China Journal of Oral and Maxillofacial Surgery ›› 2025, Vol. 23 ›› Issue (4): 416-420.doi: 10.19438/j.cjoms.2025.04.016

• Case Reports • Previous Articles     Next Articles

A case report of mandibular osteonecrosis caused by herpes zoster virus infection of trigeminal nerve

Xiao Tingying, Chen Zhen, Xing Zhankui   

  1. Department of Stomatology, the Second Hospital of Lanzhou University. Lanzhou 730200, Gansu Province, China
  • Received:2024-07-15 Revised:2024-10-10 Online:2025-07-20 Published:2025-08-04

Abstract: The incidence of mandibular osteonecrosis caused by herpes zoster infection of maxillofacial trigeminal nerve is low. This article reported a rare case of massive mandibular necrosis with pathological fracture caused by herpes zoster virus infection. The mandibular sequestrum was resected and the defect was repaired with fibular flap. Patients with herpes zoster virus in maxillofacial region should be treated as soon as possible to avoid complications such as osteonecrosis of the jaw.

Key words: Trigeminal herpes zoster, Mandibular osteonecrosis, Pathological fracture, Fibular myocutaneous flap

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