Publications by authors named "Amr S Moustafa"

Diabetes mellitus (DM) is a worldwide health problem. The Micro- and macro-vascular complications are the major causes of morbidity and mortality of DM. Molecular regulation of mitochondrial fission/fusion cycles is being studied, but the results were not conclusive.

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Background: Multiple Myeloma (MM) is a heterogeneous, hematological neoplasm that accounts 2% of all cancers. Although, autologous stem cell transplantation and chemotherapy are currently the most effective therapy, it carries a notable hazards, in addition for being non curative. Recently, the Clustered Regular Interspaced Short Palindromic Repeats (CRISPR-cas9) has been successfully tried at the experimental level, for the treatment of several hematological malignancies.

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Maple syrup urine disease (MSUD) is a rare autosomal recessive inherited disorder due to defects in the branched-chain α-ketoacid dehydrogenase complex (BCKDC). MSUD varies in severity and its clinical spectrum is quite broad, ranging from mild to severe phenotypes. Thirty-three MSUD patients were recruited into this study for molecular genetic variant profiling and genotype-phenotype correlation.

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Article Synopsis
  • The study compares the outcomes of elective-start vs. urgent-start peritoneal dialysis (PD) catheter placements using different techniques from 2005 to 2018.
  • Both groups had similar demographic characteristics, except the elective-start group was older.
  • Catheter complication and removal rates were comparable between the two groups, but the urgent-start group experienced a higher rate of catheter leaks.
  • Overall, placement technique did not significantly impact the outcomes or patient survival at 12 months.
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We report a case of an 81-year-old woman with multifocal hepatocellular carcinoma who underwent transarterial chemoembolization. The patient had significant superior mesenteric artery (SMA) ostial stenosis, which led to retrograde flow in the retroportal artery to the SMA. The authors adopted several approaches to avoid potential nontarget embolization that might result from the change in the hemodynamics in the hepatoenteric arteries by initially stenting the SMA ostial stenosis as well as the use of the Surefire infusion system and balloon occlusion for delivery of chemoembolization material to tumors in the hepatic lobes.

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Article Synopsis
  • - A 79-year-old man experienced complications after laparoscopic gallbladder surgery, having abdominal pain and bile leaking from a catheter.
  • - An endoscopic procedure revealed a leak in the cystic duct, but attempts to seal it with a metal stent were unsuccessful.
  • - The team then used an innovative method involving percutaneous embolization with coils and gelatin sponge to successfully address the leakage, a technique not previously documented.
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Transarterial chemoembolization (TACE) is considered a standard local-regional treatment for intermediate-stage hepatocellular carcinoma (HCC) and the most common bridging therapy. This treatment is offered to more than 70% of patients who are on the waiting list for liver transplantation in the United States. HCC typically receives its blood supply from the hepatic artery; however, it can recruit a parasitic supply from extrahepatic collateral (EHC) arteries.

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We report a case of 59-year-old female with non-alcoholic-steato-hepatitis (NASH) induced cirrhosis, who presented with hematochezia. The patient had a history of bleeding esophageal varices treated with endoscopic variceal ligation (EVL). Colonoscopy showed large rectal varices which were the source of her lower gastrointestinal bleeding (LGIB).

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Purpose: We aimed to evaluate the frequency of persistence and complication rates of pulmonary arteriovenous malformations (PAVMs) treated with Amplatzer vascular plug (AVP) or Amplatzer vascular plug type 2 (AVP2).

Methods: We retrospectively reviewed a total of 22 patients with 54 PAVMs between June 2004 and June 2014. We included 12 patients with 35 PAVMs who received percutaneous embolization using AVP or AVP2 only without the use of any other embolic devices.

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We report a case of an indwelling inferior vena cava filter that penetrated the IVC wall after Whipple's pancreatico-duodenectomy procedure performed in a patient with ampullary carcinoma, resulting in right ureteral injury and obstruction with subsequent hydroureter and hydronephrosis. This was incidentally discovered on a computed tomography scan performed as routine follow up to evaluate the results of the surgery. We retrieved the inferior vena cava filter and placed a nephrostomy catheter to relieve the ureteral obstruction.

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The middle mesenteric artery is a very rare anomalous artery originating from the ventral surface of the abdominal aorta in-between the superior mesenteric artery and inferior mesenteric artery. We identified a middle mesenteric artery during abdominal computed tomographic angiography in a renal donor patient as a part of his work up. The middle mesenteric artery branched out into ileal and ileocolic arteries, supplying the terminal ileal loops as well as the cecum.

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We report a case of Chronic lymphocytic leukemia (CLL) with associated hypersplenism, that was referred to us for partial splenic embolization (PSE) as the patient was not a surgical candidate for splenectomy. Initially, we were not successful in catheterizing the splenic artery from the celiac trunk due to significant atherosclerotic disease. Therefore, we successfully managed to access the distal splenic artery through patent gastro-epiploic collateral circulation along the greater curvature of the stomach.

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Bariatric surgery is the most successful therapeutic approach to weight loss, but how it leads to weight loss, and how it resolves obesity-related complications, including type-2 diabetes, are poorly understood. This study, comprising two groups of individuals, one on a low-calorie diet (n = 5) and one undergoing bariatric surgery (n = 7), used both targeted and untargeted proteomic approaches to determine changes in protein levels pre- and post-intervention (i.e.

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Objective: To investigate the possible mechanism, by which an extract from date seeds exert its hypoglycemic effect.

Methods: This study was performed at the Anatomy Department, College of Medicine, King Saud University, Riyadh, Kingdom of Saudi Arabia from May to December 2012. Eighty rats were divided into 4 groups.

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Article Synopsis
  • Chemerin is a chemoattractant linked to the differentiation and metabolism of fat cells, and its expression varies by gender and fat tissue type, which was explored in this study.
  • The research involved measuring body mass index (BMI) and chemerin levels along with other markers related to inflammation and insulin resistance in obese adults, revealing that chemerin levels are positively correlated with BMI and leptin but not with insulin resistance indicators.
  • Differences in chemerin mRNA expression were found, being higher in women and in subcutaneous compared to visceral fat, suggesting that fat tissue type plays a crucial role in obesity-related metabolic functions.
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