Publications by authors named "Giovanni Vecchio"

Article Synopsis
  • Transfusion-dependent beta thalassemia (TDT) is a genetic disorder leading to low hemoglobin levels, which can cause serious heart issues such as myocardial iron overload (MIO) and myocardial fibrosis (MF); CMR is the standard for assessing these conditions but is costly and not widely available.
  • A study involving 44 TDT patients compared the effectiveness of Left Ventricular Global Longitudinal Strain (LV GLS) from Speckle Tracking Echocardiography (STE) to CMR techniques, finding that while CMR identified MIO in 18% and MF in 11% of patients, LV GLS showed significant differences based on the presence of MIO and MF.
  • Results indicated that LV GLS STE could
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Dealing with acute cholecystitis in high-risk, critically ill, and unfit-for-surgery patients is frequent during daily practice and requires complex management. Several procedures exist to postpone and/or prevent surgical intervention in those patients who temporarily or definitively cannot undergo surgery. After a systematic review of the literature, an expert panel from the Italian Society of Emergency Surgery and Trauma (SICUT) discussed the different issues and statements in subsequent rounds.

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Background: Immune thrombocytopenia (ITP) is an acquired immune-mediated bleeding disorder characterized by isolated thrombocytopenia. Its estimated yearly incidence in the pediatric population is 1.9-6.

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Article Synopsis
  • - This multicenter retrospective study investigated the effects of eltrombopag treatment in Italian children with chronic ITP, analyzing data from 56 patients across 17 centers.
  • - Patients were divided into three groups based on their treatment outcomes: those who stopped due to stable platelet counts, those who stopped due to ineffectiveness, and those who continued treatment.
  • - Results showed that 36% of patients stopped eltrombopag permanently, mainly due to inefficacy, but those who had stable platelet counts maintained improvement without further treatment, highlighting the significance of early treatment response.
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Inherited thrombocytopenias represents a heterogenous group of diseases characterized by a congenital reduction in the platelet count that could lead to a bleeding tendency. MYH9-related disorders are characterized by large platelets and congenital thrombocytopenia. Thrombopoietin-receptor agonists: eltrombopag and romiplostim are currently approved in many countries for the treatment of different forms of acquired thrombocytopenia, such as immune thrombocytopenia.

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Immune thrombocytopenia (ITP) is an autoimmune disorder characterized by isolated thrombocytopenia. Many viruses and some vaccines have been identified as triggering the autoimmune process, including parvovirus, human immunodeficiency virus, Epstein-Barr virus, rubella, and measles. However, ITP in association with coronavirus disease 2019 (COVID-19) vaccination has not been reported so far.

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In this paper, we test how different public transport policy scenarios score in terms of fairness for a specific population group, considering a more complex representation of mobility-related inequalities and the policy implications of transport justice. To do so, we assess potential accessibility to public transport in Santiago de Chile under different policy scenarios, focusing on older people as a group whose demographic and socioeconomic conditions can determine different forms of disadvantage. We compare alternative accessibility policies based on the expansion of the Metro infrastructure network or on reduced public transport fares, considering the interaction between the spatial availability and the affordability of public transport.

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Objectives: Sickle bone disease (SBD) is a chronic complication of sickle cell disease (SCD) whose pathogenesis is not completely understood. Chronic inflammation associated with SCD could alter bone remodeling. Our aim was to analyze the serum levels of bone remodeling markers in a group of SCD children to evaluate their involvement in the SBD.

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Background And Objective: Immune thrombocytopenia (ITP) is a common bleeding disorder in childhood. The management of ITP in children is controversial, requiring personalized assessment of patients and therapeutic choices. Thrombopoietin receptor agonists (TPO-RAs), eltrombopag and romiplostim, have been shown to be safe and effective for the treatment of pediatric ITP.

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Background: Transfusion-dependent haemoglobinopathies require lifelong iron chelation therapy with one of the three iron chelators (deferiprone, deferasirox, or deferoxamine). Deferasirox and deferiprone are the only two oral chelators used in adult patients with transfusion-dependent haemoglobinopathies. To our knowledge, there are no randomised clinical trials comparing deferiprone, a less expensive iron chelator, with deferasirox in paediatric patients.

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The thrombopoietin receptor agonist eltrombopag has been shown to be safe and effective for children with chronic immune thrombocytopenia (ITP). The aim of the present study was to characterize eltrombopag use in current clinical practice. This is a retrospective multicenter study conducted in 17 centers affiliated to the Italian Association of Pediatric Hematology and Oncology (AIEOP).

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Objectives: HbS/β+ patients' presence in Italy increased due to immigration; these patients are clinically heterogeneous, and specific guidelines are lacking. Our aim is to describe a cohort of HbS/β+ patients, with genotype-phenotype correlation, in order to offer guidance for clinical management of such patients.

Methods: Retrospective cohort study of HbS/β+ patients among 15 AIEOP Centres.

