نتایج جستجو برای: growth failure
تعداد نتایج: 1172010 فیلتر نتایج به سال:
BACKGROUND Nowadays, one of the major public health problems among children is growth failure. It can be characterized in terms of either inadequate growth or the inability to maintain growth. OBJECTIVES The main objective of this study was to examine the effects of some factors on growth failure among a sample of infants less than two years old. MATERIALS AND METHODS The present longitudin...
Crohn's disease is one of the chronic inflammatory bowel diseases which at present is still of unknown cause. It has been known for some time that this disorder may lead to significant impairment of linear growth' and delay in the onset of puberty. Indeed Crohn's disease in childhood may present as short stature or delay in pubertal maturation without any gastrointestinal symptoms. There may be...
This paper reports on preliminary explorations, both empirical and analytical, of probabilistic models of large-scale networks. We first examine the structure of networks that grow by the addition of nodes and lines, using a class of connection rules motivated by considerations of distance and prior connectivity. Second, we examine the dynamic behavior of the binary influence model — a particul...
Podocyte depletion leads to glomerulosclerosis, but whether an impaired capacity of podocytes to respond to hypertrophic stress also causes glomerulosclerosis is unknown. We generated transgenic Fischer 344 rats that express a dominant negative AA-4E-BP1 transgene driven by the podocin promoter; a member of the mammalian target of rapamycin complex 1 (mTORC1) pathway, 4E-BP1 modulates cap-depen...
background: sulfatase 1 ( sulf1 ) function is to remove the 6-o-sulphate group from heparan sulfate. this action changes the binding sites of extracellular growth factors. sulf1 expression has been reported to be changed in angiogenesis. we hypothesized that single nucleotide polymorphisms (snps) of sulf1 would impact clinicopathologic characteristics. objective: study of sulf1 gene polymorphis...
power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...
3. Lualdi JC, Goldhaber SZ. Right ventricular dysfunction after acute pulmonary embolism: pathophysiologic factors, detection, and therapeutic implications. Am Heart J. 1995;130:1276-1282. 4. Kasper W, Konstantinides S, Geibel A, Tiede N, Krause T, Just H. Prognostic significance of right ventricular afterload stress detected by echocardiography in patients with clinically suspected pulmonary e...
We describe a boy who presented at the age of 7 years with short stature due to hypopituitarism. Six months after starting appropriate hormone replacement treatment at the age of 8 he suffered his first generalised convulsion. Further neuroradiological investigation led to the diagnosis of moyamoya syndrome.
The prevalence of thyroid disease in 134 children, adolescents, and young adults with diabetes mellitus beginning in childhood is described. Clustering of a family history of thyroid disease and the presence of thyrogastric antibodies in some patients supports the concept of familial autoimmunity. In 4 children a diagnosis of hypothyroidism had already been made, one of whom had shown marked fa...
Children within institutional care settings experience significant global growth suppression, which is more profound in children with a higher baseline risk of growth impairment (e.g., low birth weight [LBW] infants and children exposed to alcohol in utero). Nutritional insufficiencies as well as suppression of the growth hormone-insulin-like growth factor axis (GH-IGF-1) caused by social depri...
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