29-year-old female with chronic renal failure and a history of hemodialysis during 10 years showed localized jaw enlargement in the anterior mandible. She also revealed increased serum PTH level, osteosclerosis in her skull base and facial bone, chronic pain in the both knee joint, and gastrointestinal disorder which are symptoms of renal osteodystrophy. The patient was diagnosed hyperparathyroidism associated with chronic renal failure. Parathyroidectomy was performed, however, serum PTH level increased again after the parathyroidectomy, the affected area of the mandible was enlarged as the serum PTH level increased. The enlarged area seemed like as peripheral lesion clinically. We reported a case of localized jaw enlargement as oral manifestation in renal osteodystrophy.

• 유미현(남서울대학교 치위생학과) | Mi Heon Ryu
• 김현실(연세대학교 치과대학 구강 종양 연구소) | Hyun Sil Kim
• 지유진(경희대학교 동서신의학병원 치대병원 구강악안면외과) | Yu Jin Jee
• 송현철(가톨릭 대학교 성 빈센트 병원 치과, 구강악안면외과) | Hyun Chul Song
• 김진(연세대학교 치과대학 구강 종양 연구소, 연세대학교 치과대학 구강병리학 교실) | Jin Kim correspondence