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Forgiveness has been proven to be an effective way of regulating negative affect and decreasing depression. This study aimed at examining the relationship among constructs particularly relevant to adolescents' well-being, including forgivingness (dispositional forgiveness) anger, depression and Hedonic Balance (HB). Specifically, using a structural equation modelling approach, the fully mediational role of the different facets of anger in the relationship between forgiveness and depression was tested in 773 adolescents, of which 69% girls.

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Objective: Immune thrombocytopenia (ITP) is an acquired immuno-mediated disorder characterized by thrombocytopenia with an increased risk of bleeding. In recent years 1,25[OH]2D3 has been rediscovered as an immune modulator. We decided to evaluate serum Vitamin D levels in a cohort of children with immune thrombocytopenia in order to discover if Vitamin D concentrations may predict ITP duration.

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Background: The number of patients with sickle cell disease (SCD) has increased in Italy in the past decade due to immigration. In spite of the established efficacy of hydroxyurea (HU) in childhood, population-based data regarding its prescription and effectiveness come mainly from studies performed in adults or outside Europe.

Population And Methods: The Hydroxyurea in SCD: A Large Nation-wide Cohort Study from Italy was a retrospective cohort study of adult and pediatric patients with SCD attending 32 centers.

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Autoimmune haemolytic anaemia is an uncommon disorder to which paediatric haematology centres take a variety of diagnostic and therapeutic approaches. The Red Cell Working Group of the Italian Association of Paediatric Onco-haematology (Associazione Italiana di Ematologia ed Oncologia Pediatrica, AIEOP) developed this document in order to collate expert opinions on the management of newly diagnosed childhood autoimmune haemolytic anaemia.The diagnostic process includes the direct and indirect antiglobulin tests; recommendations are given regarding further diagnostic tests, specifically in the cases that the direct and indirect antiglobulin tests are negative.

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Aims: Despite long clinical experience with deferiprone, there is limited information on its pharmacokinetics in children aged <6 years. Here we assess the impact of developmental growth on the pharmacokinetics of deferiprone in this population using a population approach. Based on pharmacokinetic bridging concepts, we also evaluate whether the recommended doses yield appropriate systemic exposure in this group of patients.

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Objectives: The prognosis of beta-Thalassemia major and other congenital hemoglobinopathies has profoundly changed over the last decades. Moreover, only few countries in Europe provide dedicated services and the description of the measures for patients monitoring and treatment is overall very scarce. The HTA-Thal project is aimed to identify the services available in Italy and to collect epidemiological and clinical data on the thalassemic population (HTA-Thal Registry).

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Purpose: Here we show how a model-based approach may be used to provide further insight into the role of clinical and demographic covariates on the progression of iron overload. The therapeutic effect of deferoxamine is used to illustrate the application of disease modelling as a means to characterising treatment response in individual patients.

Methods: Serum ferritin, demographic characteristics and individual treatment data from clinical routine practice on 27 patients affected by β-thalassaemia major were used for the purposes of this analysis.

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According to scientific literature, laparoscopy as aid in diagnosis and therapy for chronic pain in the right iliac quadrant shows a undeniable advantage thanks to its mini-invasiveness, the possibility of a methodical and thorough exploration of the entire abdominal cavity in those cases of recurrent pain, emotionally and socially debilitating, that do not find an answer in the usual etiological diagnostic clinical-instrumental. In those cases in which any significant organic pathology that justifies the recurring pain in the right iliac fossa is found during laparoscopic exploration, it has been seen that it is useful to perform appendectomy anyway, that leads to the disappearance of symptoms, which are probably due to inflammatory recurrent catarrhal phenomena of appendix in such patients, as it is demonstrated by the adhesions found at cecum-appendicular level. From January 2011 to December 2013, 24 children with chronic recurrent right lower quadrant pain were subjected to diagnostic laparoscopy.

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Chronic thrombocytopenias are pathological conditions defined as a persistent platelet count below the normal range for more than 6-12 months, clinically characterized by mucocutaneous bleeding. Recently, an International Working Group of expert clinicians has redefined standard terminology and definitions of primary and secondary chronic immune thrombocytopenia (ITP). A document issued on acute childhood idiopathic thrombocytopenic purpura (AIEOP) provides parents and physicians with guidelines for the management of chronic ITP and gives prominence to the periodic re-evaluation of differential diagnosis.

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We herein report a case of megacolon with fecaloma in an 83-year-old man who presented with constipation, no intestinal occlusion, and a left hydroureteronephrosis, with A.S.A.

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Lead poisoning is a medical condition caused by increased levels of the heavy metal lead in the body, generally resulting from environmental exposure. Lead poisoning can cause a variety of symptoms which vary depending on the individual and the duration of lead exposure; lead poisoning is more noxious to children than adults, because it can damage the brain and nerve development of children.We report a case of lead poisoning in a 5-year-old girl caused by accidental ingestion of a metal ring.

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