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PURPOSE To retrospectively assess whether computed tomographic (CT) findings can indicate the benign or malignant nature of pulmonary nodules in pediatric patients with malignant solid primary tumors. MATERIALS AND METHODS With institutional review board approval, waived parental and patient consent, and HIPAA compliance, the authors determined the(More)
In 1966 Bigler described a method for extraction of impacted foreign bodies with the use of a Foley catheter [1]. Using this method several investigators have reported a success rate of up to 95% [2, 3]. We wish to report a patient group in which catheter extraction of esophageal foreign bodies was less successful, and a radiographic sign which appears to(More)
This study analyzed the intratumoral activity of interferon alpha (IFN-α) in the treatment of cystic craniopharyngiomas. From January 2000 to January 2004, nine patients presenting with cystic craniopharyngiomas were treated with intratumoral injection of IFN-α at the Pediatric Oncology Institute of the Federal University of São Paulo–Escola Paulista de(More)
Background: Tuberous sclerosis (TS) is a neurocutaneous genetically inherited disease with variable penetrance characterized by dysplasias and hamartomas affecting multiple organs. MR is the imaging method of choice to demonstrate structural brain lesions in TS. Objective: To compare MR sequences and determine which is most useful for the demonstration of(More)
OBJECTIVES To evaluate and compare demographic, clinical, laboratory and angiographic data of Brazilian children and adolescents with Takayasu's arteritis. METHODS In this Brazilian multicentre, retrospective study which included 10 paediatric rheumatology centres, we identified 71 children and adolescents with Takayasu's arteritis which were diagnosed(More)
The purpose of this study was to determine whether aerobic plus resistance training (AT + RT) is more effective than aerobic training (AT) at reducing inflammatory markers and cardiovascular risk in obese adolescents. A total of 139 obese adolescents were enrolled, aged 15-19 years, body mass index (BMI) ≥ 95th percentile and participated in 1 year of(More)
OBJECTIVE To evaluate oro-cecal transit time in children with chronic constipation. METHODS 34 patients with chronic functional constipation age 3 to 13 years and 15 controls without constipation. Oro-cecal transit time was evaluated using the hydrogen breath test after ingestion of lactulose and after a standard meal of cooked beans. Total and segmental(More)
OBJECTIVE Crime is now a top-priority public-health issue in many urban areas. Sao Paulo's state police force was the target of gunfire attack on an unprecedented scale. Several officers were killed or wounded, and many more were affected by psychological trauma. We investigated the brain activity underlying trauma, the coping effect of psychotherapy, and(More)
The aim of this study is to describe some radiological features in the newborns with microcephaly caused by Zika virus infection during pregnancy. We radiologically analyzed 13 cases of newborns with microcephaly born to mothers who were infected by the Zika virus in the early stage of pregnancy. The most frequently observed radiological findings were(More)
OBJECTIVE In the last two decades, advances in the computerized tomography (CT) field revise the internal and medium ear evaluation. Therefore, the aim of this study is to analyze the morphology and morphometric aspects of the vestibular aqueduct on the basis of computerized tomography images (CTI). MATERIAL AND METHOD Computerized tomography images of(More)