case_images: PMC4654446_01
case_images: Prenatal ultrasound showing the neck mass.
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case_images: Figure 1) by doctors at another institution. Family history of the mother uncovered a cousin with hypothyroidism.
case_images: Endotracheal tube displaced to the right position.
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case_images: The X-ray after intubation showed the ETT in a high position and the trachea displaced to the right ( Figure 2).
case_images: a. Sagittal MRI (T2) of the neck showing the teratoma.
  b. Axial MRI (T2) of the neck showing the teratoma and the tracheal displacement.
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case_images: f3
case_images: Magnetic resonance imaging (MRI) revealed the extent of the cervical mass and its compression on the trachea, and the latter's subsequent displacement ( Figure 3a and 3b).
case_images: The resected benign teratoma.
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case_images: The mass was well circumscribed and could be easily dissected, weighed 20 grams and measured 33x61x45 mm Figure 4.