Publications by authors named "Imran Siddiqi"

Context.—: The co-occurrence of plasma cell neoplasm (PCN) and lymphoplasmacytic lymphoma (LPL) is rare, and their clonal relationship remains unclear.

Objective.

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Objectives: A microfluidic flow cytometer-based point-of-care (POC) analyzer was validated against an in-laboratory hematology analyzer (Sysmex XN Automated Hematology System). Concordance on a full complete blood cell count (CBC) with 5-part differential, as performed by operators with no prior clinical laboratory experience, was evaluated.

Methods: We prospectively collected 376 venous blood specimens (376) from individuals with self-reported medical conditions and from apparently healthy individuals.

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Philadelphia chromosome (Ph)-like acute lymphoblastic leukaemia (ALL) is a high-risk subtype with a gene expression profile similar to Ph-positive ALL, due to activation of tyrosine kinase signalling. To understand the clinical implications of Ph-like ALL, this single-centre retrospective study evaluates outcomes in 268 adults, largely Hispanic ALL patients treated between 2013 and 2024, with a subgroup analysis of 139 haematopoietic stem cell transplantation (HSCT) patients. ALL subtypes included 68 (25.

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  • * There is a growing need for enhanced treatment strategies, incorporating multidisciplinary approaches and tailored care for individual patients.
  • * This review highlights recent studies on various treatment options for spinal metastases, exploring advanced techniques like minimally invasive surgery, radiation therapies, and the roles of artificial intelligence and next-generation sequencing in patient care.
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  • A new method for studying protein interactions called improved Bimolecular Fluorescence Complementation (BiFC) has been developed, focusing on better detection of protein expression levels.
  • This method uses a bicistronic system that links the protein of interest with a fluorescent marker through a self-cleaving peptide, allowing for more accurate identification of interactions.
  • Interestingly, the study also reveals that a previously identified non-interacting protein pair is actually interacting when observed in live cells, demonstrating the method's effectiveness.
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  • Neurovascular compression syndromes (NVCS), including conditions like trigeminal neuralgia and hemifacial spasm, cause significant pain and impact quality of life due to abnormal pressure on cranial nerves.
  • This study aimed to examine how different endovascular stents affect pulsatile blood flow in a lab setting, potentially offering new treatment options for NVCS.
  • The results indicated that the Pipeline 5x35 mm stent effectively reduced key blood flow metrics, showing promise for altering flow dynamics while two other stents also reduced hemodynamic parameters, suggesting they could be beneficial for NVCS treatment.
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  • Hematopoietic stem cell transplantation (HSCT) is a key treatment for high-risk acute lymphocytic leukemia (ALL), but finding suitable HLA-matched donors can be challenging, especially in Hispanic patients.
  • A study of 88 adult Hispanic B-cell ALL patients revealed that using matched sibling donors (MSD) led to worse relapse and survival rates compared to haploidentical donors, while matched unrelated donors (MUD) showed no significant difference.
  • The findings emphasize the need for careful donor selection, as outcomes were better with younger haploidentical donors, indicating a potential strategy to enhance treatment success in this population.
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Objectives: To discuss VEXAS (vacuoles, E1 enzyme, X-linked, autoinflammatory, somatic) syndrome, including the clinical and pathologic features, diagnostic challenges, and treatment options.

Methods: A case-based approach and pertinent literature review were used to highlight the features of VEXAS syndrome, describe how to make the diagnosis, and discuss available therapies.

Results: VEXAS syndrome is an adult-onset, progressive systemic inflammatory disorder with overlapping rheumatologic and hematologic manifestations, including an increased risk of myelodysplastic neoplasms and plasma cell neoplasms.

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Context.—: BCR::ABL-negative myeloproliferative neoplasm (MPN) has a prolonged clinical course, and some cases eventually undergo transformation to blast phase; its pathogenesis remains to be elucidated.

Objective.

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Aldehydes, being an integral part of carbon metabolism, energy generation, and signalling pathways, are ingrained in plant physiology. Land plants have developed intricate metabolic pathways which involve production of reactive aldehydes and its detoxification to survive harsh terrestrial environments. Here, we show that physiologically produced aldehydes, i.

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Background: Infection associated with extraventricular drain (EVD)-related procedures is well known.

Objective: To investigate the impact of our institution's EVD care bundle on the infection rates associated with EVD-related procedures.

Methods: A retrospective study was conducted from June 2022 to June 2023 to compare the infection rate six months before and six months after the implantation of the EVD care bundle.

