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225 result(s) for "Pennisi, M."
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Predictors of failure of noninvasive positive pressure ventilation in patients with acute hypoxemic respiratory failure: a multi-center study
In patients with hypoxemic acute respiratory failure (ARF), randomized studies have shown noninvasive positive pressure ventilation (NPPV) to be associated with lower rates of endotracheal intubation. In these patients, predictors of NPPV failure are not well characterized. To investigate variables predictive of NPPV failure in patients with hypoxemic ARF. Prospective, multicenter cohort study. Eight Intensive Care Units (ICU) in Europe and USA. Of 5,847 patients admitted between October 1996 and December 1998, 2,770 met criteria for hypoxemic ARF. Of these, 2,416 were already intubated and 354 were eligible for the study. NPPV failed in 30% (108/354) of patients. The highest intubation rate was observed in patients with ARDS (51%) or community-acquired pneumonia (50%). The lowest intubation rate was observed in patients with cardiogenic pulmonary edema (10%) and pulmonary contusion (18%). Multivariate analysis identified age > 40 years (OR 1.72, 95% CI 0.92-3.23), a simplified acute physiologic score (SAPS II) > or = 35 (OR 1.81, 95% CI 1.07-3.06), the presence of ARDS or community-acquired pneumonia (OR 3.75, 95% CI 2.25-6.24), and a PaO2:FiO2 < or = 146 after 1 h of NPPV (OR 2.51, 95% CI 1.45-4.35) as factors independently associated with failure of NPPV. Patients requiring intubation had a longer duration of ICU stay ( P < 0.001), higher rates of ventilator-associated pneumonia and septic complications ( P < 0.001), and a higher ICU mortality ( P < 0.001). In hypoxemic ARF, NPPV can be successful in selected populations. When patients have a higher severity score, an older age, ARDS or pneumonia, or fail to improve after 1 h of treatment, the risk of failure is higher.
Synthesis, characterization and photocatalytic properties of nanostructured lanthanide doped β-NaYF4/TiO2 composite films
The photocatalytic approach is known to be one of the most promising advanced oxidation processes for the tertiary treatment of polluted water. In this paper, β-NaYF 4 /TiO 2 composite films have been synthetized through a novel sol–gel/spin-coating approach using a mixture of β-diketonate complexes of Na and Y, and Yb 3+ , Tm 3+ , Gd 3+ , Eu 3+ as doping ions, together with the TiO 2 P25 nanoparticles. The herein pioneering approach represents an easy, straightforward and industrially appealing method for the fabrication of doped β-NaYF 4 /TiO 2 composites. The effect of the doped β-NaYF 4 phase on the photocatalytic activity of TiO 2 for the degradation of methylene blue (MB) has been deeply investigated. In particular, the upconverting TiO 2 /β-NaYF 4 : 20%Yb, 2% Gd, x% Tm (x = 0.5 and 1%) and the downshifting TiO 2 /β-NaYF 4 : 10% Eu composite films have been tested on MB degradation both under UV and visible light irradiation. An improvement up to 42.4% in the degradation of MB has been observed for the TiO 2 /β-NaYF 4 : 10% Eu system after 240 min of UV irradiation.
CD3+ graft cell count influence on chronic GVHD in haploidentical allogeneic transplantation using post-transplant cyclophosphamide
The effects of graft or donor characteristics in haploidentical hematopoietic cell transplantation (HCT) using post-transplant cyclophosphamide (PT-Cy) are largely unknown. In this multicenter retrospective study we analyzed the correlations between graft cell composition (CD34+, CD3+) and donor features on transplant outcomes in 234 patients who underwent HCT between 2010 and 2016. On multivariate analysis, the use of peripheral blood stem cells (PBSC) was associated with an increased incidence of grade 2–4 acute GVHD [HR 1.94, 95% confidence Interval (CI) = 1.01–3.98, p  = 0.05]. An elevated CD3+ graft content was associated with an increased incidence of all-grade chronic GVHD [HR 1.36 (95% CI = 1.06–1.74), p  = 0.01]. This effect was confirmed only for the PBSC graft group. A higher CD34+ graft content had a protective role on non-relapse mortality [HR 0.78 (95% CI = 0.62–0.96), p  = 0.02] but this was confirmed only for the bone marrow (BM)-derived graft cohort. Donor characteristics did not influence any outcomes. GVHD prophylaxis should be modulated accordingly to CD3+ graft content, especially when a PBSC graft is used. These results need further validation in prospective trials.
