190 research outputs found
Psychological factors in childhood asthma
Objectives: The aim of this study is to evaluate psychological aspects of childhood asthma and the connections between the illness and behavioral disturbances in asthmatic children. Study design: We selected a group of 47 asthmatic children and a control group of 47 healthy children. The only criterion for inclusion was that the children be between 4 and 10 years of age; criteria for exclusion were neurological pathologies, cognitive retardation, and serious or chronic systemic disease. The collaboration of a psychologist and a comparative examination of questionnaires used in medical literature helped us prepare a calibrated questionnaire for our study. Results: In our study, the asthmatic children show significantly more behavioral and psychological disturbances than the children in the control group. Conclusions: Within the group of asthmatic children the boys and the children whose illness has lasted less than 4 years, are at greater risk of such disturbances; stressful situations connected to the birth or previous pregnancies can be seen more often in the group of asthmatic children than in the control group; before the onset of the illness the asthmatic children had significant sleep disturbances
Difficult diagnosis of atypical kawasaki disease in an infant younger than six months: a case report
Background: Kawasaki disease (KD) is an acute inflammatory vasculitis of unknown origin.
Case presentation: We report the case of a 5-month-old child with an atypical form of KD, characterized by
undulating symptoms, who developed an aneurysm of the right coronary artery and an ectasia of the left anterior
descending coronary artery.
Conclusion: This case report underlines the difficulties in recognizing incomplete forms of the illness in young
infants, who are at higher risk of cardiac complications
Airway stenting in a child with spondyloepiphyseal dysplasia congenita: 13-Year survival.
We describe the case of a boy with spondyloepiphyseal dysplasia congenita. At birth, he experienced severe respiratory distress necessitating tracheotomy. Endoscopy done because mechanical ventilation failed to resolve desaturations disclosed severe tracheo-bronchomalacia. A Polyflex silicone stent was placed in the trachea (replaced by Y-Dumon stent) and 2 Palmaz metallic stents in the mainstem bronchi (overlapped with 2 Jomed stents 5 years later). Airway stenting guaranteed a suitable respiratory status and allowed a child who was expected to die at birth, to reach 13.5 years old in good conditions
Infants hospitalized for Bordetella pertussis infection commonly have respiratory viral coinfections
Background: Whether viral coinfections cause more severe disease than Bordetella pertussis (B. pertussis) alone remains
unclear. We compared clinical disease severity and sought clinical and demographic differences between infants with
B. pertussis infection alone and those with respiratory viral coinfections. We also analyzed how respiratory infections
were distributed during the 2 years study.
Methods: We enrolled 53 infants with pertussis younger than 180 days (median age 58 days, range 17–109 days, 64.
1% boys), hospitalized in the Pediatric Departments at “Sapienza” University Rome and Bambino Gesù Children’s
Hospital from August 2012 to November 2014. We tested in naso-pharyngeal washings B. pertussis and 14 respiratory
viruses with real-time reverse-transcriptase-polymerase chain reaction. Clinical data were obtained from hospital
records and demographic characteristics collected using a structured questionnaire.
Results: 28/53 infants had B. pertussis alone and 25 viral coinfection: 10 human rhinovirus (9 alone and 1 in coinfection
with parainfluenza virus), 3 human coronavirus, 2 respiratory syncytial virus. No differences were observed in clinical
disease severity between infants with B. pertussis infection alone and those with coinfections. Infants with B. pertussis
alone were younger than infants with coinfections, and less often breastfeed at admission.
Conclusions: In this descriptive study, no associations between clinical severity and pertussis with or without
co-infections were found
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Postnatal outcome of fetal cortical malformations: systematic review.
