title: [2 cases of pulsatile tinnitus caused by sigmoid sinus diverticulum and literature review].
abstract: OBJECTIVE
  To describe the anatomy,radiographic manifestation, and surgical treatment of pulsatile tinnitus due to sigmoid sinus diverticulum.
  
  
  METHODS
  The retrospectively study of diagnosis,clinical and radiographic manifestations,and surgical treatment of 2 cases of pulsatile tinnitus caused by sigmoid sinus diverticulum was carried out.
  
  
  RESULTS
  Bony defect was found in the anterior sigmoid wall in both cases, and one of them was combined with invasion of soft tissues in mastoid cells. Both of them undertook a surgery to reconstruct sinus wall and received a satisfactory results.
  
  
  CONCLUSIONS
  Sigmoid sinus diverticulum is one of causes which lead to pulsatile tinnitus. It can be identified by imaging examination and can be cured by sinus wall reconstruction.
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Longgang Certral Hospital, Shenz-hen, 518116, China.
authors.forename: Hailiang
authors.initials: H
authors.lastname: Zhao
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University.
authors.forename: Yi
authors.initials: Y
authors.lastname: Liu
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University.
authors.forename: Yuanyuan
authors.initials: Y
authors.lastname: Yang
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Longgang Certral Hospital, Shenz-hen, 518116, China.
authors.forename: Xianhai
authors.initials: X
authors.lastname: Zeng
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Longgang Certral Hospital, Shenz-hen, 518116, China.
authors.forename: Juanjuan
authors.initials: J
authors.lastname: Li
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Longgang Certral Hospital, Shenz-hen, 518116, China.
authors.forename: Shuqi
authors.initials: S
authors.lastname: Qiu
authors.affiliation: Department of Otolaryngology Head and Neck Surgery, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University.
authors.forename: Zhigang
authors.initials: Z
authors.lastname: Zhang
mesh_terms: D000328:Adult; D004240:Diverticulum / Q000150:complications*; D005260:Female; D006801:Humans; D008297:Male; D008578:Meninges; D012189:Retrospective Studies; D014012:Tinnitus / Q000209:etiology* / Q000473:pathology / Q000601:surgery