Erectile dysfunction in 1050 men following extended (18 cores) vs saturation (28 cores) vs saturation plus MRI-targeted prostate biopsy (32 cores)
Erectile dysfunction (ED) following transperineal prostate biopsy (TPB) was prospectively evaluated. From January 2011 to January 2014, 1050 patients were submitted to TPB: 18 core (extended TPB) in 610 cases, 28 core (saturation TPB) in 360 cases and 32 core (saturation plus magnetic resonance imaging (MRI) targeted TPB) in 210 cases. The indications for biopsy were increasing prostate-specific antigen (PSA) or PSA>10 ng ml −1 . All patients were prospectively evaluated with the 5-item version of the International Index of Erectile Function (IIEF-5) at time zero and at 1, 3 and 6 months from TPB. Prostate cancer was diagnosed in 385/1050 (36.6%) patients; 560 men (350 vs 110 vs 100) having benign histology and normal sexual activity also completed the study. Overall, IEEF-5 score at time zero and at 1, 3 and 6 months did not significantly worsen ( P >0.05); in detail, at 1 month from biopsy 15 extended TPB (4.2%) vs 7 saturation TPB (6.4%) vs 7 saturation plus MRI targeted TPB (7%) men referred mild ED that disappeared after 3 months. Irrespective of method (18 vs 28 vs 32 core) TPB did not significantly worsen erectile function at 3–6 months from the procedure.
Shiatsu as an adjuvant therapy for depression in patients with Alzheimer’s disease: A pilot study
•We first evaluated the effect of Shiatsu in depressed patients with Alzheimer’s disease (AD).•Shiatsu significantly reduced depression in a sample of mild-to-moderate AD patients.•Neuroendocrine-mediated effect of Shiatsu may modulate mood and affect neural circuits. Among the complementary and alternative medicine, Shiatsu might represent a feasible option for depression in Alzheimer’s disease (AD). We evaluated Shiatsu on mood, cognition, and functional independence in patients undergoing physical activity. Single-blind randomized controlled study. Dedicated Community Center for patients with AD. AD patients with depression were randomly assigned to the “active group” (Shiatsu + physical activity) or the “control group” (physical activity alone). Shiatsu was performed by the same therapist once a week for ten months. Global cognitive functioning (Mini Mental State Examination – MMSE), depressive symptoms (Geriatric Depression Scale – GDS), and functional status (Activity of Daily Living – ADL, Instrumental ADL – IADL) were assessed before and after the intervention. We found a within-group improvement of MMSE, ADL, and GDS in the active group. However, the analysis of differences before and after the interventions showed a statistically significant decrease of GDS score only in the active group. The combination of Shiatsu and physical activity improved depression in AD patients compared to physical activity alone. The pathomechanism might involve neuroendocrine-mediated effects of Shiatsu on neural circuits implicated in mood and affect regulation.
Contribution of water geochemistry and isotopes (δ18O, δ2H, 3H, 87Sr/86Sr and δ11B) to the study of groundwater flow properties and underlying bedrock structures of a deep landslide
A comprehensive understanding of bedrock lithology and groundwater circulation is necessary to identify areas prone to landslide initiation and reactivation. This necessity is particularly required in the case of outcroppings of weak rocks such as gypsum that, due to their high solubility and low mechanical strength, can promote slope deformation with the development of caves and collapses. In the Upper Secchia River Valley, where gypsum outcrops extensively and is covered by landslide deposits, an accurate identification of the gypsum outcrops and their distribution is needed to reduce the damage to urbanized slopes. In this paper, a hydrologic and geochemical approach is used in the Montecagno landslide to identify the origin, flow paths and transit time of groundwater circulating inside the landslide body and to identify gypsum deposits and their distribution in the bedrock. The results of groundwater-level monitoring, δ18O-δ2H and 3H isotope analyses and FLOWPC modelling suggest a local and recent origin of the groundwater hosted in shallow flow paths inside the landslide. Chemical and isotope (87Sr/86Sr, δ11B) analyses offer evidence of the presence inside the landslide of small blocks of gypsum that, due to their dimensions, probably have a minor influence on landslide stability. This research demonstrates that the methodology used can provide satisfactory information about bedrock structures and their hydrological aspects.
