HighlightsIntraosseous venous malformations of the zygoma is rare.Venous malformations are often misrepresented as “hemangiomas”.Preoperative arteriography and embolization are necessary for diagnosis and hemorrhage control during operation.En-bloc resection and primary reconstruction of the lesion is important to prevent recurrence and postoperative malar irregularity.For reconstruction, calvarial bone graft is optimal for maintaining malar contour.

We are following the patient, providing training in the movements needed for child care and suggesting environmental improvements for the mother and infant. As a result, her recovery from disability has been promoted.