413 research outputs found

    Primary Lymphoma of the Kidney: Case Report and Review of Literature

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    Lymphomatous involvement of the kidney is often seen as a part of disseminated disease. Characteristics of disease are poor prognosis and survival of less than a year after diagnosis. The primary renal lymphoma is very rare, is usually part of general disease, is difficult to diagnostic, and has a poor prognosis. Noncharacteristic solitary renal masses need to be differentiated from renal cell carcinoma. We present a 73-year-old man with a solitary renal mass treated with partial nephrectomy and histologic diagnosed with a primary lymphoma of the kidney. In the preventive diagnosis, conventional radiology is unsuitable, contrast-enhanced renal ultrasound contributes to the diagnosis, and primary renal biopsy is useful. We reviewed the medical literature and discuss primary renal lymphoma, a rare disease with poor prognosis, whose treatment after postsurgical diagnosis based on chemotherapy with R-CHOP (rituximab plus cyclophosphamide/doxorubicin/vincristine/prednisone)

    Novel psychoactive substances: the pharmacology of stimulants and hallucinogens

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    There are increasing levels of concern relating to the rapidly evolving novel psychoactive substances/NPS and web markets' scenarios. The paper aims at providing an overview of the clinical pharmacological issues related to some of the most popular NPS categories, e.g. stimulants and hallucinogens. NPS intake is typically associated with the imbalance of a complex range of neurotransmitter pathways/receptors, namely: dopamine; cannabinoid/CB1; and 5-HT2A. The intake is almost invariably undetectable with standard screening tests. Hence, it may frequently occur that the acute management of NPS misusers will need to focus on decreasing levels of both self/outward-directed aggression and agitation. Benzodiazepines may be considered as first line treatment. Alternatively, propofol and/or antipsychotics can be administered. Focus will be as well on treatment of possible rhabdomyolysis and hyperthermia. Indeed, future studies should inform better tailored management/treatment strategies

    Efficacy of vitamin E in the conservative treatment of Peyronie's disease: legend or reality? A controlled study of 70 cases

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    The medical treatment is indicated in the development stage of Peyronie’s disease (PD) for at least 1 year after diagnosis and whenever in case of penile pain. This research was conducted to demonstrate the possible effectiveness of vitamin E in PD treatment, whereas in the scientific literature this topic is much discussed. A total of 70 patients (age:26–69 years, mean: 54.1 ± 9.71) diagnosed with PD were enrolled in a conservative treatment. In addition to medical histories and physical examinations all patients underwent the following tests: International Index of Erectile Function (IIEF) questionnaire, penile ultrasound and photographic documentation, pain evaluation by a conventional 10-point pain scale Visual analogue pain scale (VAS). All 70 patients were divided into two different treatment groups: A and B, with different combinations of drugs: A = vitamin E + verapamil (injection + iontophoresis) + blueberries + propolis + topical diclofenac; B = verapamil (injection + iontophoresis) + blueberries + propolis + topical diclofenac. All patients were treated for 6 months after which they underwent the same follow-up tests as performed prior to the treatment. Intergroup analysis revealed statistically significant differences: in the vitamin E group the effective plaque size reduction was 50.2% whereas in the control group the reduction was 35.8% (p = 0.027). In group A the improvement of curvature occurred in 96.6% of the cases whereas in the control group B this occurred in 48.4% (p = 0.0001), moreover, the mean curvature decrease was respectively 12.25° and 6.73° (p = 0.01). IIEF score was significantly improved in group A patients with comorbidities and erectile dysfunction (p = 0.025). Increase in plaque size occurred only in the control group (17.1%) (p = 0.032). We can affirm that vitamin E can help to prevent the progression of PD. This study strongly supports the recommendation that the best approach for treating PD is multimodal therapy

    The FDA “black box” warning on antidepressant suicide risk in young adults: More harm than benefits?

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    The decision made in the year 2004 by the U.S. Food and Drug Administration (FDA) to require a boxed warning on antidepressants regarding the risk of suicidality in young adults still represents a matter of controversy. The FDA warning was grounded on industry-sponsored trials carried one decade ago or earlier. However, within the past decade, an increasing number of reports have questioned the actual validity of the FDA warning, especially considering a decline in the prescription of the antidepressant drugs associated with an increase in the rate of suicidal events among people with severe depression. The present report provides an overview of the FDA black box warning, also documenting two Major Depressive Disorder patients whose refusal to undergo a pharmacological antidepressant treatment possibly led to an increased risk for suicidal behaviors. The concerns raised by the FDA black box warning need to be considered in real-world clinical practice, stating the associated clinical and public health implications

    Characterizing cardiac autonomic dynamics of fear learning in humans

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    Understanding transient dynamics of the autonomic nervous system during fear learning remains a critical step to translate basic research into treatment of fear-related disorders. In humans, it has been demonstrated that fear learning typically elicits transient heart rate deceleration. However, classical analyses of heart rate variability (HRV) fail to disentangle the contribution of parasympathetic and sympathetic systems, and crucially, they are not able to capture phasic changes during fear learning. Here, to gain deeper insight into the physiological underpinnings of fear learning, a novel frequency-domain analysis of heart rate was performed using a short-time Fourier transform, and instantaneous spectral estimates extracted from a point-process modeling algorithm. We tested whether spectral transient components of HRV, used as a noninvasive probe of sympathetic and parasympathetic mechanisms, can dissociate between fear conditioned and neutral stimuli. We found that learned fear elicited a transient heart rate deceleration in anticipation of noxious stimuli. Crucially, results revealed a significant increase in spectral power in the high frequency band when facing the conditioned stimulus, indicating increased parasympathetic (vagal) activity, which distinguished conditioned and neutral stimuli during fear learning. Our findings provide a proximal measure of the involvement of cardiac vagal dynamics into the psychophysiology of fear learning and extinction, thus offering new insights for the characterization of fear in mental health and illness

    Different fracture risk profile in patients treated with anti-osteoporotic drugs in real-life

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    In this retrospective study, we intended to investigate the baseline fracture risk profile in patients who started treatment with different anti-osteoporotic medications. We analyzed retrospectively the fracture risk calculated with DeFRA, a validated FRAX derived tool, in women who started an anti-osteoporotic treatment from 2010 to 2017. We analyzed baseline data of 12,024 post-menopausal women aged over 50 years. Teriparatide initiators had a baseline 10-year risk of major osteoporotic fracture of 82.1% with a Standard Deviation (SD) of 66.5%. Denosumab initiators and zoledronic acid initiators had a greater 10-year baseline risk of fracture (54.3%, SD 46.5% and 47.0%, SD 42.0 respectively) than patients initiated on alendronate (24.9%, SD 34.6%) and patients initiated on risedronate (23.9%, SD 24.1%). Using DeFRA, a FRAX™ derived tool, we showed significantly different fracture risk profiles in women who were started on various therapeutic agents for the treatment of osteoporosis in routine clinical practice

    Association between exposure to fine particulate matter and osteoporosis: a population-based cohort study

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    Long-term environmental air pollution exposure was associated with osteoporosis' risk in a cohort of women at high risk of fracture. Cortical sites seemed to be more susceptible to the exposure's effect

    Why golimumab in the treatment of psoriatic arthritis, ankylosing spondylitis and rheumatoid arthritis?

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    Golimumab is an anti-TNF monoclonal antibody administred subcutaneously once a month and produced with an innovative technology that minimizes immunogenicity. This paper reviews and updates the main studies on the efficacy, safety and pharmacoeconomic aspects of treatment with golimumab of psoriatic arthritis, ankylosing spondylitis and rheumatoid arthritis
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