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Two‐years‐old child with a left cervical macro‐microcystic lymphatic malformation with mediastinal extension. The child suffered of severe obstructive sleep apnea syndrome necessitating non‐invasive ventilation and had a neck exploration prior to his referral to our clinic. (A) external view, (B) 0° rod telescope view showing extrinsic pharyngeal obstruction by the lymphatic malformation
