Williams syndrome (WS), also known as Williams-Beuren syndrome, is a rare genetic disorder characterized by infantile hypercalcemia, short stature, varying degree of mental retardation, elfin-like facial features, and cardiovascular abnormalities, including systemic hypertension, aortic hypoplasia, coarctation the aorta, valvular heart disease (aortic pulmonic stenosis, mitral valve prolapsed o...

MIAMI BEACH – Less turned out to be better in a large clinical trial comparing radiation doses in patients treated with radiation and chemotherapy for stage III non–small cell lung cancer, investigators reported at the annual meeting of the American Society for Radiation Oncology. The median overall survival rate at 1 year was 81% for patients treated with standarddose (60 Gy) radiation, compar...

amyotrophic lateral sclerosis (als), the most common form of motor neuron disease, is a progressive and devastating disease involving both lower and upper motor neurons, typically following a relentless progression towards death. therefore, all efforts must be made by the clinician to exclude alternative and more treatable entities. als with laboratory abnormalities of uncertain significance is...

perosomus elumbis is an occasional congenital anomaly ofcattle, swine, sheep, and dogs with unknown etiology. thiscongenital abnormality occurs in both sexes. a dead holsteincalf characterized by musculoskeletal and external genitaliaabnormalities was referred to the large animal hospital ofuniversity of tehran. radiographic evaluation and subsequentdissection revealed that the vertebral column...

background: approximately 205 million pregnancies occur each year in the worldwide. on the other hand, spontaneous abortion has been reported in 15-20% of all diagnosed pregnancies. the most common cause of spontaneous abortion is chromosomal abnormalities of the embryo. robertsonian translocation carriers specially 21-14 are the most common balanced rearrangement among the carrier couples with...

This report describes the case of a previously healthy 16-year-old patient who initially presented with emesis unknown etiology that was refractory to standard medical interventions. The initial imaging revealed duodenum inversum, rare anatomic abnormality provided additional diagnostic complexity this case. Though final diagnosis found be functional vomiting, gives an instructive review abnorm...

amniocentesis is a known and accessible method for prenatal diagnosis. it is performed after the 15th week of gestation. in this method, about 20 ml of the amniotic fluid is aspirated and evaluated for biochemical tests, culture of amniocytes for karyotype, dna analysis and linkage tests based on indication. the objective of this study was to determine the indications, results and complications...

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Introduction: Hearing impairment and hearing loss are kinds of latent handicap in children. Any abnormality in hearing can affect different aspects of life. Otoacoustic emissions have been accepted as an appropriate method for screening of hearing loss in neonates. In this study we assessed the hearing status of infants admitted in ICU wards in Yazd.Materials and methods: This was a cross-secti...