title: A rare cause of deep peroneal nerve palsy due to compression of synovial cyst - Case report.
abstract: BACKGROUND
  Synovial cyst is a rare cause of compression neuropathy and its differential diagnosis can be misleading.
  
  
  METHODS
  This article presents clinical, radiological, and histological findings of deep peroneal nerve palsy due to compression of a synovial cyst in a 30-year-old patient admitted with sudden drop foot.
  
  
  CONCLUSIONS
  Focal nerve entrapment in lower extremity due to synovial cystis a rare entity. Differential diagnosis is important. Surgical excision is the main treatment method with high success rate.
  
  
  CONCLUSIONS
  Synovial cyst compression which can be treated easily with surgical excision should be considered in rapidly progressed drop foot.
authors.affiliation: Bezmialem Vakif University, Medicine Faculty, Department of Orthopaedics and Traumatology, Istanbul, Turkey. Electronic address: drmehmeterdil@gmail.com.
authors.forename: Mehmet
authors.initials: M
authors.lastname: Erdil
authors.forename: Korhan
authors.initials: K
authors.lastname: Ozkan
authors.forename: Feyza Unlu
authors.initials: FU
authors.lastname: Ozkan
authors.forename: Kerem
authors.initials: K
authors.lastname: Bilsel
authors.forename: Ismail
authors.initials: I
authors.lastname: Turkmen
authors.forename: Serkan
authors.initials: S
authors.lastname: Senol
authors.forename: Serhan
authors.initials: S
authors.lastname: Sarar