42% Metastatic tumor 36% Keratocystic odontogenic tumor (odontogenic keratocyst) mandible 6% Simple (traumatic, solitary) bone cyst 5% Leukemia 2% Langerhans cell histiocytosis (Hand-Schuller-Christian disease) 2% Massive osteolysis (Gorham's disease) 1% Langerhans cell histiocytosis (Eosinophilic granuloma) 1% Cemento-ossifying fibroma 1% Malignant salivary gland tumor 1% Dermoid cyst Total percent is 96.89%