Ronald N Bogdasarian

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RATIONALE AND OBJECTIVES To compare quantitative imaging parameter measures from diffusion- and perfusion-weighted imaging magnetic resonance imaging (MRI) sequences in subjects with brain tumors that have been processed with different software platforms. MATERIALS AND METHODS Scans from 20 subjects with primary brain tumors were selected from the(More)
To examine a possible esophageal basis for cervical symptoms, we studied 63 patients with persistent cervical complaints, 36 patients with gastroesophageal reflux but no cervical symptoms, and ten normal subjects. Patients were evaluated for a history of pyrosis and regurgitation and underwent otolaryngologic examination, barium esophagram, upper endoscopy,(More)
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