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  • Detection of measurable residual disease (MRD) is crucial for predicting relapse and guiding treatment in adults with acute lymphoblastic leukemia (ALL), with next-generation sequencing (NGS) providing better sensitivity than traditional methods.
  • This study compared MRD detection between NGS and flow cytometry (MFC) in 52 adult patients, finding that NGS was a more accurate predictor of relapse risk post-treatment.
  • Results indicated that NGS could identify patients at higher risk of relapse, especially those initially deemed MRD negative by MFC, highlighting its potential to optimize adjuvant therapy decisions.
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Meningiomas are the most prevalent tumors within the central nervous system, with most exhibiting benign characteristics. While they are often discovered incidentally, their growth can lead to symptoms such as headaches, visual changes, dizziness, and seizures. Intratumoral hemorrhage (ITH) within meningiomas is a rare occurrence.

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  • ACoA aneurysms are the most common type of intracranial aneurysm, and treatment is based on factors like size and whether they've ruptured.
  • Treatment options typically include endovascular securement or surgical clipping, with various surgical approaches, including pterional craniotomy.
  • A case study of a 48-year-old woman with a ruptured aneurysm illustrates a successful clipping performed from a right-sided approach, emphasizing the importance of proper exposure and techniques for visualizing critical brain structures.
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Background and objective Electromagnetic fields (EMFs) stemming from neural circuits have been evaluated in healthy human subjects by using non-invasive induction sensor technologies with adjunctive shielding constrained to a helmet constructed of Mu-metal and copper mesh. These EMF measurements have been analyzed and discerned to alter physiological states of movement, thoughts of movement, emotional thoughts, and planned activities. However, these technologies have not yet been investigated as a diagnostic tool in patients with cranial neurological pathology to evaluate differences in patterns in the pathologic state compared to healthy controls.

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Purpose: Our preclinical studies showed that the oncolytic reovirus formulation pelareorep (PELA) has significant immunomodulatory anti-myeloma activity. We conducted an investigator-initiated clinical trial to evaluate PELA in combination with dexamethasone (Dex) and bortezomib (BZ) and define the tumor immune microenvironment (TiME) in patients with multiple myeloma treated with this regimen.

Patients And Methods: Patients with relapsed/refractory multiple myeloma (n = 14) were enrolled in a phase Ib clinical trial (ClinicalTrials.

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  • Renal cell carcinoma (RCC) is a common cancer, with clear cell RCC (ccRCC) being the most prevalent subtype, and understanding its tumor immune microenvironment (TIME) is crucial for treatment decisions.
  • This study explores using radiomics from CT scans as a noninvasive way to assess CD68 tumor-associated macrophages (TAMs), which are important in ccRCC's TIME, instead of traditional time-consuming tissue-based methods.
  • The research yielded promising results, with models achieving good accuracy in predicting TAM population and clustering, indicating that CT-derived imaging markers could enhance patient monitoring and inform targeted therapies for ccRCC.
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This paper presents a comprehensive review of the extant literature from 1980 through 2023 on the role and utility of Electromagnetic Fields (EMF) in the treatment of brain trauma and brain neuropathology resulting from disease. Brain trauma resulting from accident, injury and disease is a significant contributor to short and long-term morbidity, as well as a leading cause of mortality globally. To date, limited effective treatments strategies exist, and are focused primarily on symptom relief, not restoring primary preinjury function and structure.

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Plants have two endosymbiotic organelles originated from two bacterial ancestors. The transition from an independent bacterium to a successful organelle would have required extensive rewiring of biochemical networks for its integration with archaeal host. Here, using as a model system, we show that plant D-aminoacyl-tRNA deacylase 1 (DTD1), of bacterial origin, is detrimental to organellar protein synthesis owing to its changed tRNA recognition code.

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  • Severe traumatic brain injury (sTBI) remains a significant health issue, with ongoing challenges in improving clinical outcomes despite advancements in understanding the injury's underlying mechanisms.
  • A study analyzing 140 patients admitted with a low Glasgow Coma Scale (GCS) showed significant differences in changes to GCS, modified Rankin Scale (mRS), and Glasgow Outcome Scale (GOS) between those treated under neurosurgery versus other surgical services.
  • The findings suggest that care from trained neurosurgeons significantly lowers mortality rates (27% vs. 51%), indicating that specialized neurosurgical management is crucial for patients suffering from isolated head injuries in the intensive care setting.
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