Publications by authors named "Victor Chiu"

Article Synopsis
  • * The study analyzed data from 448 patients, revealing Hispanic individuals were diagnosed at younger ages and often presented with more advanced disease compared to their non-Hispanic counterparts.
  • * Despite adjustments for various factors, Hispanic ethnicity remained a strong independent risk factor for poorer survival outcomes, indicating a need to address the specific barriers to care these patients face.
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Background: Glomus tumors are typically benign soft tissue neoplasms that arise in peripheral cutaneous structures. Visceral organ involvement is exceedingly rare.

Case Description: Here we present a case of malignant glomus tumor of the esophagus with pulmonary metastases in a 57-year-old woman presenting with three weeks of progressive dysphagia, epigastric pain, and 35-pound weight loss.

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Background: Tertiary cancer centers offer clinical expertise and multi-modal approaches to treatment alongside the integration of research protocols. Nevertheless, most patients receive their cancer care at community practices. A better understanding of the relationships between tertiary and community practice environments may enhance collaborations and advance patient care.

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First-line treatment of aplastic anemia(AA) and for AA patients ineligible for hematopoietic stem cell transplantation (HSCT) has consisted of antithymocyte globulin (ATG), the calcineurin inhibitor cyclosporine A (CsA), and more recently eltrombopag. However, at our institution, we have successfully substituted another calcineurin inhibitor, tacrolimus, as a part of immunosuppressive threatment (IST) for AA due to more favorable toxicity profile. Since there is limited data on the use of tacrolimus in aplastic anemia, we conducted a retrospective review of twenty patients treated with tacrolimus-based immunosuppressive therapy (IST) as a first- or second-line treatment.

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Telomeres are repetitive DNA sequences that protect the ends of linear chromosomes, and they are maintained by a ribonucleoprotein complex called telomerase. Variants in genes encoding for telomerase components have been associated with a spectrum of disease in the lung, skin, bone marrow, and liver. Mutations in the telomerase reverse transcriptase and telomerase RNA component genes have been observed at a higher prevalence in patients with liver disease compared with the general population; however, the presence of variants in other components of the telomerase complex and their impact on clinical outcomes has not been explored.

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Preclinical animal studies have demonstrated an association between maternal use of tyrosine kinase inhibitors and embryofetal toxicity; yet, multiple clinical case series have reported normal pregnancy outcomes and healthy infants in women on these medications during the course of their pregnancy. We describe a case of a woman with chronic myeloid leukemia who had taken the second-generation tyrosine kinase inhibitor dasatinib during the first 12 weeks of her dichorionic diamniotic twin pregnancy and subsequently delivered two low-birth weight infants, one with severe cardiac malformations and the other without apparent birth abnormalities. To our knowledge, this is the first reported case of fetal cardiovascular defects in an infant born to a woman on dasatinib during a twin pregnancy and supports current recommendations to avoid this medication during pregnancy.

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Objective: The incidental pulmonary embolism (PE) is being identified at an increasing rate because of use of MDCT and presents a management challenge because of a lack of prospective data. Most clinicians treat patients with proximal or segmental incidental PE in the same manner as patients with suspected PE.

Conclusion: The treatment of subsegmental PE may be guided by an assessment of patient symptoms, risk factors for recurrent venous thrombosis, and concomitant deep venous thrombosis.

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Defects in synaptic development and plasticity may lead to autism. Brain-derived neurotrophic factor (BDNF) plays a critical role in synaptogenesis and synaptic plasticity. BDNF is synthesized as a precursor, pro-BDNF, which can be processed into either a truncated form or into mature BDNF.

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Objectives: To determine whether atrial fibrillation (AF) patients with mental health conditions (MHCs) were less likely than AF patients without MHCs to be prescribed warfarin and, if receiving warfarin, to maintain an International Normalized Ratio (INR) within the therapeutic range.

Study Design: Detailed chart review of AF patients using a Veterans Health Administration (VHA) facility in 2003.

Methods: For a random sample of 296 AF patients, records identified clinician-diagnosed MHCs (independent variable) and AF-related care in 2003 (dependent variables), receipt of warfarin, INR values below/above key thresholds, and time spent within the therapeutic range (2.

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Background: There has been considerable focus on the burden of mental illness (including post-traumatic stress disorder, PTSD) in returning Operation Enduring Freedom/Operation Iraqi Freedom (OEF/OIF) veterans, but little attention to the burden of medical illness in those with PTSD.

Objectives: (1) Determine whether the burden of medical illness is higher in women and men OEF/OIF veterans with PTSD than in those with No Mental Health Conditions (MHC). (2) Identify conditions common in those with PTSD.

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Background: In an effort to assess and reduce gender-related quality gaps, the Veterans Health Administration (VHA) has promoted gender-based research. Historically, such appraisals have often relied on secondary databases, with little attention to methodological implications of the fact that VHA provides care to some nonveteran patients.

Objectives: To determine whether conclusions about gender differences in utilization and cost of VHA care change after accounting for veteran status.

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