Le lymphangiome cervico-facial congenital de l’enfant au chu de conakry : analyse de trois cas

Le lymphangiome kystique est une tumeur vasculaire, benigne, rare, d’origine lymphatique. La forme principale est representee par le lymphangiome cervico-facial congenital de l’enfant. Sa pathogenese est inconnue. Cette malformation congenitale du systeme lymphatique est composee de formations kystiques developpees a partir d’endothelium lymphatique et remplies de lymphe et de sang. L’atteinte des voies aerodigestives superieures (VaDS) peut conduire a des complications graves, mettant en jeu le pronostic vital. nous presentons trois observations de lymphangiomes kystiques de diagnostic post natal. Le traitement etait chirurgical dans tous les cas consistant en exerese complete de la tumeur et le diagnostic confirme par l’examen histopathologique de la piece operatoire. apres un recul d’au moins 12 mois, aucune recidive locale n’a ete observee cependant la surveillance reste de mise. Mots cles : Lymphangiomes kystique, malformation, cervico-faciale Cystic lymphangioma is a vascular tumor, rare benign lymphatic origin. The main form is represented by the cervicofacial congenital lymphangioma of the child. Its pathogenesis is unknown. This congenital malformation of the lymphatic system is composed of cystic formations developed from lymphatic endothelium and filled with lymph and blood. Involvement of the upper aero digestive tract (UaDT) can lead to serious complications, involving life-threatening. We present three cases of cystic lymphangiomas of postnatal diagnosis. Treatment was surgical in all cases consisting of complete resection of the tumor and the diagnosis confirmed by histopathological examination of the surgical specimen. after a decline of at least 12 months, no local recurrence was observed; however, monitoring is still required. Keywords : cystic lymphangioma malformation, cervicofacial