association between 30-day readmission in a COPD patient undergoing bronchoscopy and a wide range of modifiable potential risk factors, after adjusting for sociodemographic and clinical factors, has been assessed, and comparison has been made with COPD patients not undergoing bronchoscopy. Methods We conducted a comprehensive analysis of the 2016 Nationwide Readmission Database (NRD) of 30-day all-cause readmission among COPD patients undergoing bronchoscopy.

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Background: Colonoscopy has been widely used as a diagnostic tool for many conditions, including inflammatory bowel disease and colorectal cancer. Colonoscopy complications include perforation, hemorrhage, abdominal pain, as well as anesthesia risk. Although rare, perforation is the most dangerous complication that occurs in the immediate post-colonoscopy period with an estimated risk of less than 0.

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Article Synopsis
  • * A case study highlights a 31-year-old black female experiencing nausea and epigastric pain, where diagnosis was confirmed through biopsy showing non-necrotizing granulomas post-EGD.
  • * Treatment involved initially high-dose steroids, then a gradual decrease in dosage, resulting in a positive response to therapy and relief of symptoms.
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: Endobronchial valves (EBV) are considered an innovation in the management of the persistent air leak (PAL). They offer a minimally invasive alternative to the traditional approach of pleurodesis and surgical intervention. We examined trends in mortality, length of stay (LOS), and resources utilization in patients who underwent EBV placement for PAL in the US.

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Hemodialysis machines are equipped with a blood leak detector/alarm to prevent loss of blood following rupture of semipermeable membrane; the blood leak alarms could also be triggered by sensor malfunction or presence of air bubbles in the system. Hydroxocobalamin is a Food and Drug Administration-approved rapid-acting antidote to cyanide poisoning that converts cyanide to nontoxic cyanocobalamin. Side effects are reddish discoloration of skin and body fluids, urticarial rash, and rarely anaphylaxis.

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Dronedarone is a class III antiarrhythmic agent and a potent blocker of multiple intracardiac ion channels with many electrophysical properties common with amiodarone. Oral dronedarone, 400 mg twice daily, is approved for the maintenance of normal sinus rhythm in patients with a history of atrial fibrillation (AF) or atrial flutter. It is primarily used for the maintenance of sinus rhythm in patients with paroxysmal or persistent AF or atrial flutter.

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: Our study aimed to determine the national estimates of the 30-day all-cause readmission rate among patients with spontaneous pneumothorax and to investigate the burden of these readmissions in terms of mortality, length of stay and hospitalization costs in the USA. : We utilized the Nationwide Readmission Database for 2013-2014 and identified adults with a primary diagnosis of spontaneous pneumothorax. We analyzed and reported patient- and hospital-level variables of the study cohort.

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Clozapine is an atypical antipsychotic agent indicated in the treatment of medication-resistant schizophrenia. It is often reserved as a last line of treatment owing to the potential for serious and potentially life-threatening side effects, the most serious being agranulocytosis requiring close hematological monitoring and possible discontinuation of the medication from further use in the patient even when the agranulocytosis resolves. Other complications of clozapine include sedation, weight gain, elevated triglyceride levels, postural hypotension, and tachycardia.

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: To evaluate influence of asthma on polysomnographic variables of patients with obstructive sleep apnea (OSA).: A longitudinal retrospective study using data collected from the Sleep Heart Health Study (SHHS).: All 2822 patients included had OSA, 2599 were non-asthmatic whereas 223 were asthmatics.

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Objectives: To determine the level of the psychological problems such as depression and anxiety in sickle cell disease (SCD) patients in Tabuk region, northwestern Saudi Arabia. Methods: In this cross-sectional study, 89 patients with SCD was assessed in the outpatient clinics of King Salman Armed Forces Hospital,   Tabuk, Saudi Arabia between March 2017 and August 2017. Two validated Arabic translated questionnaires, the Patient Health Questionnaire (PHQ-9) and the Generalized Anxiety Disorder (GAD-7), were used to assess the type and degree of psychopathology (anxiety or depression) each patient suffered.

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Background: Direct-acting antiviral (DAA) drugs have been highly effective in the treatment of chronic hepatitis C (CHC) infection. We aim to evaluate the treatment response of Sofosbuvir based DAA in CHC patients with compensated liver cirrhosis as limited data exists in the real-world community setting.

Methods: All the CHC patients with compensated liver cirrhosis treated with Sofosbuvir based DAAs between January 2014 and December 2017 in a community clinic setting were retrospectively analyzed.

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Granular cell tumors (GCTs) are uncommon tumors. They are believed to be neuronal in origin and are usually found in the head and/or neck area of the body. They have also been reported in various locations of the gastrointestinal (GI) system, usually discovered during routine screening colonoscopy.

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Background: Low serum vitamin D levels in chronic hepatitis C (CHC) is associated with advanced liver fibrosis; and there remains an imprecise relationship with the treatment response based on the vitamin D levels. Previous studies have shown conflicting results on the vitamin D levels, and association with treatment response in CHC treated with interferon-based regimens.

Methods: Patients with CHC treated with direct-acting antivirals (DAAs) between January 2016 and December 2017 in the community clinic setting were retrospectively analyzed.

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Background: Direct-acting antiviral (DAA) drugs have been highly effective in the treatment of chronic hepatitis C (HCV) infection. Limited data exist comparing the safety, tolerability, and efficacy of DAAs in African-American (AA) patients with chronic hepatitis C genotype 1 (HCV GT-1) in the community practice setting. We aim to evaluate treatment response of DAAs in these patients.

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is a common cause of community-acquired pneumonia, and many extrapulmonary manifestations have been described, but rhabdomyolysis is infrequently reported in adults. Of the few cases that have been reported in adults, it was almost exclusively seen when pneumonia was present. We report a case of a 30-year-old male who came in with complaints of fever and myalgia for three days.

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Background/aims: Limited data exist comparing the safety and efficacy of direct-acting antivirals (DAAs) in hepatitis C virus (HCV) monoinfected and HCV/human immunodeficiency virus (HIV) coinfected patients in the real-world clinic practice setting.

Methods: All HCV monoinfected and HCV/HIV coinfected patients treated with DAAs between January 2014 and October 2017 in community clinic settings were retrospectively analyzed. Pretreatment baseline patient characteristics, treatment efficacy, factors affecting sustained virologic response at 12 weeks (SVR12) after treatment, and adverse reactions were compared between the groups.

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