Publications by authors named "Torfoss D"

Introduction: In a recent interventional study of cancer patients with newly diagnosed venous thrombosis (VT), we found a high risk of arterial thrombotic events (AT) during treatment with therapeutic doses of apixaban.

Methods: Total 298 cancer patients with VT received apixaban as treatment and secondary prophylaxis for up to 36 months. AT was registered as a serious adverse event, and this is a post hoc analysis of risk factors for AT.

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Venous thromboembolism is a common complication of cancer. The prevalence varies according to cancer type and increases proportionally with the stage of cancer. In the past 15-20 years, low molecular weight heparin has been recommended as the first-line treatment.

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Background: There are no data on the effect of low-dose anticoagulation as secondary prophylaxis for venous thromboembolism (VTE) in cancer patients. We assessed the efficacy and safety of low-dose apixaban for 30 months, after initial 6 months of full-dose treatment.

Methods: We included 298 patients with cancer and any type of VTE in a single arm interventional clinical trial.

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Introduction: The direct oral anti-coagulants (DOAC) edoxaban and rivaroxaban are suggested treatment alternatives for cancer-associated venous thromboembolism (VTE) together with low molecular-weight heparins. New studies indicate that the DOAC apixaban also is an option for cancer-associated VTE. The current study assessed recurrent VTE, arterial thrombosis, bleedings and adverse events in a cohort of apixaban treated cancer patients with VTE.

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Objectives: In Norway, initial treatment of febrile neutropenia (FN) has traditionally been benzylpenicillin plus an aminoglycoside. Internationally, FN is often treated with a broad-spectrum β-lactam antibiotic. We aimed to compare these two regimens in a prospective, randomized, trial in patients with lymphoma or leukaemia with an expected period of neutropenia ≥7 days, and a suspected bacterial infection.

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Reduced-intensity conditioning (RIC) allo-SCT is a potentially curative treatment approach for patients with relapsed Hodgkin's or non-Hodgkin's lymphoma. In the present study, 37 patients underwent RIC allo-SCT after induction treatment with EPOCH-F(R) using a novel form of dual-agent immunosuppression for GVHD prophylaxis with CsA and sirolimus. With a median follow-up of 28 months among survivors, the probability for OS at 3 and 5 years was 56%.

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Background: The occurrence of antibiotic resistance and the use of broad-spectrum antibiotics are relatively low in Norway. The national recommendation in febrile neutropenia (FN) is prompt initial therapy with penicillin G plus an aminoglycoside. We sought to evaluate the evidence behind this recommendation.

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Cancer patients are often encouraged to receive seasonal influenza vaccination. The monoclonal antibody rituximab is widely used in treatment of non-Hodgkin lymphoma. This results in a prolonged depletion of normal B cells, which might impair humoral responses.

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We evaluated inflammatory markers in febrile neutropenic lymphoma patients undergoing high-dose chemotherapy with autologous stem cell support. Based on MASCC scores, our patients had a low risk of serious complications and a perspective of a benign initial clinical course of the febrile neutropenia. We also studied the impact of tobramycin given once versus three times daily on these immune markers.

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Objectives: Listeria monocytogenes is a foodborne pathogen with a high mortality rate. We report a large, nosocomial outbreak of Listeria monocytogenes infection.

Methods: Patients with L.

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Background: Fever in patients with neutropenia may indicate a serious/lethal underlying bacterial sepsis. In Norway, penicillin G in combination with an aminoglycoside is the therapy of choice for this indication. In most countries, empiric monotherapy starts with a broadspectrum betalactam antibiotic.

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Objectives: Penicillin G with an aminoglycoside is the standard initial empirical treatment in febrile neutropenia in Norway. It has been argued that giving the aminoglycoside once daily to neutropenic patients with Gram-negative bacteraemia may be hazardous when penicillin G is the beta-lactam antibiotic. We questioned this argument and hypothesized that tobramycin once daily was as efficacious as three times daily.

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We report six cases of Pneumocystis jirovecii pneumonia (PCP) verified by immunoflourescence/polymerase chain reaction of bronchoalveolar fluid among 46 lymphoma patients (13%) who received rituximab-CHOEP-14 at our institution. PCP prophylaxis should be standard management for this group of patients and also considered for patients treated with rituximab-CHOP-14, CHOP-14 or CHOEP-14.

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The study evaluates the clinical and microbiological data from patients with documented invasive fungal infections at a comprehensive cancer centre in Norway. Relevant microbiology and pathology databases were screened and medical records were reviewed. 17 yeast infections, including 1 case of cryptococcal meningitis, and no mould infections were found.

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Background: Cryptococcus neoformans causes systemic disease in patients with immunodeficiency. The incidence of cryptococcal meningitis has increased in parallel with that of HIV infection. Cancer is also a known predisposing factor.

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Small turtles are asymptomatic carriers of Salmonella. Infants are particularly at risk of clinical infection. We describe an eight months old boy who became sick with Salmonella.

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The prevalence of resistant enterococci varies geographically. In the present study we looked at the carrier rate of resistant enterococci in the hematology and gastrointestinal surgery units of a tertiary care hospital in Norway. Anal swabs were taken from all 82 hospitalized patients on 4 different dates, at least 4 weeks apart, in 1995.

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Two cases of young healthy males presenting with cardiac tamponade and developing clinical adrenal insufficiency within a few weeks are described. On presentation they had a brisk inflammatory response with complement activation. Both had signs of subclinical hepatitis, and both have later shown evidence of thyroid involvement.

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