Publications by authors named "Fahrettin Covut"

Background: Despite improvements in prevention and treatment, severe coronavirus disease 2019 (COVID-19) is associated with high mortality. Phosphoinositide 3-kinase (PI3K) pathways contribute to cytokine and cell-mediated lung inflammation. We conducted a randomized, placebo-controlled, double-blind pilot trial to determine the feasibility, safety, and preliminary activity of duvelisib, a PI3Kδγ inhibitor, for the treatment of COVID-19 critical illness.

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Patients with multiple myeloma (MM) have up to a 20-fold increased risk of venous thromboembolism (VTE) compared with the general population, with most events occurring within the first 6 months of diagnosis. Treatment with immunomodulatory drugs (IMiDs) is a strong risk factor for VTE in MM. In a meta-analysis of 2 large, randomized trials comparing anticoagulant thromboprophylaxis vs placebo in ambulatory patients with cancer at high risk of VTE based on a validated risk score, the risk of VTE decreased without increasing the risk of major bleeding.

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Purpose Of Review: Advances in multiple myeloma therapies have greatly improved outcomes for patients living with the disease, although to date there is yet to be a cure. Cellular and immunotherapies, approved or in development, offer the promise of significantly advancing toward that possibility. The aim of this review is to provide a synopsis and commentary on the current and future states of bispecific agents aimed at harnessing the antineoplastic potential of T-cells in treating and eradicating myeloma.

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Background: Immune checkpoint inhibitors (ICIs) are increasingly used to treat advanced malignancies. However, they are associated with the development of multiple gastrointestinal immune-related adverse events (GI-irAEs). We aimed to evaluate the types and severity of GI-irAEs associated with ICI therapy, to identify potential risk factors for developing GI-irAEs and to determine the relationship of GI-irAEs development to tumor responsiveness and overall survival.

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The IMPEDE VTE score has recently emerged as a novel risk prediction tool for venous thromboembolism (VTE) in multiple myeloma (MM). We retrospectively reviewed 839 patients with newly diagnosed MM between 2010 and 2015 at Cleveland Clinic and included 575 patients in final analysis to validate this score. The c-statistic of the IMPEDE VTE score to predict VTE within 6 months of treatment start was 0·68 (95% CI: 0·61-0·75).

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Article Synopsis
  • The ASA physical status classification system helps predict surgical risk by categorizing patients based on their physiological status.
  • The study aimed to evaluate the safety and efficacy of peroral endoscopic myotomy (POEM) for achalasia in patients classified as lower vs. higher ASA classes.
  • Results showed that although higher ASA class patients were older and more obese, the overall outcomes and treatment success rates were comparable between both groups, suggesting POEM is a safe option for high-risk patients.
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Background: Tocilizumab was approved for chimeric antigen receptor T-cell therapy induced cytokine release syndrome and it may provide clinical benefit for selected COVID-19 patients.

Methods: In this retrospective cohort study, we analyzed hypoxic COVID-19 patients who were consecutively admitted between March 13, 2020 and April 19, 2020. Patients with lung infiltrates and elevated inflammatory markers received a single dose of tocilizumab if no contraindication was present.

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Introduction Primary breast lymphoma (PBL) is a rare malignancy that accounts for less than 0.5% of all breast malignancies. Materials and Methods We retrospectively analyzed 36 PBL patients to report the clinical characteristics and outcomes of patients with indolent and aggressive histologic subtypes.

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Introduction Ehlers-Danlos syndrome (EDS), specifically the hypermobility type (hEDS), is associated with a variety of gastrointestinal (GI) conditions. This study aims to evaluate the prevalence of and factors associated with gut dysmotility in patients with hEDS. Methods This is a retrospective study of hEDS patients conducted at the Cleveland Clinic's Center for Personalized Genetic Healthcare between January 2007 and December 2017.

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Article Synopsis
  • The study examines chronic intestinal failure (CIF) and its underlying causes, focusing on patients who required long-term parenteral support (PS) at the Cleveland Clinic from 2000 to 2017.
  • In the analysis of 350 patients, Crohn's disease was the most common cause, while graft-versus-host disease appeared less frequently after 2010.
  • Key predictors for needing long-term PS included the absence of the ileocecal valve and ischemic bowel disease, highlighting their significance in patient outcomes.
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Background And Aim: The United Kingdom-primary biliary cholangitis (UK-PBC) and global primary biliary cholangitis group (GLOBE) prognostic models have been recently developed to predict long-term outcomes in primary biliary cholangitis (PBC). However, these predictive scores have not yet been well evaluated in the U.S.

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  • The study investigates the influence of probiotics on intestinal failure-associated liver disease (IFALD) in patients receiving home parenteral nutrition (HPN) or intravenous fluids (HIVFs).
  • A total of 282 patients were reviewed, revealing that 27.7% used probiotics, with lower IFALD prevalence in this group (35.9% vs. 54.4% without probiotics).
  • The findings highlight that small bowel length (10-90 cm) and HPN use significantly impacted IFALD, while probiotic use did not show a notable difference in prevalence.
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Background: Clostridium difficile infection (CDI) is one of the leading causes of health-care-associated infections in the USA. There are limited data available regarding CDI in hospitalized patients with inflammatory bowel disease-related ileal pouch.

Aims: This study aimed to evaluate the demographics, clinical features, risk factors, and admission outcomes among hospitalized patients with CDI-related pouchitis (CDP).

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Docetaxel-induced hand-foot syndrome (HFS) at low doses is a very rare side effect that usually occurs in a dose-dependent manner. HFS can be managed with conservative measures and may need chemotherapy discontinuation. In this report we present a case of HFS in a breast cancer patient after one dose of docetaxel.

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Waldenström's macroglobulinemia (WM) and multiple myeloma (MM) are two distinct forms of mature hematologic B-cell malignancies. A missense somatic mutation in MYD88 gene (MYD88L265P) has been found in hematologic B-cell malignancies. The simultaneous presentation of Waldenström's macroglobulinemia and MYD88 mutation with multiple myeloma in the same patient is very rare and only a few cases have been reported in the literature.

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Lenalidomide (LEN) is commonly used as part of induction therapy in transplant-eligible patients with multiple myeloma. However, LEN use is associated with increased chance of peripheral blood stem cell (PBSC) collection failure. This has led to early collection in patients receiving induction with LEN-containing regimens, and the use of mobilization agents such as plerixafor.

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Paranasal sinus lymphoma (PNL) is a rare presentation of extranodal non-Hodgkin lymphoma (NHL) with a natural history different from other types of lymphoma. The maxillary sinus is the most common paranasal sinus involved in NHL. Involvement of the central nervous system (CNS) is a rare complication of PNL.

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