Publications by authors named "Ali Zafar"

A great majority of abdominal aortic aneurysm are treated with endovascular aortic repair (EVAR) in current practice. EVAR has lower peri-procedural mortality and morbidity compared to open surgical repair. Anatomic factors such as aneurysm neck morphology, iliac anatomy, and access vessel anatomy need careful assessment for the successful performance of EVAR.

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Background: Angiosarcoma is a rapidly proliferating vascular tumor that originates in endothelial cells of vessels. Rarely, it can be associated with consumptive coagulopathy due to disseminated intravascular coagulation eventually leading to thrombocytopenia and microangiopathic hemolytic anemia. This specific manifestation is termed Kasabach-Merritt syndrome.

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Retinoblastoma (RB) proteins are highly conserved transcriptional regulators that play important roles during development by regulating cell-cycle gene expression. RBL2 dysfunction has been linked to a severe neurodevelopmental disorder. However, to date, clinical features have only been described in six individuals carrying five biallelic predicted loss of function (pLOF) variants.

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Objectives: Endovascular thrombectomy (EVT) has become an established treatment for eligible acute ischemic stroke (AIS) patients, but data on mortality trends and the association between procedural volume and outcomes in the United States is limited.

Materials And Methods: This retrospective study analyzed data from the Nationwide Readmissions Database (NRD) to investigate trends in EVT utilization, outcomes, and the relationship between hospital procedural volume and inpatient mortality for AIS admissions between 2016-2020. Patients undergoing EVT were identified using ICD-10 procedure codes.

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Supercapacitors are crucial in renewable energy integration, satellite power systems, and rapid power delivery applications for mitigating voltage fluctuations and storing excess energy. Aqueous electrolytes offer a promising solution for low-cost and safe supercapacitors. However, they still face limitations in cycle life and wide-temperature range performance.

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Congenital heart defects (CHD) appear in almost one percent of live births. Asian countries have the highest birth prevalence of CHD in the world. Recessive genotypes may represent a CHD risk factor in Asian populations with a high degree of consanguineous marriages.

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Cardiac embolism plays a very significant role in acute ischemic strokes (AIS), constituting approximately one-third of cases. The origin of these emboli often stems from intracardiac thrombi in the left atrium or left ventricle. Utilizing the National Readmission Database from 2016 to 2019, we investigate the prevalence of cardiac thrombi in AIS patients and explore their potential correlation with endovascular thrombectomy (EVT) utilization, and mortality rates.

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Background: Accurately determining fiber composition is essential for optimizing material properties across diverse applications in textiles, composites, packaging, and other bio-based materials. Fiber performance in textiles, composites, and bio-based materials depends upon their intricate composition. This review explores advanced analytical techniques for the comprehensive characterization of natural (cellulose-hemicellulose-lignin) and synthetic (polymeric) fibers.

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Erythrocyte membrane protein band 4.1 like 3 (EPB41L3: NM_012307.5), also known as DAL1, encodes the ubiquitously expressed, neuronally enriched 4.

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Objective: To determine the frequency of new-onset diabetes mellitus (NODM) in patients with COVID-19 in a tertiary care hospital.

Method: It was a retrospective descriptive study carried out in Lady Reading Hospital Peshawar, Khyber Pakhtunkhwa province of Pakistan from November 2021 to April 2022. All patients having new onset Diabetes Mellitus (NODM) were identified among a total of 300 patients admitted to the hospital with COVID-19 infection.

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Introduction: Undifferentiated embryonal sarcoma of the liver (UESL) is an aggressive tumor. There is no established treatment, and it is an uncommon tumor in adults. Treatment usually involves a combination of surgery, chemotherapy, and occasionally liver transplantation (LT).

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A rare metabolic condition called alkaptonuria (AKU) is caused by a decrease in homogentisate 1,2 dioxygenase (HGO) activity due to a mutation in homogentisate dioxygenase (HGD) gene. Homogentisic acid is a byproduct of the catabolism of tyrosine and phenylalanine that darkens the urine and accumulates in connective tissues which causes an agonizing arthritis. Employing the use of deep learning artificial intelligence (AI) drug design, this study aims to alleviate the current toxicity of the AKU drugs currently in use, particularly nitisinone, by utilizing the natural flavanol kaempferol molecule as a 4-hydroxyphenylpyruvate dioxygenase inhibitor.

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The coronavirus disease 2019 (COVID 19) pandemic brought substantial changes in the way doctors used to interact with patients. In the general practice, consultation over the phone has become a norm now. However, it is not well known how this new mode of consultation affected clinicians' practices.

