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Fig. 2C. Parotid gland mucoepidermoid carcinoma with true-positive
findings in 56-year-old man. Premagnetization transfer pulse MR image obtained
with spoiled gradient-recalled acquisition in steady state sequence (45/7;
excitations, 2; flip angle, 20°). Signal intensities of lesion (cursor 2),
muscle (cursor 1), and background noise (cursor 3) were calculated using
electronic cursor to define regions of interest.