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Abstract
To the Editor: We reported 2 cases of ectopic thyroid gland (ETG) masquerading as pituitary adenoma (PA). Magnetic resonance imaging (MRI) revealed pituitary hyperplasia [Figure 1]a. Thyroid ultrasonography did not found thyroid on the anterior aspect of the neck and the normal position of thyroid gland. MRI showed the signal was obviously abnormal (uniform strengthening) in the saddle pituitary, the size was 1.0 cm × 1.5 cm × 1.6 cm, which indicated the PA was...