Sublingual cysts of different entities in an infant - A case report and literature review

Sudden feeding difficulties in combination with dysphagia and tongue displacement in pediatric patients pose an emergency situation that requires prompt diagnostic clarification. A persisting congenital fistula of the tongue is a clear indication of dysontogenetic lesions, including malformations, tumors, and tumor-like lesions. Congenital sublingual cysts are rare in infants, but can be life threatening when present. Surgical excision with histopathological analysis is essential to exclude any form of malignancy and malignant transformation.