Marzieh Hassani

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BACKGROUND previous evidences suggested that traditional sitting position (flexion of knees approximately 90°, and adduction of hips while feet rest on a stool) and hamstring stretch position (sitting position with maximum extension of knees, adduction of hips, and forward bending) both reversed the lumbar lordosis and the number of spinal needle-bone(More)
Dear Editor, Vagal paragangliomas are uncommon tumors of the parapharyngeal space, approximately 200 cases having been reported. 1 They arise from tissue of the extra ad-renal sympathetic nervous system. 2 They mostly manifest as a painless neck mass near the angle of the mandi-ble usually between the skull base and the hyoid bone. 3 The other(More)
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