نتایج جستجو برای: bone age
تعداد نتایج: 1029773 فیلتر نتایج به سال:
Extended Abstract Precocious puberty is the appearance of secondary sexual characteristics before 8 years old in girls and 9 years old in boys. Precocious puberty is divided into 3 groups of central, peripheral and normal variants. Central precocious puberty is accompanied by activation of hypothalamic-pituitary-gonadal axis which causes increase in secretion of GnRH, and in turn increase i...
the aim of this study was to develop a quantitative radiographic method for assessment of experimentalosteoporosis in leghorn breed laying hens. three groups of 24 leghorn pullets were reared in cage and fed aration containing different calcium levels, including 3.55, 2.075 and 0.6 percent (for groups 1-3, respectively). the hens were fed this diet from 17 weeks of age to the end of the experim...
OBJECTIVE To our knowledge, only two controversial articles have reported the study of bone age at diagnosis in diabetic children. The aim of this study was to compare chronological age with bone age and to evaluate the impact of A1C on bone age in children at diagnosis of type 1 diabetes. RESEARCH DESIGN AND METHODS In 496 diabetic children, height was measured at diagnosis and height SD sco...
The aims of this study were to develop a computerized program for objectively evaluating skeletal maturation on cephalometric radiographs, and to apply the new method to Brazilian subjects. The samples were taken from the patient files of Oral Radiological Clinics from the North, Northeast, Midwest and South regions of the country. A total of 717 subjects aged 7.0 to 15.9 years who had lateral ...
osteoporosis is a major public health problem in iran. bone densitometry is used to diagnose osteopenia and osteoporosis and if necessary, prevent bone fractures, especially that of femoral neck. bone density is related to several factors including race, age, sex, environmental factors and nutrition. no comprehensive study has been performed in iran, yet. among the 10 to 75 year-old population ...
Abstract Multiple myeloma (MM) is a relatively rare malignant hematological disease, which is characterized by multicentric proliferation of plasma cells in the bone marrow. It is typically a disease of adults, with men being affected slightly more often than women. The median age at diagnosis is between 60 and 70 years, and it is rarely diagnosed before the age of 40. Although any bone ...
Background: The advances in treatment regimes for thalassemic patients have increased the survival among them therefore osteoporosis has emerged as an important cause of morbidity. The aim of this study was to determine the prevalence of osteoporosis and osteopenia in patients with thalassemia from Zafar Adult Thalassemia Clinic, Tehran, Iran. Patients and Methods: In this cross sectional inve...
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