statement of problem: few longitudinal studies have evaluated the reproducibility of natural head position (nhp) with more than six months follow-up. purpose: the present investigation was conducted to estimate the reproducibility of nhp in adult cases after three years. materials and methods: this descriptive study was performed on 27 volunteer dental students, 19-29 years of age. one radiogra...

cephalometry is an important branch of anthropology in which the dimensions of head and face can be determined. these dimensions are used to show indexes for studying brain growth and formation of all types of head and face. indexes are vary from 65 to 95 for head and 65 to105 for face, which are used to determine 4 international anatomic types of head and 5 international anatomic types of face...

background head injury is a major health problem worldwide, especially in children (1). trauma is one of the most common causes of morbidity and mortality in developed societies. traumatic injuries to the head can occur because of motor vehicle crashes, falling from heights, being beaten, and brain injuries caused by child abuse (4). the most common causes of head trauma in children are child a...

background: recent studies have shown a positive correlation between helicobacter pylori infection and migraine headache. the aim of this study was to evaluate the role of h. pylori infection in migraine headache with (ma) and without aura (mo). methods: this is a case-control study containing information on 84 patients (including ma, mo) and 49 healthy individuals . the enzyme-linked immunosor...

traumatic head injury is the underlying cause of approximately 5% of all persons with epilepsy and is the major cause of epilepsies starting in young adulthood. penetrating head injury, particularly among soldiers, carries a risk of almost 50% of developing post-traumatic epilepsy (pte), mostly within 6 months to two years after the trauma. early seizures (within one week of the trauma) are dep...

background: pediculosis capitis is a common parasitic infection of children. in this study we assessed the prevalence of head pediculosis among the middle schoolchildren in the urban and rural areas of fars province, southern iran.methods: all middle schoolchildren ages 11-14, in all the urban and rural areas of the province were screened for head lice infestation by examining their hair and sc...