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Evaluating educational climate (EC) is imperative for ensuring postgraduate trainees' competencies and quality in residency training programs. This study assessed the EC experiences of pathology postgraduate residents (PGRs) during their postgraduate training in pathology residency programs-a cross-sectional study design assigned EC scores in the pathology residency program at a prestigious institution in Islamabad, which were measured using the Dutch Residency Educational Climate Test (D-RECT) questionnaire. Scores from the D-RECT were employed to conduct descriptive statistics and comparison of means across groups to evaluate EC scores by years of training and compared to assess where the differences were located.

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Article Synopsis
  • Doctors and psychologists in psychiatric hospitals start teaching right away, even if they haven't learned how to teach properly.
  • A survey was sent out to gather opinions from teachers at medical schools in German-speaking countries about the skills and training they need for teaching.
  • Most respondents agreed that learning how to teach well is very important, showing strong interest in practical teaching methods like bedside teaching and improving communication skills.
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Article Synopsis
  • * A study examined 28 patients from 18 families with loss of function (LOF) variants, revealing a spectrum of neurological and developmental issues including global developmental delay, intellectual disabilities, microcephaly, and behavioral abnormalities.
  • * Research using fruit flies showed that mutations in the RBF gene mirrored symptoms seen in patients, affecting brain morphology and movement, and highlighted the importance of ongoing RBL2 expression in mature neurons for normal locomotion, suggesting potential therapeutic avenues.
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The COVID-19 pandemic, caused by the SARS-CoV-2 virus, has led to over six million deaths worldwide. In human immune system, the type 1 interferon (IFN) pathway plays a crucial role in fighting viral infections. However, the ORF8 protein of the virus evade the immune system by interacting with IRF3, hindering its nuclear translocation and consequently downregulate the type I IFN signaling pathway.

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Background: Targeted mental health interventions are increasingly described as individualised, personalised or person-centred approaches. However, the definitions for these terms vary significantly. Their interchangeable use prevents operationalisations and measures.

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Biallelic variants in genes for seven out of eight subunits of the conserved oligomeric Golgi complex (COG) are known to cause recessive congenital disorders of glycosylation (CDG) with variable clinical manifestations. COG3 encodes a constituent subunit of the COG complex that has not been associated with disease traits in humans. Herein, we report two COG3 homozygous missense variants in four individuals from two unrelated consanguineous families that co-segregated with COG3-CDG presentations.

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Objective: To compare Rapid Antigen Test (RAT) with Reverse Transcription Polymerase Chain Reaction (RT-PCR) in highly suspected COVID-19 patients and to determine its diagnostic parameters.

Study Design: Hospital-based, descriptive/observational study. Place and Duration of the Study: Department of Medicine/COVID Complex, Medical Teaching Institution/Lady Reading Hospital, Peshawar, Khyber Pakhtunkhwa, Pakistan, from October 2021 to April 2022.

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Article Synopsis
  • - The study aimed to explore the relationship between different blood groups and the severity of Dengue fever in patients at Lady Reading Hospital in Peshawar over a six-month period.
  • - Among 160 patients, the majority had Dengue fever (63.1%), with blood Group B being the most common, but no significant link was found between blood type and disease severity.
  • - The results indicated that younger men were more frequently diagnosed with Dengue, showing high rates of common symptoms like fever and body aches, while blood Group AB was rarely affected and did not present cases of Dengue shock syndrome.
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Background: The COVID-19 pandemic severely affected everyday life and working conditions for most Europeans, particularly health care professionals (HCPs). Over the past 3 years, various policies have been implemented in various European countries. Studies have reported on the worsening of mental health, work-related stress, and helpful coping strategies.

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MED27 is a subunit of the Mediator multiprotein complex, which is involved in transcriptional regulation. Biallelic MED27 variants have recently been suggested to be responsible for an autosomal recessive neurodevelopmental disorder with spasticity, cataracts and cerebellar hypoplasia. We further delineate the clinical phenotype of MED27-related disease by characterizing the clinical and radiological features of 57 affected individuals from 30 unrelated families with biallelic MED27 variants.

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The SARS COV-2 and its variants are spreading around the world at an alarming speed, due to its higher transmissibility and the conformational changes caused by mutations. The resulting COVID-19 pandemic has imposed severe health consequences on human health. Several countries of the world including Pakistan have studied its genome extensively and provided productive findings.

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