Clinical Presentation and Outcome of Geriatric Depression in Subcortical Ischemic Vascular Disease
Background: Vascular damage of frontal-subcortical circuits involved in mood regulation and cognition might be the main contributor to the pathogenesis of late-life depression, and it is linked to poor response to treatment. Objective: To investigate the relationship between executive dysfunction and outcome of depressive symptoms among elderly patients with subcortical ischemic vascular disease. Methods: Ninety-two elderly patients with white matter lesions (WMLs) or lacunar infarcts (LAs) on brain MRI and depressive symptomatology were consecutively recruited. Depression was rated with the Hamilton Depression Rating Scale (HDRS). Evaluation of executive functions by means of the Stroop color-word test was performed at entry of the study, and WMLs were categorized into mild, moderate or severe. Mood was reevaluated by means of HDRS after the 12th week of pharmacological treatment. Results: Psychomotor retardation, difficulties at work, apathy, and lack of insight were the predominant symptoms. Fifty-six patients (62.8%) had a neuroradiological picture of WMLs, while the remaining 33 (37.1%) had LAs. Executive dysfunctions significantly and independently predict poor outcome of depressive symptoms. Patients with the severest WMLs showed not only a greater executive dysfunction, but also a minor response to antidepressant treatment. Conclusion: This study supports the vascular depression hypothesis. WMLs are of crucial clinical relevance as they are linked with cognitive symptoms and poor antidepressant outcome.
Allogeneic stem cell transplantation and subsequent treatments as a comprehensive strategy for long-term survival of multiple myeloma patients
We evaluated 71 patients treated with allogeneic hematopoietic cell transplantation (allo-HCT) for multiple myeloma (MM). Forty-three patients (61%) received allo-HCT after the first line of therapy. Fifty-eight patients (82%) had chemosensitive disease at the time of allo-HCT. A HLA-matched related or unrelated donor was available for 68 patients (96%). Non-myeloablative or reduced-intensity conditioning regimen and peripheral blood hematopoietic cells as a graft source were used in most patients. The cumulative incidence of grade II–IV acute GVHD at day +100 and chronic GVHD at 5 years was 13% (95% CI 7–23%) and 35% (95% CI 24–46), respectively. Non-relapse mortality and relapse/progression incidence at 5 years were 12% (95% CI 5–23) and 65% (95% CI 49–76), respectively. With a median follow-up in survivors of 100 months (range 16–186), the 5-year PFS and OS were 39% (95% CI 27–52) and 60% (95% CI 55–77), respectively. On multivariate analysis: age >55 years was associated with both a reduced PFS (RR 2.11, 95% CI 1.15–3.87) and OS (RR 5.53, 95% CI 2.22–13.76); chemorefractory disease at allo-HCT was associated with both reduced PFS (RR 3.09, 95% CI 1.37–7.00) and OS (RR 3.19, 95% CI 1.23–8.22). At relapse, 24 patients (56%) received bortezomib, 28 (65%) lenalidomide, 11 (26%) pomalidomide, 16 (37%) donor lymphocytes infusion as part of salvage therapy after allo-HCT relapse. Median PFS from time of salvage treatment was 7 months (range 0–113 months) for bortezomib-based therapy, 14 months (range 0–79 months) for lenalidomide and 10 months (range 1–28) for pomalidomide. Allo-HCT is a feasible and effective strategy in selected patients with MM and could be an effective platform for subsequent therapies.
Erectile dysfunction in 1050 men following extended
Erectile dysfunction (ED) following transperineal prostate biopsy (TPB) was prospectively evaluated. From January 2011 to January 2014, 1050 patients were submitted to TPB: 18 core (extended TPB) in 610 cases, 28 core (saturation TPB) in 360 cases and 32 core (saturation plus magnetic resonance imaging (MRI) targeted TPB) in 210 cases. The indications for biopsy were increasing prostate-specific antigen (PSA) or PSA> 10 ng [ml.sup.-1]. All patients were prospectively evaluated with the 5-item version of the International Index of Erectile Function (IIEF-5) at time zero and at 1, 3 and 6 months from TPB. Prostate cancer was diagnosed in 385/1050 (36.6%) patients;560 men (350 vs 110 vs 100) having benign histology and normal sexual activity also completed the study. Overall, IEEF-5 score at time zero and at 1, 3 and 6 months did not significantly worsen (P>0.05);in detail, at 1 month from biopsy 15 extended TPB (4.2%) vs 7 saturation TPB (6.4%) vs 7 saturation plus MRI targeted TPB (7%) men referred mild ED that disappeared after 3 months. Irrespective of method (18 vs 28 vs 32 core) TPB did not significantly worsen erectile function at 3-6 months from the procedure. International Journal of Impotence Research (2015) 28, 1-3; doi: 10.1038/ijir.2015.18; published online 20 August 2015