OBJECTIVE: Parental counseling for fetal malformations of cortical development (MCD) is based on data from studies in children and adults undergoing imaging investigation for abnormal neurodevelopment. However, such postnatal findings may not be applicable to prenatally diagnosed cases. The aim of this study was to review the existing data on postnatal neurodevelopmental outcome for fetuses diagnosed with MCD. METHODS: A literature search was conducted in PubMed, Web of Science and EMBASE for articles published between 2013 and 2023, using standardized keywords to describe fetal cortical malformations. Full-text articles were accessed for the retrieved citations and data on participant characteristics, imaging findings, and pregnancy and neonatal outcomes were extracted. Fetal MCD was defined as either complex or isolated, according to the presence or absence, respectively, of additional brain or extracranial defects. RESULTS: Overall, 30 articles including 371 cases of fetal MCD were reviewed. The cases were classified as complex (n = 324), isolated (n = 21) or unknown (n = 26). There were 144 terminations and four stillbirths, with pregnancy outcome unreported in 149 cases. A total of 108 cases had postnatal magnetic resonance imaging or postmortem examination data available. In nine of these cases, a diagnosis of complex fetal MCD was changed to isolated MCD after birth, and one case was found not to have MCD. There were 74 live births, for which postnatal neurodevelopment data were available in only 30 cases. Normal neurodevelopmental outcome was reported in seven (23.3% (95% CI, 9.9-42.2%)) infants, with the remaining 23 exhibiting various levels of neurodevelopmental delay (three mild, seven moderate and 13 severe) from 6 months to 7 years of age. CONCLUSIONS: Most reviewed cases of fetal MCD were complex in nature and underwent termination of pregnancy. There is a paucity of data on postnatal neurological development in fetuses diagnosed with MCD. The available data suggest antenatal overdiagnosis of case severity in about 5% of cases with known outcome, and either normal neurodevelopment or mild neurodevelopmental delay in approximately one-third of liveborn cases with neurological follow-up. © 2024 The Author(s). Ultrasound in Obstetrics & Gynecology published by John Wiley & Sons Ltd on behalf of International Society of Ultrasound in Obstetrics and Gynecology
Uridine and pyruvate protect T cells’ proliferative capacity from mitochondrial toxic antibiotics: a clinical pilot study
Antibiotics that inhibit bacterial protein or nucleic acid synthesis and function can exert an off-target action on mitochondria (mitotoxic antibiotics), making actively dividing mammalian cells dependent on uridine and pyruvate supplementation. Based on this rationale, we carried out, for the first time, a randomized pilot study in 55 patients with asymptomatic bacteriuria or positive sperm culture, each treated with a single mitotoxic antibiotic with or without oral supplementation of uridine + pyruvate (Uripyr, Mitobiotix, Italy). The in vivo and ex vivo data show a a 3.4-fold higher value in the differential (before and after the antibiotic treatment) lymphocytes count and a 3.7-fold increase in the percentage of dividing T cells, respectively, in the Uripyr vs the control group. Our findings lay the groundwork to enhance the synergy between antibiotics and the immune system in order to optimize the administration protocols and widen the application potentials of antibiotic therapies as well as to re-evaluate old “forgotten” molecules to fight bacterial infections in the antibiotics resistance era
Lower critical field H_c1 and barriers for vortex entry in Bi_2Sr_2CaCu_2O_{8+delta} crystals
The penetration field H_p of Bi_2Sr_2CaCu_2O_{8+delta} crystals is determined
from magnetization curves for different field sweep rates dH/dt and
temperatures. The obtained results are consistent with theoretical reports in
the literature about vortex creep over surface and geometrical barriers. The
frequently observed low-temperature upturn of H_p is shown to be related to
metastable configurations due to barriers for vortex entry. Data of the true
lower critical field H_c1 are presented. The low-temperature dependence of H_c1
is consistent with a superconducting state with nodes in the gap function.
[PACS numbers: 74.25.Bt, 74.60.Ec, 74.60.Ge, 74.72.Hs
Personalized bone reconstruction and regeneration in the treatment of craniosynostosis
Craniosynostosis (CS) is the second most prevalent craniofacial congenital malformation due to the premature fusion of skull sutures. CS care requires surgical treatment of variable complexity, aimed at resolving functional and cosmetic defects resulting from the skull growth constrain. Despite significant innovation in the management of CS, morbidity and mortality still exist. Residual cranial defects represent a potential complication and needdedicated management to drive a targeted bone regeneration while modulating suture ossification. To this aim, existing techniques are rapidly evolving and include the implementation of novel biomaterials, 3D printing and additive manufacturing techniques, and advanced therapies based on tissue engineering. This review aims at providing an exhaustive and up\u2010to\u2010date overview of the strategies in use to correct these congenital defects, focusing on the technological advances in the fields of biomaterials and tissue engineering implemented in pediatric surgical skull reconstruction, i.e., biodegradable bone fixation systems, biomimetic scaffolds, drug delivery systems, and cell\u2010based approaches
From Listing to Recovery: A Review of Nutritional Status Assessment and Management in Liver Transplant Patients
Liver transplantation (LT) is a complex surgical procedure requiring thorough pre- and post-operative planning and care. The nutritional status of the patient before, during, and after LT is crucial to surgical success and long-term prognosis. This review aims to assess nutritional status assessment and management before, during, and after LT, with a focus on patients who have undergone bariatric surgery. We performed a comprehensive topic search on MEDLINE, Ovid, In-Process, Cochrane Library, EMBASE, and PubMed up to March 2023. It identifies key factors influencing the nutritional status of liver transplant patients, such as pre-existing malnutrition, the type and severity of liver disease, comorbidities, and immunosuppressive medications. The review highlights the importance of pre-operative nutritional assessment and intervention, close nutritional status monitoring, individualised nutrition care plans, and ongoing nutritional support and monitoring after LT. The review concludes by examining the effect of bariatric surgery on the nutritional status of liver transplant recipients. The review offers valuable insights into the challenges and opportunities for optimising nutritional status before, during, and after LT
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