Large lingual heterotopic gastrointestinal cyst in a newborn: A case report

Figure 1 Neonatal appearance at birth. A: The tongue cyst occupies the oral cavity before needle aspiration; B: Tongue cyst aspiration with an 18-gauge indwelling needle.

Figure 2 Pathological findings of the cyst. A: Gross anatomy of the excised cyst. The cyst wall is elastic and soft, and the lumen is smooth; B: Hematoxylin-eosin stained specimen showing columnar gastrointestinal epithelium lining the cyst wall (× 400 original magnification); C: Ciliated pseudostratified epithelium is also seen in another part (× 400 original magnification).

Figure 3 T2-weighted magnetic resonance imaging shows that the cyst is located at the ventral part of the anterior tongue. A: Horizontal view; B: Sagittal view.

Figure 4 Intraoperative findings. A: A smooth cyst wall is observed after dissecting the tongue mucosa; B: Loose connective tissue is attached to the cyst.