Publications by authors named "Aun Muhammad"

Background: Colonic diverticular bleeding (CDB) is a leading cause of lower gastrointestinal hemorrhage that has a high risk of recurrence. The endoscopic clipping and endoscopic band ligation (EBL) methods are widely used for hemostasis in patients with CDB. Endoscopic detachable snare ligation (EDSL) has also become an increasingly common treatment option.

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Introduction: Cytomegalovirus (CMV) infection is a notable gastrointestinal infection affecting immunocompromised patients. In the gastrointestinal tract, CMV often presents with patchy or diffuse mucosal involvement and can cause fulminant colitis. However, polypoid CMV lesions are rare.

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Alpha-gal syndrome is an emerging condition characterized by an immunoglobulin (Ig) E-mediated reaction to galactose-alpha-1,3-galactose (alpha-gal) after consumption of mammalian-derived food products. Identified in the early 2000s, the syndrome is linked to sensitization through tick bites; in the United States, the lone star tick () is the main vector. Symptoms range from pruritus and hives to severe systemic reactions like anaphylaxis, and typically occur 3 to 8 hours after eating meat.

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Due to the emerging mortality rate of colorectal cancer there is a high need for the management and control of this disease. Although several treatment approaches are being developed day by day yet the high incidence rate of colorectal cancer is still not controlled. To ease in the development of treatment therapies for colorectal cancer two derivatives of ethyl 2-aminothiazole 4-carboxylate were designed and synthesized.

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Membranous glomerulonephritis is one of the common causes of nephrotic syndrome in the adult population. It is idiopathic in the majority of patients, but the secondary forms can be seen in the setting of autoimmune disease, cancer, infection, and following exposure to certain medications. However, subclinical syphilis-related membranous nephropathy remains a particularly rare clinicopathologic entity in modern times.

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Article Synopsis
  • This study compares COVID-19 outcomes in patients with a history of cancer to those without, using data from five hospitals in North London.
  • The research involved matching cancer patients to non-cancer patients based on age, gender, and other health conditions, with findings showing similar mortality rates and severe outcomes in both groups.
  • The conclusion suggests that having cancer does not significantly heighten the risk of death or severe complications from COVID-19 compared to patients without cancer.
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Low back pain (LBP) is a common problem encountered by physicians. It is a considerable cause of morbidity and socioeconomic loss and is one of the most expensive musculoskeletal disorders. Conventional treatments include bed rest, analgesics, therapeutic exercises, lumbar or caudal epidural corticosteroids, and surgery.

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Leptomeningeal metastasis (LM) is an uncommon presentation of relapse in breast cancer, which is associated with poor clinical outcomes and poor prognosis. Notably, LM most commonly occurs in breast cancer. The aim of the present review was to investigate the occurrence of LM as the primary presentation of relapse following remission in breast cancer patients and to determine whether specific histological subtypes are predisposed to meningeal metastases.

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Introduction: In developed countries, ovarian cancer is the fourth most common cancer in women. Due to the non-specific symptomatology associated with the disease many patients with ovarian cancer are diagnosed late, which leads to significantly poorer prognosis. Apart from surgery and radiotherapy, a substantial number of ovarian cancer patients will undergo chemotherapy and platinum based agents are the mainstream first-line therapy for this disease.

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The prevalence of global obesity is increasing. Obesity is associated with general cancer-related morbidity and mortality and is a known risk factor for development of specific cancers. A recent large systematic review of 24 studies based on meta-analysis of 11,149 patients with prostate cancer showed a significant correlation between obesity and the risk of advanced prostate cancer.

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Objectives: The aim of this clinical study was to evaluate the reproducibility of quantitative assessment of altered hepatic hemodynamics with dynamic contrast-enhanced ultrasound.

Methods: Fifteen patients with colorectal liver metastases and 5 volunteers were studied. The hepatic artery proper and the portal vein were imaged simultaneously with dynamic contrast-enhanced ultrasound.

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Objectives: This study assessed the potential of quantitative analysis of contrast bolus kinetics to reflect global liver blood flow.

Methods: A dynamic contrast-enhanced ultrasound flow phantom was developed. A peristaltic pump established constant volume flow ranging between 16.

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