Samvel Gyurdzhyan

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BACKGROUND Osteochondritis dissecans (OCD) of the ankle is a disorder of the talar or distal tibial subchondral bone and articular cartilage whose incidence in children is not clearly known. PURPOSE To assess the demographics and epidemiology of OCD of the ankle in children. STUDY DESIGN Descriptive epidemiologic study. METHODS A retrospective chart(More)
OBJECTIVES Dosimetric distribution of intensity-modulated radiotherapy (IMRT) to tooth-bearing areas for common head and neck (H&N) cancer sites were analyzed to facilitate minimization of osteoradionecrosis (ORN) risk through preradiation dental treatment planning. STUDY DESIGN Fifty-four patients received IMRT with prescribed doses ranging from 6000(More)
BACKGROUND The frequency of osteochondritis dissecans (OCD), a disorder of the subchondral bone and articular cartilage, is not well described. PURPOSE To assess the frequency of pediatric OCD lesions that progress to surgery based on sex, joint involvement, and age. STUDY DESIGN Descriptive epidemiology study. METHODS A retrospective chart review(More)
PURPOSE To demonstrate feasibility and utility of a planning tool for post treatment reconstruction of delivered dose distribution based on measured patient motion. The spinal cord dose limits in clinical use are based on planned dosimetric data which can significantly differ from delivered dose. This tool can be utilized to correlate clinical outcomes to(More)
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