Publications by authors named "al-Sabbagh A"

Introduction: Chronic myeloid leukemia (CML) is a myeloproliferative neoplasm characterized by the Philadelphia chromosome and uncontrolled granulocyte production. While autoimmune hemolytic anemia (AIHA) is commonly associated with lymphoproliferative disorders such as chronic lymphocytic leukemia, its occurrence in CML is rare, with only a few documented cases. Here, we report a case of concurrent chronic-phase CML and AIHA.

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Objectives: This study aimed to characterize the demographic and clinical features of patients with renal cell carcinoma (RCC) post-surgery for localized or locally advanced disease in a national Danish cohort, with a specific focus on describing recurrence patterns in a subgroup aligned with the adjuvant KEYNOTE-564 trial classification.

Methods: This was a retrospective analysis of the Danish Renal Cancer (DaRenCa) database. Eligible subjects were individuals with an RCC diagnosis between January 2014 and December 2017 who subsequently underwent radical or partial nephrectomy.

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Levodopa/carbidopa remains the gold standard for treating Parkinson disease (PD), but chronic pulsatile administration contributes to motor complications. This Phase 1 study used a new immediate-release (IR) formulation of carbidopa/levodopa 25/100 mg that is functionally scored for easy and precise splitting to evaluate the effects on levodopa plasma variability when smaller doses are taken more frequently. These functionally scored tablets were shown to be bioequivalent to carbidopa/levodopa 25-/100-mg IR generic reference tablets.

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Background: Congenital mesoblastic nephroma is the most common renal tumor in children under the age of 6 months, comprising 3-10% of all kidney tumors in children. It is a rare and mostly benign tumor. It divides into cellular, classic, and mixed subtypes.

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Key Clinical Message: Ectopic pituitary adenoma is a rare neoplasm located in the clivus and could mimic other clival tumors. Diagnosis and treatment could be challenging. It should be considered in the differential diagnosis of clival tumors.

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Fibroids are benign neoplasms that are primarily found in the uterus. Fibroids can rarely be found in the vagina-most commonly arising from the anterior wall. Generally, the vagina is an unusual location for tumors.

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This study aims to assess the value of FLT-PET as a non-invasive tool to differentiate between patients with ET and Pre-PMF. This study is a pilot study to have a proof of concept only. This is a prospective, interventional study where a total of 12 patients were included.

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Introduction: Haemophilia patients with inhibitors often require a bypassing agent (BPA) for bleeding episode management. Eptacog beta (EB) is a new FDA-approved recombinant activated human factor VII BPA for the treatment and control of bleeding in haemophilia A or B patients with inhibitors (≥12 years of age). We describe here the EB safety profile from the three prospective Phase 3 clinical trials performed to date.

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Introduction: Surgical procedures in persons with haemophilia A or B with inhibitors (PwHABI) require the use of bypassing agents (BPA) and carry a high risk of complications. Historically, only two BPAs have been available; these are reported to have variable responses.

Aim: To prospectively evaluate the efficacy and safety of a new bypassing agent, human recombinant factor VIIa (eptacog beta) in elective surgical procedures in PwHABI in a phase 3 clinical trial, PERSEPT 3.

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Background: Guided Reciprocal Peer Questioning Strategy (GRPQS) restructures the classroom context from a passive into an engaging environment, where the students are empowered to actively participating in their learning process.

Objective: To investigate the impact of GRPQS on the pediatric nursing students' self-esteem and metacognitive awareness.

Design: A Quasi-experimental, pre-posttest, two groups research was carried out at University of Bahrain.

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T-acute lymphoblastic leukemia/lymphoblastic lymphoma (T-ALL/LBL) is rare and aggressive leukemia. Philadelphia chromosome positive (Ph+) is the most common cytogenetic abnormality in chronic myeloid leukemia (CML) and B-acute lymphoblastic leukemia (B-ALL). Ph+ T-ALL is exceeding rare and has a therapeutic and prognostic significance.

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Background: Plasma cell neoplasms can show aberrant expression of different lineage-related antigens; however, co-expression of T-cell-associated markers on malignant plasma cells is extremely rare.

Material And Methods: This report describes clinicopathologic characteristics of three myeloma patients with emergent plasmablastic morphology and aberrant acquisition of T-cell-associated markers diagnosed in our center. An extensive literature search for similar cases was conducted, and the relevant pathologic, clinical, and prognostic characteristics were summarized.

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Gamma-delta (γδ) T-cell lymphomas are very rare and aggressive neoplasms. We describe here a challenging case of γδ T-cell neoplasm composed of γδ mature T-cells and γδ precursor T-cells with marked eosinophilia that is inapplicable to the current 2016 World Health Organization (WHO) classification. A 3-year-old female child who was presented with fever and marked leukocytosis.

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Introduction: Lymphoid enhancer-binding factor 1 (LEF-1) overexpression has been recently remarkably reported in chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL) and has shown utility in distinguishing CLL/SLL from other B-cell lymphomas. CLL has a well-defined immunophenotype, yet, some cases of CLL demonstrate atypical morphology/ phenotype reflected by low Matutes score (atypical CLL). Till date, LEF1 expression has not been systematically studied in cases of CLL with atypical features.

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Lymphomas are presently categorized according to their origin from B or T lymphocytes. The co-expression of CD3 in B-cell lymphomas or CD20 in T-cell lymphomas has been rarely reported. Immature and less often mature lymphomas may incorporate the rearrangements of both B- and T-cell antigen receptor genes (dual genotype or bigenotype).

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Introduction: In the era of routine use of positron emission tomography/computed tomography (PET/CT) for staging, it is not yet clear whether PET/CT can replace bone marrow biopsy for the assessment of bone marrow involvement in large B-cell lymphoma.

Objectives: To compare the clinical utility of bone marrow biopsy and PET/CT scanning in the staging of large B-cell lymphoma.

Methods: This was a retrospective analysis of all patients who presented to single center over a 4-year period with large B-cell lymphoma who had concurrent PET/CT and bone marrow biopsy performed in the assessment and staging of the lymphoma.

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Pleural effusion is a rare presentation of plasma cell myeloma, occurring in around 6% of patients during the course of their disease, most commonly as a consequence of a concurrent disease process like heart failure secondary to amyloid deposition. Direct infiltration of the pleural fluid by malignant cells leading to myelomatous pleural effusion is a rare mechanism occurring in less than 1% of patients with plasma cell myeloma, and it is associated with a worse prognosis. There are few case reports of myelomatous pleural effusion as an initial presentation of multiple myeloma.

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The current study retrospectively evaluated cytogenetic profiles, various prognostic factors, and survival outcomes in 128 acute myeloid leukemia (AML) patients (14 ≤ age ≤ 70 years) admitted to the National Center for Cancer Care and Research (NCCCR), Hamad Medical Corporation, Doha, Qatar, between January 2010 and December 2016. The median age at diagnosis was 43 years, and 80% were less than 60 years old; 75% of patients were male. Cytogenetic analysis was integrated into the World Health Organization 2008 classification and showed that the percentages of normal and abnormal karyotypes were similar, accounting for 48.

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BACKGROUND Single or multiple cell line dysplasia is a characteristic feature of myelodysplastic syndrome. However, significant dysgranulopoiesis is not a feature of chronic myeloid leukemia (CML). Systemic mastocytosis (SM) with an associated hematologic neoplasm (SM-AHN) comprises 5% to 40% of cases of SM.

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BACKGROUND Plasma cell myeloma is a neoplastic plasma cell disorder that usually presents after the fifth decade of life; it is rarely described in younger population especially under 30 years of age. However, there are conflicting reports in the literature about the clinical behavior and overall survival in younger age groups. In approximately 2% of plasma cell myeloma, the morphology of the neoplastic cells is highly pleomorphic, quite anaplastic, and may resemble metastatic tumor cells.

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BACKGROUND Chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL) and mantle cell lymphoma (MCL) both have a common origin arising from mature CD5+ B-lymphocytes. Their distinction is crucial since MCL is a considerably more aggressive disease. Composite lymphoma consisting of CLL/SLL and MCL has been rarely reported.

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Background: Mast cell leukaemia is a unique disease among hematopoietic neoplasms, being one of the rarest leukaemia subtypes. In addition, its prompt diagnosis is usually challenging. This is due to its heterogeneity in clinical presentations and cytomorphological and immunophenotypical features together with potential associations with other hematologic neoplasms which can complicate the condition and delay accurate diagnosis.

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Improving communication between health-care professionals is essential for patient safety. This article outlines a quality improvement project carried out to improve the quality of medical handover on a paediatric ward. The project incorporated the use of the SBAR (situation, background, assessment, recommendation) tool and use of a job book to highlight outstanding jobs in the daily handover.

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This quality improvement project helped streamline the process of newborn and infant physical examinations on maternity inpatient ward and improved patient journey and workforce satisfaction.

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